添加新的README.md

修复拥塞算法RTT延迟为0的bug

.classpath

@@ -2,34 +2,17 @@
 <classpath>
 	<classpathentry kind="src" path="src"/>
 	<classpathentry kind="lib" path="lib/gson-2.1.jar"/>
-	<classpathentry kind="lib" path="lib/javassist.jar" sourcepath="C:/Users/ADMINI~1/AppData/Local/Temp/1/.org.sf.feeling.decompiler1686963856070/source/javassist-3.29.2-GA-sources.jar"/>
 	<classpathentry kind="lib" path="lib/ini4j.jar"/>
 	<classpathentry kind="lib" path="lib/toml4j-0.7.1.jar"/>
-	<classpathentry kind="lib" path="lib/pcap4j-core-1.8.2.jar" sourcepath="C:/Users/ADMINI~1/AppData/Local/Temp/1/.org.sf.feeling.decompiler1725520274095/source/pcap4j-core-1.8.2-sources.jar"/>
-	<classpathentry kind="lib" path="lib/pcap4j-packetfactory-propertiesbased-1.8.2.jar"/>
-	<classpathentry kind="lib" path="lib/pcap4j-packetfactory-static-1.8.2.jar"/>
-	<classpathentry kind="lib" path="lib/pcap4j-sample-1.8.2.jar"/>
-	<classpathentry kind="lib" path="lib/slf4j-api-2.0.9.jar"/>
-	<classpathentry kind="lib" path="lib/slf4j-api-2.0.9-javadoc.jar"/>
-	<classpathentry kind="lib" path="lib/slf4j-api-2.0.9-sources.jar"/>
-	<classpathentry kind="lib" path="lib/slf4j-api-2.0.9-tests.jar"/>
-	<classpathentry kind="lib" path="lib/disruptor-4.0.0.jar" sourcepath="lib/disruptor-4.0.0-sources.jar"/>
-	<classpathentry kind="lib" path="lib/disruptor-4.0.0-javadoc.jar"/>
-	<classpathentry kind="lib" path="lib/disruptor-4.0.0-sources.jar"/>
 	<classpathentry kind="lib" path="lib/KNElib1.0.jar"/>
-	<classpathentry kind="lib" path="lib/KNEOptimize.jar"/>
 	<classpathentry kind="lib" path="lib/JavaTUN0.3.jar"/>
-	<classpathentry kind="lib" path="lib/uuid-creator-6.1.1.jar"/>
-	<classpathentry kind="lib" path="lib/jctools-core-4.0.6.jar"/>
-	<classpathentry kind="lib" path="lib/jctools-core-4.0.6-javadoc.jar"/>
-	<classpathentry kind="lib" path="lib/jctools-core-4.0.6-sources.jar"/>
+	<classpathentry kind="lib" path="lib/KNEOptimize.jar"/>
 	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-25">
 		<attributes>
 			<attribute name="module" value="true"/>
 		</attributes>
 	</classpathentry>
 	<classpathentry kind="lib" path="lib/jfreechart-1.5.3.jar"/>
-	<classpathentry kind="lib" path="lib/jfreechart-1.5.3-javadoc.jar"/>
 	<classpathentry kind="lib" path="lib/jfreechart-1.5.3-sources.jar"/>
 	<classpathentry kind="output" path="bin"/>
 </classpath>

.idea/libraries/jctools_core_jdk11_4_0_7.xml

@@ -0,0 +1,11 @@
+<component name="libraryTable">
+  <library name="jctools-core-jdk11-4.0.7">
+    <CLASSES>
+      <root url="jar://$PROJECT_DIR$/lib/jctools-core-jdk11-4.0.7.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES>
+      <root url="jar://$PROJECT_DIR$/lib/jctools-core-jdk11-4.0.7-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>

.idea/vcs.xml

@@ -2,5 +2,6 @@
 <project version="4">
   <component name="VcsDirectoryMappings">
     <mapping directory="" vcs="Git" />
+    <mapping directory="$PROJECT_DIR$/dashboard" vcs="Git" />
   </component>
 </project>

KLALB.iml

@@ -250,5 +250,6 @@
     </orderEntry>
     <orderEntry type="jdk" jdkName="jdk-26.0.1" jdkType="JavaSDK" />
     <orderEntry type="library" name="jfreechart-1.5.3" level="project" />
+    <orderEntry type="library" name="jctools-core-jdk11-4.0.7" level="project" />
   </component>
 </module>

src/klalb_en_US.properties

@@ -117,3 +117,11 @@ enablewebapi=Enable Web API
 weblistenaddr=Web API listen address
 invaildweblistenaddr=Invalid Web API listen address
 enabletun=Enable TUN adapter
+congestionmonitor=Congestion control monitor
+rttbaseline=RTT baseline
+rtt=RTT
+rttmax=RTT max
+rttmin=RTT min
+rto=RTO
+cpuload=CPU load
+ramusage=RAM usage

src/klalb_zh_CN.properties

@@ -117,3 +117,11 @@ enablewebapi=启用 Web API
 weblistenaddr=Web API 监听地址:端口
 invaildweblistenaddr=无效的 Web API 监听地址:端口
 enabletun=启用TUN虚拟网卡
+congestionmonitor=拥塞控制监视器
+rttbaseline=往返延迟基线
+rtt=往返延迟
+rttmax=往返延迟上限
+rttmin=往返延迟下限
+rto=重传超时
+cpuload=CPU负载
+ramusage=RAM占用率

src/org/kne/cloud/clock/NTPTimestamps.java

@@ -5,6 +5,9 @@ import java.time.LocalDateTime;
 import java.time.ZoneId;
 import java.time.ZonedDateTime;
 import java.time.format.DateTimeFormatter;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Objects;
 
 import org.kne.math.Long128;
 
@@ -256,4 +259,27 @@ public class NTPTimestamps {
                             .setBit(63);
         }
     }
+    
+    public static Long128 median(List<Long128> values) {
+    	Objects.requireNonNull(values);
+        if ( values.isEmpty()) {
+            throw new IllegalArgumentException("列表不能为空");
+        }
+        
+        // 1. 创建副本并排序
+        List<Long128> sorted = new ArrayList<>(values);
+        sorted.sort(Long128::compareTo);
+        
+        // 2. 计算中位数
+        int size = sorted.size();
+        if (size % 2 == 1) {
+            // 奇数个：取中间值
+            return sorted.get(size / 2);
+        } else {
+            // 偶数个：取中间两个的平均值
+            Long128 left = sorted.get(size / 2 - 1);
+            Long128 right = sorted.get(size / 2);
+            return left.add(right).divide(Long128.valueOf(2));
+        }
+    }
 }

src/org/kne/cloud/network/AsynchronousDatagramChannel.java

@@ -0,0 +1,277 @@
+package org.kne.cloud.network;
+
+import java.io.IOException;
+import java.net.DatagramSocket;
+import java.net.InetAddress;
+import java.net.InetSocketAddress;
+import java.net.NetworkInterface;
+import java.net.SocketAddress;
+import java.net.SocketOption;
+import java.nio.ByteBuffer;
+import java.nio.channels.ClosedChannelException;
+import java.nio.channels.DatagramChannel;
+import java.nio.channels.MembershipKey;
+import java.nio.channels.SelectableChannel;
+import java.nio.channels.SelectionKey;
+import java.nio.channels.Selector;
+import java.nio.channels.spi.SelectorProvider;
+import java.util.Set;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.atomic.AtomicBoolean;
+
+/**
+ * 自制的 UDP AIO 通道，内部使用线程池模拟异步收包。
+ * 用户只需设置回调，无需自己管理线程。
+ * 
+ * 完整委托了 DatagramChannel 的所有公共方法。
+ */
+public class AsynchronousDatagramChannel implements AutoCloseable {
+
+    private final DatagramChannel delegate;
+    private final ExecutorService workerPool;
+    private final AtomicBoolean running = new AtomicBoolean(true);
+    private volatile ReceiveHandler handler;
+    private final int bufferSize;
+	private int threadCount;
+
+    // ==================== 回调接口 ====================
+
+    @FunctionalInterface
+    public interface ReceiveHandler {
+        void onReceive(SocketAddress from, ByteBuffer data);
+    }
+
+    // ==================== 构造方法 ====================
+
+    public AsynchronousDatagramChannel() throws IOException {
+        this(65535, Runtime.getRuntime().availableProcessors());
+    }
+
+    public AsynchronousDatagramChannel(int bufferSize, int threadCount) throws IOException {
+        this.bufferSize = bufferSize;
+        this.delegate = DatagramChannel.open();
+        delegate.configureBlocking(true);
+        this.threadCount=threadCount;
+        this.workerPool = Executors.newFixedThreadPool(threadCount, r -> {
+            Thread t = new Thread(r, "AsyncDatagramReader");
+            t.setDaemon(true);
+            return t;
+        });
+
+    }
+
+    public void startWorkers() {
+
+        for (int i = 0; i < threadCount; i++) {
+            workerPool.submit(this::readerLoop);
+        }
+    }
+    
+    // ==================== 核心方法 ====================
+
+    public void setReceiveHandler(ReceiveHandler handler) {
+        this.handler = handler;
+    }
+
+    private void readerLoop() {
+        ByteBuffer buffer = ByteBuffer.allocateDirect(bufferSize);
+        while (running.get()) {
+            try {
+                buffer.clear();
+                SocketAddress from = delegate.receive(buffer);
+                if (from == null) {
+                    continue;
+                }
+                buffer.flip();
+                ReceiveHandler localHandler = handler;
+                if (localHandler != null) {
+                    localHandler.onReceive(from, buffer);
+                }
+            } catch (IOException e) {
+                if (running.get()) {
+                    e.printStackTrace();
+                }
+                break;
+            }
+        }
+    }
+
+    public int send(ByteBuffer data, SocketAddress target) throws IOException {
+        return delegate.send(data, target);
+    }
+
+    // ==================== DatagramChannel 委托方法 ====================
+
+    // --- 连接相关 ---
+
+    public DatagramChannel connect(SocketAddress remote) throws IOException {
+        return delegate.connect(remote);
+    }
+
+    public DatagramChannel disconnect() throws IOException {
+        return delegate.disconnect();
+    }
+
+    public boolean isConnected() {
+        return delegate.isConnected();
+    }
+
+    // --- 绑定相关 ---
+
+    public DatagramChannel bind(SocketAddress local) throws IOException {
+        return delegate.bind(local);
+    }
+
+    public SocketAddress getLocalAddress() throws IOException {
+        return delegate.getLocalAddress();
+    }
+
+    public SocketAddress getRemoteAddress() throws IOException {
+        return delegate.getRemoteAddress();
+    }
+
+    // --- 读写相关 ---
+
+    public int read(ByteBuffer dst) throws IOException {
+        return delegate.read(dst);
+    }
+
+    public long read(ByteBuffer[] dsts) throws IOException {
+        return delegate.read(dsts);
+    }
+
+    public long read(ByteBuffer[] dsts, int offset, int length) throws IOException {
+        return delegate.read(dsts, offset, length);
+    }
+
+    public int write(ByteBuffer src) throws IOException {
+        return delegate.write(src);
+    }
+
+    public long write(ByteBuffer[] srcs) throws IOException {
+        return delegate.write(srcs);
+    }
+
+    public long write(ByteBuffer[] srcs, int offset, int length) throws IOException {
+        return delegate.write(srcs, offset, length);
+    }
+
+    // --- 接收相关 ---
+
+    public SocketAddress receive(ByteBuffer dst) throws IOException {
+        return delegate.receive(dst);
+    }
+
+    // --- 多播 (Multicast) ---
+
+    public MembershipKey join(InetAddress group, NetworkInterface interf) throws IOException {
+        return delegate.join(group, interf);
+    }
+
+    public MembershipKey join(InetAddress group, NetworkInterface interf, InetAddress source) throws IOException {
+        return delegate.join(group, interf, source);
+    }
+
+    // --- 选项相关 ---
+
+    public <T> DatagramChannel setOption(SocketOption<T> name, T value) throws IOException {
+        return delegate.setOption(name, value);
+    }
+
+    public <T> T getOption(SocketOption<T> name) throws IOException {
+        return delegate.getOption(name);
+    }
+
+    public Set<SocketOption<?>> supportedOptions() {
+        return delegate.supportedOptions();
+    }
+
+    // --- 阻塞模式 ---
+
+
+    public boolean isBlocking() {
+        return delegate.isBlocking();
+    }
+
+    // --- 选择器相关 ---
+
+    public SelectableChannel configureBlocking(boolean block) throws IOException {
+        return delegate.configureBlocking(block);
+    }
+
+    public SelectorProvider provider() {
+        return delegate.provider();
+    }
+
+    public int validOps() {
+        return delegate.validOps();
+    }
+
+    public SelectionKey keyFor(Selector sel) {
+        return delegate.keyFor(sel);
+    }
+
+    public SelectionKey register(Selector sel, int ops) throws ClosedChannelException {
+        return delegate.register(sel, ops);
+    }
+
+    public SelectionKey register(Selector sel, int ops, Object att) throws ClosedChannelException {
+        return delegate.register(sel, ops, att);
+    }
+
+    // --- 状态查询 ---
+
+    public boolean isOpen() {
+        return delegate.isOpen() && running.get();
+    }
+
+    public DatagramSocket socket() {
+        return delegate.socket();
+    }
+
+    // ==================== 关闭方法 ====================
+
+    @Override
+    public void close() throws Exception {
+        running.set(false);
+        workerPool.shutdownNow();
+        delegate.close();
+    }
+
+    // ==================== 静态工厂方法 ====================
+
+    public static AsynchronousDatagramChannel open() throws IOException {
+        return new AsynchronousDatagramChannel();
+    }
+
+    public static AsynchronousDatagramChannel open(int bufferSize) throws IOException {
+        return new AsynchronousDatagramChannel(bufferSize, Runtime.getRuntime().availableProcessors());
+    }
+
+    public static AsynchronousDatagramChannel open(int bufferSize, int threadCount) throws IOException {
+        return new AsynchronousDatagramChannel(bufferSize, threadCount);
+    }
+
+    // ==================== 测试示例 ====================
+
+    public static void main(String[] args) throws Exception {
+        int port = 4567;
+        AsynchronousDatagramChannel channel = AsynchronousDatagramChannel.open();
+        channel.bind(new InetSocketAddress(port));
+
+        channel.setReceiveHandler((from, data) -> {
+            byte[] bytes = new byte[data.remaining()];
+            data.get(bytes);
+            String msg = new String(bytes);
+            System.out.println("Received from " + from + ": " + msg);
+        });
+
+        System.out.println("Echo server running on port " + port);
+        System.out.println("Press Enter to stop...");
+        System.in.read();
+
+        channel.close();
+        System.out.println("Server stopped.");
+    }
+}

src/org/kne/cloud/network/IPMulticastDiscovery.java

@@ -8,6 +8,8 @@ import java.io.DataOutputStream;
 import java.io.EOFException;
 import java.io.IOException;
 import java.net.*;
+import java.nio.ByteBuffer;
+import java.nio.charset.StandardCharsets;
 import java.util.Enumeration;
 import java.util.Iterator;
 import java.util.List;
@@ -148,21 +150,39 @@ public class IPMulticastDiscovery implements Closeable, AutoCloseable {
 		}
 		}).start();
 	}
+	// 1. 接收用的 ThreadLocal 缓冲区
+	private static final ThreadLocal<ByteBuffer> RX_BUFFER = ThreadLocal.withInitial(() -> ByteBuffer.allocate(2048));
+	// 2. 发送用的 ThreadLocal 缓冲区 (广播包一般很小)
+	private static final ThreadLocal<ByteBuffer> TX_BUFFER = ThreadLocal.withInitial(() -> ByteBuffer.allocate(2048));
 
 	private MultiProtocolSocketAddress receive() throws IOException {
-		byte[] b = new byte[65535];
-		DatagramPacket dp = new DatagramPacket(b, b.length);
+		ByteBuffer bbf = RX_BUFFER.get();
+		bbf.clear(); // 重置 position=0, limit=2048
+
+		// 借用底层数组
+		DatagramPacket dp = new DatagramPacket(bbf.array(), bbf.limit());
 		soc.receive(dp);
-		ByteArrayInputStream bis = new ByteArrayInputStream(b, 0, dp.getLength());
-		DataInputStream dis = new DataInputStream(bis);
-		String val = dis.readUTF();
-		long h=dis.readLong();
-		long l=dis.readLong();
-		UUID uid=new UUID(h, l);
-		dis.close();
+
+		// 限制可读范围
+		int length = dp.getLength();
+		bbf.limit(length);
+
+		// 直接读 UTF 字符串 (不用 DataInputStream)
+		// 读取前两个字节的长度，然后创建 String
+		int strLen = bbf.getShort() & 0xFFFF; // 无符号转 int
+		byte[] strBytes = new byte[strLen]; // 这里为了 String 还是得分配一次，但很小
+		bbf.get(strBytes);
+		String val = new String(strBytes, StandardCharsets.UTF_8);
+
+		// 直接读两个 Long 拼成 UUID
+		long h = bbf.getLong();
+		long l = bbf.getLong();
+		UUID uid = new UUID(h, l); // UUID 对象很小，年轻代瞬间回收，不用池化
+
 		MultiProtocolSocketAddress mpsa = new MultiProtocolSocketAddress(val);
-		if(mpsa.getInetAddress().isAnyLocalAddress()){
-			mpsa=new MultiProtocolSocketAddress(mpsa.getProtocol(),dp.getAddress().getHostAddress(),mpsa.getPort());
+
+		if (mpsa.getInetAddress().isAnyLocalAddress()) {
+			mpsa = new MultiProtocolSocketAddress(mpsa.getProtocol(), dp.getAddress().getHostAddress(), mpsa.getPort());
 		}
 		if(debug) {
 			if(uid.equals(selfUUID)) {
@@ -176,15 +196,23 @@ public class IPMulticastDiscovery implements Closeable, AutoCloseable {
 	}
 
 	private void send(MultiProtocolSocketAddress multiProtocolSocketAddress) throws IOException {
-		ByteArrayOutputStream baos = new ByteArrayOutputStream();
-		DataOutputStream dops = new DataOutputStream(baos);
-		dops.writeUTF(multiProtocolSocketAddress.toString());
-		dops.writeLong(selfUUID.getMostSignificantBits());
-		dops.writeLong(selfUUID.getLeastSignificantBits());
-		dops.close();
-		byte[] b = baos.toByteArray();
-		DatagramPacket dp = new DatagramPacket(b, b.length, group);
+		ByteBuffer bbf = TX_BUFFER.get();
+		bbf.clear(); // 重置
+
+		// 写字符串 (长度 + 字节)
+		byte[] strBytes = multiProtocolSocketAddress.toString().getBytes(StandardCharsets.UTF_8);
+		bbf.putShort((short) strBytes.length);
+		bbf.put(strBytes);
+
+		// 写 UUID
+		bbf.putLong(selfUUID.getMostSignificantBits());
+		bbf.putLong(selfUUID.getLeastSignificantBits());
+
+		bbf.flip(); // 准备读取
+
+		DatagramPacket dp = new DatagramPacket(bbf.array(), bbf.limit(), group);
 		soc.send(dp);
+
 		if(debug)
 			System.out.println(ninterface.getDisplayName()+" 发送广播："+ multiProtocolSocketAddress +" "+group+" "+selfUUID);
 

src/org/kne/cloud/network/congestion/BBRCongestionAlgorithm.java

@@ -11,14 +11,13 @@ public class BBRCongestionAlgorithm implements CongestionAlgorithm ,DetnetConges
 
 	private Consumer<Long> windowControlConsumer;
 
-	private long MIN_RTTVAR = 5000000L;
 	private volatile long RTTMin = 1000000000L;
-	private volatile long RTTVar = 1000000000L;
-	private volatile long RTTAvg = 1000000000L;
 	private volatile long RTTAvg2 = 1000000000L;
 	private volatile long RTTTotal = 0;
 	private volatile long RTTCount = 0;
-	private volatile long RTO = 1000000000L;
+
+
+	private RTTEstimator rttEstimator=new RTTEstimator();
 
 
 	private volatile long window=MIN_WINDOW;
@@ -54,10 +53,7 @@ public class BBRCongestionAlgorithm implements CongestionAlgorithm ,DetnetConges
 		} else {
 			RTTMin = (RTTMin * 99999 + latencyns) / 100000;
 		}
-		RTTVar = (RTTVar * 3 + Math.abs(RTTAvg - latencyns)) / 4;
-		RTTAvg = (RTTAvg * 7 + latencyns) / 8;
-		
-		RTO = RTTAvg + Math.max(MIN_RTTVAR, RTTVar * 4);// RTTVar*4
+		rttEstimator.putRTT(latencyns);
 
 		RTTTotal += latencyns;
 		RTTCount++;
@@ -93,13 +89,13 @@ public class BBRCongestionAlgorithm implements CongestionAlgorithm ,DetnetConges
 	}
 
 	@Override
-	public void putLoss(long packetSize, long lossns, int losscounter) {
+	public void putLoss(long packetSize, long lossns) {
 		
 	}
 
 	@Override
 	public long getRTO() {
-		return RTO;
+		return rttEstimator.getRTO();
 	}
 
 	@Override
@@ -136,4 +132,29 @@ public class BBRCongestionAlgorithm implements CongestionAlgorithm ,DetnetConges
 		return "BBR";
 	}
 
+	@Override
+	public long getBaseRTT() {
+		return rttEstimator.getBaseRTT();
+	}
+
+	@Override
+	public long getCurrentRTT() {
+		return rttEstimator.getCurrentRTT();
+	}
+
+	@Override
+	public double getUpperDelayBound() {
+		return MAX_GAIN;
+	}
+
+	@Override
+	public double getLowerDelayBound() {
+		return MIN_GAIN;
+	}
+
+	@Override
+	public double getBurstLimit() {
+		return burstLimit;
+	}
+
 }

src/org/kne/cloud/network/congestion/CongestionAlgorithm.java

@@ -6,13 +6,13 @@ public interface CongestionAlgorithm {
 	public void reset();
 	public void setWindowControlConsumer(Consumer<Long>windowControlConsumer);
 	public void putAck(long packetSize,long RTTns,boolean ecn);
-	default public void putAck(long packetSize,long RTTns,long OWDup,boolean ecn) {
-		putAck(packetSize,RTTns,ecn);
-	}
-	public void putLoss(long packetSize,long lossns,int losscounter);
+	public void putLoss(long packetSize,long lossns);
 	public void setCurrentWindowUsed(long maxwindow);
 	public void setCurrentBandwidth(long bandwidth);
 	public long getRTO();
 	public String getName();
 
+	public long getBaseRTT();
+
+	public long getCurrentRTT();
 }

src/org/kne/cloud/network/congestion/DCTCP2CongestionAlgorithm.java

@@ -1,126 +0,0 @@
-package org.kne.cloud.network.congestion;
-
-import java.util.function.Consumer;
-
-import org.jctools.counters.FixedSizeStripedLongCounter;
-import org.kne.cloud.network.klalb.KLALBUtils;
-
-public class DCTCP2CongestionAlgorithm implements CongestionAlgorithm {
-
-	private static final long BURST_TIME = 1000000L;
-	private static final long BIAS = 2000000L;
-	private static long MIN_WINDOW = 8192;
-
-	private Consumer<Long> windowControlConsumer;
-
-	private long MIN_RTTVAR = 100000000L;
-	private volatile long RTTVar = 1000000000L;
-	private volatile long RTTAvg = 1000000000L;
-	private double ECNAvg2 = 0L;
-	private double alpha=0;
-	private volatile FixedSizeStripedLongCounter ECNSize = KLALBUtils.createCounter();
-	private volatile FixedSizeStripedLongCounter TotalSize = KLALBUtils.createCounter();
-	private volatile long RTO = 500000000L;
-
-
-	private volatile long window=MIN_WINDOW;
-    private volatile long maxwindow = 99999999999L;
-	private volatile long congressWindowSize=MIN_WINDOW;
-
-	private long RTTstartTime = System.nanoTime();
-	
-	@Override
-	public void reset() {
-		window = MIN_WINDOW;
-		if (windowControlConsumer != null) {
-			windowControlConsumer.accept(window);
-		}
-	}
-
-	@Override
-	public void setWindowControlConsumer(Consumer<Long> windowControlConsumer) {
-		this.windowControlConsumer = windowControlConsumer;
-	}
-
-
-	@Override
-	public synchronized void putAck(long packetSize, long latencyns, boolean ecn) {
-		
-		
-		RTTVar = (RTTVar * 3 + Math.abs(RTTAvg - latencyns)) / 4;
-		RTTAvg = (RTTAvg * 7 + latencyns) / 8;
-		
-		RTO = RTTAvg + Math.max(MIN_RTTVAR, RTTVar * 4);// RTTVar*4
-
-		if(ecn) {
-		ECNSize.inc(packetSize);
-		}
-		TotalSize.inc(packetSize);
-		
-		
-		long curr=System.nanoTime();
-		if(curr-RTTstartTime>(RTTAvg+BIAS)) {
-			RTTstartTime=curr;
-			
-			long totalSize=TotalSize.getAndReset();
-			long ecnSize=ECNSize.getAndReset();
-			if(totalSize!=0) {
-			ECNAvg2=ecnSize/(double)totalSize;
-			alpha=(alpha*7+ECNAvg2)/8;
-			}
-			
-			if(ECNAvg2>0.5) {
-					congressWindowSize-=200;
-			}else if(ECNAvg2>0.01){
-					congressWindowSize+=200;
-			}else {
-					congressWindowSize+=4000;
-			}
-			//System.out.println(ECNAvg2);
-			//System.out.println(speed+" "+window);
-			
-					updateWindowSize();
-			
-		}
-		
-		
-	}
-
-	private void updateWindowSize() {
-		if(congressWindowSize<MIN_WINDOW) {
-			congressWindowSize=MIN_WINDOW;
-		}else if(congressWindowSize>maxwindow) {
-			congressWindowSize=maxwindow;
-		}
-		window=Math.max( congressWindowSize,MIN_WINDOW);
-		if (windowControlConsumer != null) {
-			windowControlConsumer.accept(window);
-		}
-	}
-
-	@Override
-	public void putLoss(long packetSize, long lossns, int losscounter) {
-
-	}
-
-	@Override
-	public long getRTO() {
-		return RTO;
-	}
-
-	@Override
-	public void setCurrentWindowUsed(long used) {
-		this.maxwindow=(long) (used*1.5)+MIN_WINDOW;
-	}
-
-	@Override
-	public void setCurrentBandwidth(long bandwidth) {
-		
-	}
-
-	@Override
-	public String getName() {
-		return "DCTCP2";
-	}
-
-}

src/org/kne/cloud/network/congestion/DCTCPCongestionAlgorithm.java

@@ -13,16 +13,13 @@ public class DCTCPCongestionAlgorithm implements CongestionAlgorithm {
 
 	private Consumer<Long> windowControlConsumer;
 
-	private AtomicBoolean firstUpdate = new AtomicBoolean(true);
-	private long MIN_RTTVAR = 100000000L;
 	private volatile long RTTMin = 1000000000L;
-	private volatile long RTTVar = 1000000000L;
-	private volatile long RTTAvg = 1000000000L;
 	private double ECNAvg2 = 0L;
 	private double alpha=0;
 	private volatile AtomicLong ECNSize = new AtomicLong(0);
 	private volatile AtomicLong TotalSize = new AtomicLong(0);
-	private volatile long RTO = 1000000000L;
+
+	private RTTEstimator rttEstimator=new RTTEstimator(100000000L);
 
 
 	private volatile long window=MIN_WINDOW;
@@ -54,14 +51,7 @@ public class DCTCPCongestionAlgorithm implements CongestionAlgorithm {
 		} else {
 			RTTMin = (RTTMin * 99999 + latencyns) / 100000;
 		}
-		if (firstUpdate.compareAndSet(true, false)) {
-			RTTAvg = latencyns;
-			RTTVar = latencyns / 2;
-		} else {
-			RTTVar = (RTTVar * 3 + Math.abs(RTTAvg - latencyns)) / 4;
-			RTTAvg = (RTTAvg * 7 + latencyns) / 8;
-		}
-		RTO = RTTAvg + Math.max(MIN_RTTVAR, RTTVar * 4);// RTTVar*4
+		rttEstimator.putRTT(latencyns);
 
 		if(ecn) {
 		ECNSize.addAndGet(packetSize);
@@ -88,7 +78,7 @@ public class DCTCPCongestionAlgorithm implements CongestionAlgorithm {
 				}
 			}else {
 				if(windowUsed*3L>=congressWindowSize) {
-					congressWindowSize+=4000;
+					congressWindowSize+=4096;
 					updateWindowSize();
 				}
 			}
@@ -109,13 +99,13 @@ public class DCTCPCongestionAlgorithm implements CongestionAlgorithm {
 	}
 
 	@Override
-	public void putLoss(long packetSize, long lossns, int losscounter) {
+	public void putLoss(long packetSize, long lossns) {
 
 	}
 
 	@Override
 	public long getRTO() {
-		return RTO;
+		return rttEstimator.getRTO();
 	}
 
 	@Override
@@ -133,6 +123,15 @@ public class DCTCPCongestionAlgorithm implements CongestionAlgorithm {
 		return "DCTCP";
 	}
 
+	@Override
+	public long getBaseRTT() {
+		return rttEstimator.getBaseRTT();
+	}
+
+	@Override
+	public long getCurrentRTT() {
+		return rttEstimator.getCurrentRTT();
+	}
 
 
 }

src/org/kne/cloud/network/congestion/DetnetCongestionAlgorithm.java

@@ -4,4 +4,7 @@ public interface DetnetCongestionAlgorithm extends CongestionAlgorithm {
 	public void setUpperDelayBound(double upper);
 	public void setLowerDelayBound(double lower);
 	public void setBurstLimit(double limit);
+	public double getUpperDelayBound( );
+	public double getLowerDelayBound();
+	public double getBurstLimit();
 }

src/org/kne/cloud/network/congestion/MpscMessageBatcher.java

@@ -1,6 +1,7 @@
 package org.kne.cloud.network.congestion;
 
-import org.jctools.queues.MpscArrayQueue;
+import org.jctools.queues.MessagePassingQueue;
+import org.jctools.queues.varhandle.MpscVarHandleArrayQueue;
 import org.kne.cloud.network.ThreadTool;
 import org.kne.opencl64.Releaser;
 
@@ -82,7 +83,7 @@ class MpscMessageBatcherReleaser<T> extends Releaser<MpscMessageBatcher0<T>> {
 
 class MpscMessageBatcher0<T> implements Runnable, MessageBatcher<T> {
     
-    private final MpscArrayQueue<T> queue;
+    private final MessagePassingQueue<T> queue;
     private final int batchSize;
     private final long maxDelay;
     private volatile Consumer<List<T>> consumer;
@@ -94,7 +95,7 @@ class MpscMessageBatcher0<T> implements Runnable, MessageBatcher<T> {
     public MpscMessageBatcher0(int batchSize, long maxDelay, int queueCapacity) {
         this.batchSize = batchSize;
         this.maxDelay = maxDelay;
-        this.queue = new MpscArrayQueue<>(queueCapacity);
+        this.queue = new MpscVarHandleArrayQueue<>(queueCapacity);
         
         this.batchThread = ThreadTool.makeVDaemonThread("MpscMessageBatcher", this);
         this.batchThread.start();

src/org/kne/cloud/network/congestion/NOCongestionAlgorithm.java

@@ -31,7 +31,7 @@ public class NOCongestionAlgorithm implements CongestionAlgorithm{
 	}
 
 	@Override
-	public void putLoss(long packetSize, long lossns, int losscounter) {
+	public void putLoss(long packetSize, long lossns) {
 		// TODO 自动生成的方法存根
 		
 	}
@@ -63,4 +63,14 @@ public class NOCongestionAlgorithm implements CongestionAlgorithm{
 		return "NO";
 	}
 
+	@Override
+	public long getBaseRTT() {
+		return 0;
+	}
+
+	@Override
+	public long getCurrentRTT() {
+		return 0;
+	}
+
 }

src/org/kne/cloud/network/congestion/RTTEstimator.java

@@ -0,0 +1,150 @@
+package org.kne.cloud.network.congestion;
+
+import org.kne.cloud.clock.HighAccuracyClock;
+import org.kne.cloud.network.klalb.KLALBUtils;
+import org.kne.cloud.network.monitor.ArrayListTimestampMonitor;
+import org.kne.cloud.network.monitor.DelaySampler;
+import org.kne.cloud.network.monitor.TimestampMonitor;
+
+import java.util.UUID;
+import java.util.concurrent.atomic.AtomicBoolean;
+import java.util.concurrent.atomic.AtomicLong;
+
+/**
+ * 线程安全的 RTT 平滑与 RTO 计算工具。
+ * 基于 RFC 6298 的 Jacobson/Karels 算法。
+ *
+ * 公式:
+ *   RTTAvg = (RTTAvg * 7 + RTTns) / 8
+ *   RTTVar = (RTTVar * 3 + |RTTAvg - RTTns|) / 4
+ *   RTO = RTTAvg + max(MIN_RTTVAR, RTTVar * 4)
+ */
+public class RTTEstimator {
+
+    /** RTTVar 下限（纳秒），防止 RTO 过小。默认 20ms。 */
+    private static final long DEFAULT_MIN_RTTVAR_NS = 20_000_000L;
+
+    private final AtomicLong curr;
+    private final AtomicLong rttAvg;
+    private final AtomicLong rttVar;
+    private final AtomicLong rto;
+    private final AtomicLong basertt;
+    private final AtomicBoolean firstUpdate = new AtomicBoolean(true);  // 首次标记
+    private final long minRttVarNs;
+
+
+    private long timewindowmax=500000000L;
+
+    long stime=System.nanoTime();
+
+    public RTTEstimator() {
+        this(DEFAULT_MIN_RTTVAR_NS);
+    }
+
+    public RTTEstimator(long minRttVarNs) {
+        this.rttAvg = new AtomicLong(1000000000L);
+        this.rttVar = new AtomicLong(1000000000L);
+        this.curr = new AtomicLong(1000000000L);
+        this.rto = new AtomicLong(1000000000L);
+        this.basertt = new AtomicLong(1000000000L);
+        this.minRttVarNs = minRttVarNs;
+    }
+    private final static long TIME_WINDOW=30000000000L;
+    private final TimestampMonitor<UUID> rttMonitor=new ArrayListTimestampMonitor<UUID>(new HighAccuracyClock(),"RTTMonitor", 100, TIME_WINDOW);
+    private final DelaySampler dsp=new DelaySampler();
+
+    public void update() {
+        dsp.update();
+
+        if(dsp.getSnapshotPacketCount()>0&&dsp.getSnapshotTotalDelay()>0) {
+            rttMonitor. recordPacket(KLALBUtils.createGlobalUUID(),0, 0, dsp.getAvgDelayNanos(),dsp.getMinDelayNanos());
+        }
+
+        long time=System.nanoTime();
+        if(time-stime>timewindowmax) {
+            basertt.lazySet( rttMonitor.calculateMinDelay(TIME_WINDOW));
+            stime=time;
+        }
+    }
+    /**
+     * 更新 RTT 估算值（线程安全）。
+     *
+     * @param rttNs 本次 RTT 测量值（纳秒）
+     */
+    /**
+     * 更新 RTT 估算值（线程安全，无锁）。
+     */
+    public void putRTT(long rttNs) {
+        if (rttNs < 0) {
+            throw new IllegalArgumentException("RTT 不能为负数: " + rttNs);
+        }
+        dsp.recordDelay(rttNs);
+        curr.lazySet(rttNs);
+        // 首次更新：CAS 成功则直接初始化，无锁
+        if (firstUpdate.compareAndSet(true, false)) {
+            rttAvg.set(rttNs);
+            rttVar.set(rttNs / 2);
+            return;
+        }
+
+        // 后续更新：CAS 循环保证原子性
+
+        long oldAvg = rttAvg.get();
+        long newAvg = (oldAvg * 7 + rttNs) / 8;
+
+        long delta = Math.abs(oldAvg - rttNs);
+        rttAvg.lazySet(newAvg);
+        long oldVar = rttVar.get();
+            long newVar = (oldVar * 3 + delta) / 4;
+        rttVar.lazySet(newVar);
+
+        rto .lazySet( newAvg + Math.max(minRttVarNs, newVar * 4));
+    }
+
+
+    /**
+     * 获取平滑 RTT 平均值（纳秒）。
+     */
+    public long getRTTAvg() {
+        return rttAvg.getPlain();
+    }
+
+    /**
+     * 获取 RTT 偏差（纳秒）。
+     */
+    public long getRTTVar() {
+        return rttVar.getPlain();
+    }
+
+    /**
+     * 获取 RTO（重传超时时间，纳秒）。
+     * RTO = RTTAvg + max(MIN_RTTVAR, RTTVar * 4)
+     */
+    public long getRTO() {
+        return rto.getPlain();
+    }
+
+    /**
+     * 重置估算器（用于连接重建等场景）。
+     */
+    public void reset() {
+        rttAvg.set(0);
+        rttVar.set(0);
+    }
+
+    @Override
+    public String toString() {
+        return String.format("RttEstimator{avg=%.3fms, var=%.3fms, rto=%.3fms}",
+                rttAvg.get() / 1_000_000.0,
+                rttVar.get() / 1_000_000.0,
+                getRTO() / 1_000_000.0);
+    }
+
+    public long getCurrentRTT() {
+        return curr.get();
+    }
+
+    public long getBaseRTT() {
+        return basertt.get();
+    }
+}

src/org/kne/cloud/network/congestion/SendPacketSlidingWindow.java

@@ -5,7 +5,10 @@ import java.net.SocketException;
 import java.util.Collection;
 import java.util.Iterator;
 import java.util.Map;
+import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.ScheduledFuture;
+import java.util.concurrent.TimeUnit;
 import java.util.concurrent.atomic.AtomicLong;
 import java.util.concurrent.locks.Condition;
 import java.util.concurrent.locks.Lock;
@@ -13,13 +16,15 @@ import java.util.function.Consumer;
 
 import org.kne.cloud.network.NetworkPacket;
 import org.kne.cloud.network.ThreadTool;
+import org.kne.cloud.network.klalb.KLALBScheduler;
 import org.kne.cloud.network.klalb.SendItem;
 import org.kne.concurrent.ThreadParker;
 
 public class SendPacketSlidingWindow<K, V extends NetworkPacket> implements Closeable, AutoCloseable {
+	private final ScheduledFuture<?> checkerTask;
 	private ThreadParker tp=new ThreadParker();
 
-	private Map<K, SendItem<V>> sendMap = new ConcurrentHashMap<>(2048);
+	private volatile Map<K, SendItem<V>> sendMap = new ConcurrentHashMap<>(2048);
 	private AtomicLong sendWindowUsed=new AtomicLong(0);
 	//private LongAdder sendWindowUsed = new LongAdder();
 
@@ -56,8 +61,7 @@ public class SendPacketSlidingWindow<K, V extends NetworkPacket> implements Clos
 		this.removeAtResend = removeAtResend;
 		this.algorithm = algorithm;
 		this.windowSize=windowSize;
-		Thread t = ThreadTool.makeVThread("重路由计时器线程", checker);
-		t.start();
+		this.checkerTask=KLALBScheduler.getScheduler().scheduleWithFixedDelay(checker,1,1, TimeUnit.MILLISECONDS);
 	}
 
 	public long getWindowSize() {
@@ -131,16 +135,15 @@ public class SendPacketSlidingWindow<K, V extends NetworkPacket> implements Clos
 		algorithm.setCurrentWindowUsed(newWindow);
 	}
 	public V ack(K sequence) {
-		return ack(sequence,false);
+		return ack(sequence,0,false);
 	}
 
-	public V ack(K sequence,boolean ecn) {
+	public V ack(K sequence,long RTTns,boolean ecn) {
 		SendItem<V> ipv6;
 		if ((ipv6 = sendMap.remove(sequence)) != null) {
 			long newWindow =sendWindowUsed.addAndGet(-ipv6.getPacketLength() );
 			algorithm.setCurrentWindowUsed(newWindow);
-			long RTTC = System.nanoTime() - ipv6.getSendtime();
-			algorithm.putAck(ipv6.getPacketLength(), RTTC, ecn);
+			algorithm.putAck(ipv6.getPacketLength(), RTTns, ecn);
 			tp.unpark();
 			// System.out.println("remove:"+aseq.getSequence()+" "+sendMap.size());
 			Lock lockx = lock;
@@ -162,65 +165,15 @@ public class SendPacketSlidingWindow<K, V extends NetworkPacket> implements Clos
 		}
 	}
 
-	public V ack(K sequence,boolean ecn,long OWDdown) {
-		SendItem<V> ipv6;
-		if ((ipv6 = sendMap.remove(sequence)) != null) {
-			long newWindow =sendWindowUsed.addAndGet(-ipv6.getPacketLength() );
-			algorithm.setCurrentWindowUsed(newWindow);
-			long RTTC = System.nanoTime() - ipv6.getSendtime();
-			algorithm.putAck(ipv6.getPacketLength(), RTTC,OWDdown, ecn);
-			tp.unpark();
-			// System.out.println("remove:"+aseq.getSequence()+" "+sendMap.size());
-			Lock lockx = lock;
-			if (lockx != null) {
-				lockx.lock();
-				try {
-					Condition cds = condition;
-					if (cds != null) {
-						cds.signalAll();
-					}
-				} finally {
-					lockx.unlock();
-				}
-			}
-			return ipv6.getPacket();
-		} else {
-			// System.out.println("miss:"+aseq.getSequence()+" "+sendMap.size());
-			return null;
-		}
-	}
+
 
 	private class ResendChecker implements Runnable {
 
 		@Override
 		public void run() {
-			while (!closed) {
-
-				Collection<SendItem<V>> vals = sendMap.values();
-				for (Iterator<SendItem<V>> iterator = vals.iterator(); iterator.hasNext();) {
-					SendItem<V> sitm = (SendItem<V>) iterator.next();
-					long current = System.nanoTime();
-					if (current - sitm.getSendtime() > algorithm.getRTO()) {
-						if (removeAtResend) {
-							iterator.remove();
-							long newWindow = sendWindowUsed.addAndGet((int) -sitm.getPacketLength() );
-							algorithm.setCurrentWindowUsed(newWindow);
-							tp.unpark();
-						} else {
-							sitm.setSendtime(current);
-						}
-						V pktr = sitm.getPacket();
-						if (resendConsumer != null)
-							resendConsumer.accept(pktr);
-					}
-				}
-
 			try {
-					Thread.sleep(2);
-				} catch (InterruptedException e) {
-					e.printStackTrace();
-				}
-			}
+				if (closed) {
+					checkerTask.cancel(false);
 					// 清理资源
 					if (closingConsumer != null) {
 						for (SendItem<V> item : sendMap.values()) {
@@ -229,6 +182,42 @@ public class SendPacketSlidingWindow<K, V extends NetworkPacket> implements Clos
 					}
 					sendMap.clear();
 					sendWindowUsed.set(0);
+
+				} else {
+
+					Set<Map.Entry<K,SendItem<V>>> vals = sendMap.entrySet();
+					for (Iterator<Map.Entry<K,SendItem<V>>> iterator = vals.iterator(); iterator.hasNext(); ) {
+						Map.Entry<K,SendItem<V>> entry = (Map.Entry<K,SendItem<V>>) iterator.next();
+						SendItem<V> sitm=entry.getValue();
+						long current = System.nanoTime();
+						long ftime=current - sitm.getSendtime();
+						if (ftime> algorithm.getRTO()) {
+
+							V pktr = sitm.getPacket();
+
+							if (removeAtResend) {
+								SendItem<V> sitm2=sendMap.remove(entry.getKey());
+								if(sitm2!=null) {
+									if (resendConsumer != null)
+										resendConsumer.accept(pktr);
+									algorithm.putLoss(sitm2.getPacketLength(),ftime);
+									long newWindow = sendWindowUsed.addAndGet((int) -sitm2.getPacketLength());
+									algorithm.setCurrentWindowUsed(newWindow);
+									tp.unpark();
+								}
+							} else {
+								sitm.setSendtime(current);
+								if (resendConsumer != null)
+									resendConsumer.accept(pktr);
+							}
+						}
+					}
+
+
+				}
+			} catch (Exception e) {
+				e.printStackTrace();
+			}
 		}
 	}
 

src/org/kne/cloud/network/congestion/Vegas2CongestionAlgorithm.java

@@ -2,6 +2,9 @@ package org.kne.cloud.network.congestion;
 
 import java.util.function.Consumer;
 
+import org.kne.cloud.network.monitor.DelaySampler;
+import org.kne.concurrent.SpinLock;
+
 public class Vegas2CongestionAlgorithm implements CongestionAlgorithm,DetnetCongestionAlgorithm {
     
     // 可配置的时延膨胀比上下限 - Vegas2.0核心参数
@@ -11,29 +14,26 @@ public class Vegas2CongestionAlgorithm implements CongestionAlgorithm,DetnetCong
     
     private static final long BURST_TIME = 2000000L;
     private static final long BIAS = 1000000L;
-	private static long MIN_WINDOW = 16384;
+	private static long MIN_WINDOW = 8192;
     
     
     private Consumer<Long> windowControlConsumer;
 
-    private long MIN_RTTVAR = 30000000L;
+    private volatile long RTTCurr = 1000000000L;          // RTT
     private volatile long RTTMin = 1000000000L;          // BaseRTT
-    private volatile long RTTVar = 1000000000L;
-    private volatile long RTTAvg = 1000000000L;
     private volatile long RTTAvg2 = 1000000000L;         // 当前平滑RTT
     private volatile long RTTTotal = 0;
     private volatile long RTTCount = 0;
-    private volatile long RTO = 1000000000L;
 
+    private RTTEstimator rttEstimator=new RTTEstimator();
     
-    private volatile long OWDTotal = 0;
-    private volatile long OWDCount = 0;
-    private volatile long OWDAvg2 = 1000000000L;         // 当前平滑OWD
-    private volatile long OWDMin = 1000000000L;          // BaseRTT
     
     private volatile long window = MIN_WINDOW;
     private volatile long window2 = MIN_WINDOW;
     private volatile long maxwindow = 99999999999L;
+
+    private final SpinLock slock=new SpinLock();
+
     public Vegas2CongestionAlgorithm() {
 		reset();
 	}
@@ -58,106 +58,13 @@ public class Vegas2CongestionAlgorithm implements CongestionAlgorithm,DetnetCong
     
    
 
-	@Override
-	public void putAck(long packetSize, long RTTns, long OWDup, boolean ecn) {
-		if(RTTns<0) {
-    		throw new IllegalArgumentException("RTT:"+ RTTns+" is negative!");
-    	}
-        // 处理ECN信号 - 将其视为强烈的拥塞信号
-        if (ecn) {
-            // 当收到ECN时，更激进地减少窗口
-        	window2 = Math.max(0, window2 * 3 / 4);
-            if (windowControlConsumer != null) {
-                windowControlConsumer.accept(window2);
-            }
-        }
-        
-        // 更新最小RTT（BaseRTT）
-        if (RTTns <= RTTMin) {
-            RTTMin = RTTns;
-        } else {
-            // 缓慢适应：当网络路径真正变化时，BaseRTT应能缓慢更新
-            // 这里使用极慢的衰减因子，只有在持续观测到更低RTT时才快速更新
-            RTTMin = (RTTMin * 999 + RTTns) / 1000;
-        }
-        
-        // 更新最小OWD（BaseOWD）
-        if (OWDup <= OWDMin) {
-        	OWDMin = OWDup;
-        } else {
-            // 缓慢适应：当网络路径真正变化时，BaseRTT应能缓慢更新
-            // 这里使用极慢的衰减因子，只有在持续观测到更低RTT时才快速更新
-        	OWDMin = (OWDMin * 999 + OWDup) / 1000;
-        }
-        
-        // 更新平滑RTT估计
-        
-            RTTVar = (RTTVar * 3 + Math.abs(RTTAvg - RTTns)) / 4;
-            RTTAvg = (RTTAvg * 7 + RTTns) / 8;
-        
-        
-        RTO = RTTAvg + Math.max(MIN_RTTVAR, RTTVar * 4);
-        
-        RTTTotal += RTTns;
-        RTTCount++;
-        
-        OWDTotal += OWDup;
-        OWDCount++;
-        
-        long curr = System.nanoTime();
-        // 每个RTT周期调整一次窗口（使用当前估计的RTT）
-        if (curr - RTTstartTime > Math.max(BIAS, 2*RTTMin)) {
-        	long RTTCountx=RTTCount;
-            if (RTTCountx > 0) {
-                long currentRTT = RTTTotal / RTTCountx;
-                //RTTAvg2 = (RTTAvg2 * 3 + currentRTT) / 4;  // 平滑当前RTT
-                RTTAvg2=currentRTT;
-                RTTTotal = 0;
-                RTTCount = 0;
-            }
-            
-            long OWDCountx=OWDCount;
-            if (OWDCountx > 0) {
-                long currentOWD = OWDTotal / OWDCountx;
-                OWDAvg2=currentOWD;
-                OWDTotal = 0;
-                OWDCount = 0;
-            }
-            
-            
-            // ================== Vegas2.0核心逻辑 ==================
-            // 1. 计算时延膨胀比
-            double delayRatio = (double) OWDAvg2 / (double) Math.max(BIAS, OWDMin);
-            //System.out.println(delayRatio+" "+RTTAvg2/1000000.0+" "+RTTMin/1000000.0);
-            // 2. 基于比值的窗口调整（取代原来的基于差值的调整）
-            if (delayRatio > delayUpperBound) {
-                // 时延过高：减小窗口，减少幅度与超标程度成正比
-                window2 -= 4096;
-            } else if (delayRatio < delayLowerBound) {
-                // 时延过低：增大窗口，增加幅度与低于目标程度成正比
-                window2 += 4096;
-            } else {
-              
-            }
-            // ===================================================
-            
-            
-            
-            
-            updateWindowSize();
-            RTTstartTime = curr;
-            
-            
-            
-            
-        }
-	}
 
 	@Override
     public  void putAck(long packetSize, long RTTns, boolean ecn) {
     	if(RTTns<0) {
     		throw new IllegalArgumentException("RTT:"+ RTTns+" is negative!");
     	}
+    	this.RTTCurr=RTTns;
         // 处理ECN信号 - 将其视为强烈的拥塞信号
         if (ecn) {
             // 当收到ECN时，更激进地减少窗口
@@ -167,34 +74,25 @@ public class Vegas2CongestionAlgorithm implements CongestionAlgorithm,DetnetCong
             }
         }
 
-        // 更新最小RTT（BaseRTT）
-        if (RTTns <= RTTMin) {
-            RTTMin = RTTns;
-        } else {
-            // 缓慢适应：当网络路径真正变化时，BaseRTT应能缓慢更新
-            // 这里使用极慢的衰减因子，只有在持续观测到更低RTT时才快速更新
-            RTTMin = (RTTMin * 999 + RTTns) / 1000;
-        }
         
         // 更新平滑RTT估计
-        
-            RTTVar = (RTTVar * 3 + Math.abs(RTTAvg - RTTns)) / 4;
-            RTTAvg = (RTTAvg * 7 + RTTns) / 8;
-        
-        
-        RTO = RTTAvg + Math.max(MIN_RTTVAR, RTTVar * 4);
+       rttEstimator.putRTT(RTTns);
         
         RTTTotal += RTTns;
         RTTCount++;
-        
+        if(slock.tryLock())try {
             long curr = System.nanoTime();
             // 每个RTT周期调整一次窗口（使用当前估计的RTT）
-        if (curr - RTTstartTime > Math.max(BIAS, 2*RTTMin)) {
-        	long RTTCountx=RTTCount;
+            if (curr - RTTstartTime > Math.max(BIAS, 2 * RTTMin)) {
+                rttEstimator.update();
+                RTTMin = rttEstimator.getBaseRTT();
+
+
+                long RTTCountx = RTTCount;
                 if (RTTCountx > 0) {
                     long currentRTT = RTTTotal / RTTCountx;
                     //RTTAvg2 = (RTTAvg2 * 3 + currentRTT) / 4;  // 平滑当前RTT
-                RTTAvg2=currentRTT;
+                    RTTAvg2 = currentRTT;
                     RTTTotal = 0;
                     RTTCount = 0;
                 }
@@ -206,24 +104,23 @@ public class Vegas2CongestionAlgorithm implements CongestionAlgorithm,DetnetCong
                 // 2. 基于比值的窗口调整（取代原来的基于差值的调整）
                 if (delayRatio > delayUpperBound) {
                     // 时延过高：减小窗口，减少幅度与超标程度成正比
-                window2 -= 4096;
+                    window2 = window2 - 4096;
                 } else if (delayRatio < delayLowerBound) {
                     // 时延过低：增大窗口，增加幅度与低于目标程度成正比
-                window2 += 4096;
+                    window2 = window2 + 4096;
                 } else {
-              
+                    //window2=window2+4096
                 }
                 // ===================================================
 
 
-            
-            
                 updateWindowSize();
                 RTTstartTime = curr;
 
 
-            
-            
+            }
+        }finally{
+            slock.unlock();
         }
     }
     
@@ -245,12 +142,12 @@ public class Vegas2CongestionAlgorithm implements CongestionAlgorithm,DetnetCong
 	}
 
     @Override
-    public void putLoss(long packetSize, long lossns, int losscounter) {
+    public void putLoss(long packetSize, long lossns) {
     }
 
     @Override
     public long getRTO() {
-        return RTO;
+        return rttEstimator.getRTO();
     }
 
     @Override
@@ -269,12 +166,14 @@ public class Vegas2CongestionAlgorithm implements CongestionAlgorithm,DetnetCong
     }
     
     public long getBaseRTT() {
-        return RTTMin;
+        return rttEstimator.getBaseRTT();
     }
-    
-    public long getCurrentRTT() {
+    public long getAvgRTT() {
         return RTTAvg2;
     }
+    public long getCurrentRTT() {
+        return RTTCurr;
+    }
 
 	@Override
 	public void setUpperDelayBound(double upper) {
@@ -295,4 +194,19 @@ public class Vegas2CongestionAlgorithm implements CongestionAlgorithm,DetnetCong
 		return "Vegas2";
 	}
 
+	@Override
+	public double getUpperDelayBound() {
+		return delayUpperBound;
+	}
+
+	@Override
+	public double getLowerDelayBound() {
+		return delayLowerBound;
+	}
+
+	@Override
+	public double getBurstLimit() {
+		return burstLimit;
+	}
+
 }

src/org/kne/cloud/network/ipv6/AbstractIPv6NetworkLink.java

@@ -15,11 +15,18 @@ public abstract class AbstractIPv6NetworkLink implements IPv6NetworkLink {
 	private SRv6Router srv6Router;
 	private final boolean loopback;
 
+	private final boolean filter;
 
 
 	public AbstractIPv6NetworkLink(boolean loopback) {
 		super();
 		this.loopback = loopback;
+		this.filter = false;
+	}
+	public AbstractIPv6NetworkLink(boolean loopback, boolean filter) {
+		super();
+		this.loopback = loopback;
+        this.filter = filter;
     }
 
 	public SRv6Router getSrv6Router() {
@@ -63,6 +70,8 @@ public abstract class AbstractIPv6NetworkLink implements IPv6NetworkLink {
 	}
 
 	private BiConsumer<IPv6NetworkLink, Supplier<IPv6Packet>> receiveConsumer;
+
+	private Supplier<Long> costSupplier;
 	@Override
 	public void setReceiveConsumer(BiConsumer<IPv6NetworkLink,Supplier< IPv6Packet>> receiveConsumer) {
 		this.receiveConsumer = receiveConsumer;
@@ -73,6 +82,14 @@ public abstract class AbstractIPv6NetworkLink implements IPv6NetworkLink {
 		return loopback;
 	}
 
+	public Supplier<Long> getCostSupplier() {
+		return costSupplier;
+	}
+
+	public void setCostSupplier(Supplier<Long> costSupplier) {
+		this.costSupplier = costSupplier;
+	}
+
 	@Override
 	public List<RouteItem> getRouteItems() {
 		List<RouteItem> rlist = new ArrayList<>();
@@ -86,16 +103,21 @@ public abstract class AbstractIPv6NetworkLink implements IPv6NetworkLink {
 		for (Iterator<Neighbor> iteratorx = getNeighborsInfo().iterator(); iteratorx.hasNext();) {
 			Neighbor addresses = (Neighbor) iteratorx.next();
 			RouteItem ri = new RouteItem(new IPv6AddressGroup(addresses.getAddress().getAddress(), 128),
-					addresses.getAddress().getAddress(), this,RouteItem.SRv6_ENDXSID, 0, 128, null, "D");
+					addresses.getAddress().getAddress(), this,RouteItem.SRv6_ENDXSID, 0, 128, costSupplier, "D");
 			rlist.add(ri);
 
 			RouteItem ris = new RouteItem(addresses.getLocator(),
 					 addresses.getLocator().getAddress(), this, RouteItem.SRv6_ENDSID, 13, 128,
-					 null, "D");
+					 costSupplier, "D");
 			rlist.add(ris);
 
 		}
 		}
 		return rlist;
 	}
+
+	@Override
+	public boolean isFilter() {
+		return filter;
+	}
 }

src/org/kne/cloud/network/ipv6/IPv6Address.java

@@ -61,6 +61,10 @@ public final class IPv6Address implements Comparable<IPv6Address> {
 	                  ((long)(bytes[15] & 0xFF));
 	}
 
+	public IPv6Address(String string) throws UnknownHostException {
+		this((Inet6Address) Inet6Address.getByName(string));
+	}
+
 	/**
      * 从两个long创建IPv6地址
      */

src/org/kne/cloud/network/ipv6/IPv6AddressGroup.java

@@ -67,7 +67,16 @@ public class IPv6AddressGroup implements Comparable<IPv6AddressGroup>{
 		prefixLength=in.read();
 	}
 	public boolean checkMatch(IPv6Address address2) {
-		return address2.equals(address.maskWith(IPv6Address.createMask(prefixLength)));
+		IPv6Address cmsk= IPv6Address.createMask(prefixLength);
+		return address2.maskWith(cmsk).equals(address.maskWith(cmsk));
+	}
+	/**
+	 * 返回裁剪后的路由表地址（主机位清零）。
+	 * 例如 2001:db8:1::100/64 → 2001:db8:1::/64
+	 */
+	public IPv6AddressGroup toNetworkRoute() {
+	    IPv6Address mask = IPv6Address.createMask(prefixLength);
+	    IPv6Address maskedAddr = address.maskWith(mask);
+	    return new IPv6AddressGroup(maskedAddr, prefixLength);
 	}
-
 }

src/org/kne/cloud/network/ipv6/IPv6NetworkLink.java

@@ -30,4 +30,5 @@ public interface IPv6NetworkLink {
 	public void addIPv6LinkStateListener(IPv6LinkStateListener listener);
 	public void removeIPv6LinkStateListener(IPv6LinkStateListener listener);
 
+	public boolean isFilter();
 }

src/org/kne/cloud/network/ipv6/IPv6Packet.java

@@ -1378,7 +1378,7 @@ public class IPv6Packet extends NetworkPacket {
     // 重路由计数器
     private AtomicInteger rerouteCounter = new AtomicInteger(0);
 
-    public AtomicInteger getRerouteCounter() {
+    public AtomicInteger getRouteCounter() {
         return rerouteCounter;
     }
 

src/org/kne/cloud/network/ipv6/RouteItem.java

@@ -7,6 +7,7 @@ public class RouteItem implements Comparable<RouteItem>,Cloneable{
 	public static final String DIRECT="Direct";
 	public static final String SRv6_ENDSID="SRv6 ENDSID";
 	public static final String SRv6_ENDXSID="SRv6 ENDXSID";
+	public static final String KLALB_SRv6 = "KLALB_SRv6";
 	
 	private IPv6AddressGroup destination;
 	private IPv6Address nexthop;
@@ -39,7 +40,7 @@ public class RouteItem implements Comparable<RouteItem>,Cloneable{
 	public RouteItem(IPv6AddressGroup destination, IPv6Address nexthop, IPv6NetworkLink destlink, String proto, int pre,
 			long cost,String flag) {
 		super();
-		this.destination = destination;
+		this.destination = destination.toNetworkRoute();
 		this.nexthop = nexthop;
 		this.destlink = destlink;
 		this.proto = proto;
@@ -50,7 +51,7 @@ public class RouteItem implements Comparable<RouteItem>,Cloneable{
 	public RouteItem(IPv6AddressGroup destination, IPv6Address nexthop, IPv6NetworkLink destlink, String proto, int pre,
 			long cost,Supplier<Long> costSupplier,String flag) {
 		super();
-		this.destination = destination;
+		this.destination = destination.toNetworkRoute();
 		this.nexthop = nexthop;
 		this.destlink = destlink;
 		this.proto = proto;

src/org/kne/cloud/network/klalb/KLALBController.java

@@ -17,14 +17,8 @@ import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
-import java.util.Timer;
-import java.util.TimerTask;
 import java.util.UUID;
-import java.util.concurrent.ConcurrentHashMap;
-import java.util.concurrent.CopyOnWriteArrayList;
-import java.util.concurrent.Executors;
-import java.util.concurrent.ScheduledExecutorService;
-import java.util.concurrent.ThreadFactory;
+import java.util.concurrent.*;
 import java.util.concurrent.locks.Lock;
 import java.util.concurrent.locks.ReadWriteLock;
 import java.util.concurrent.locks.ReentrantLock;
@@ -67,7 +61,7 @@ public class KLALBController {
 	public HighAccuracyClock getClock() {
 		return clock;
 	}
-	private final long TIME_WINDOW=2000000000L;
+	private final long TIME_WINDOW=30000000000L;
 	private SpeedAndTrafficMonitorDataImpl linkMonitor = new SpeedAndTrafficMonitorDataImpl(
 			new HashMapTimestampMonitor<UUID>(HighAccuracyClock.SYSTEM_CLOCK, "up", 100,TIME_WINDOW ),
 			new HashMapTimestampMonitor<UUID>(HighAccuracyClock.SYSTEM_CLOCK, "down", 100, TIME_WINDOW));
@@ -86,7 +80,7 @@ public class KLALBController {
 	private static final boolean debug=false;
 	private static final boolean showpacket = false;
 
-	private static final int PREFIX = 128;// 112
+	private static final int PREFIX = 128;
 	private static final int DISCOVERY_PORT = 4569;
 
 	private static List<IPMulticastDiscovery> ipmd = new ArrayList<>();
@@ -104,23 +98,9 @@ public class KLALBController {
 	public List<InetAddress> getDnsAddresses() {
 		return dnsAddresses;
 	}
-	private ScheduledExecutorService scheduleTimer=Executors.newScheduledThreadPool(Runtime.getRuntime().availableProcessors(),new ThreadFactory() {
-		
-		@Override
-		public Thread newThread(Runnable r) {
-			return ThreadTool.makeVDaemonThreadIfSupport("计时器线程", r);
-		}
-	});
-
-	public ScheduledExecutorService getScheduleTimer() {
-		return scheduleTimer;
-	}
-
-	private Timer twk = new Timer("网卡检测扫描计时器", true);
 
 
-
-	private TimerTask tsk1 = new TimerTask() {
+	private Runnable tsk1 = new Runnable() {
 
 		@Override
 		public void run() {
@@ -306,7 +286,7 @@ public class KLALBController {
 		return srv6Router.getLocator().getAddress().toInet6Address().equals(inetAddress);
 	}
 
-	private TimerTask tsk2 = new TimerTask() {
+	private Runnable tsk2 = new Runnable() {
 
 		@Override
 		public void run() {
@@ -634,7 +614,8 @@ public class KLALBController {
 	
 	private void loadSRv6ProtocolStack(IPv6AddressGroup selfx, boolean enableVirtualAdapter) {
 		networkInterfaceManager.getInetAddressesExcept().add(selfx.getAddress().toInet6Address());
-		srv6Router = new SRv6Router(selfx, clock);
+		IPv6AddressGroup group=new IPv6AddressGroup(selfx.getAddress(),32);
+		srv6Router = new SRv6Router(selfx,group, clock);
 		if(configItem!=null) {
 			srv6Router.setPerformanceStrategy(PerformanceStrategy.fromDescription(configItem.getPerformanceStrategy()));
 			srv6Router.setDeviceName(configItem.getDeviceName());
@@ -653,8 +634,7 @@ public class KLALBController {
 		if (enableTUN) {
 			Thread t=new Thread(()->{
 			try {
-				IPv6TUNLoopbackNetworkLink tunlink = new IPv6TUNLoopbackNetworkLink(name.trim(),
-						new IPv6AddressGroup(srv6Router.getLocator().getAddress(), 32), SRv6Router.MTU, dnsAddresses);
+				IPv6TUNLoopbackNetworkLink tunlink = new IPv6TUNLoopbackNetworkLink(name.trim(),group, SRv6Router.MTU, dnsAddresses);
 				tunlink.setMonitor(datatMonitor);
 				// srv6Router.getLinkTabel().add(tunlink);
 				srv6Router.getinLoopback().setFallbackLink(tunlink);
@@ -686,7 +666,7 @@ public class KLALBController {
 		context.syncToSystem();
 		// System.out.println(context);
 		try {
-			NTPv4Protocol nvc = new NTPv4Protocol(context,
+			/*NTPv4Protocol nvc = new NTPv4Protocol(context,
 					new MultiProtocolSocketAddress(iproxyname + "datagram","0.0.0.0",123));
 			srv6Router.addSRv6RouterListener(new SRv6RouterListener() {
 
@@ -718,7 +698,7 @@ public class KLALBController {
 						return true;
 					});
 				}
-			});
+			});*/
 			nvc2 = new NTPv4Protocol(context, new MultiProtocolSocketAddress("udp","0.0.0.0",0));
 
 			System.out.println("  Loaded: NTP Module");
@@ -734,8 +714,8 @@ public class KLALBController {
 	private void loadController() {
 		this.apiServer = new KLALBRoutingProtocolAPIServer(routingProtocol, this);
 		this.apiClient = new KLALBRoutingProtocolAPIClient(routingProtocol);
-		twk.schedule(tsk1, 5000, 5000);
-		twk.schedule(tsk2, 5000, 5000);
+		KLALBScheduler.getScheduler().scheduleAtFixedRate(tsk1, 5000, 5000,TimeUnit.MILLISECONDS);
+		KLALBScheduler.getScheduler().scheduleAtFixedRate(tsk2, 5000, 5000,TimeUnit.MILLISECONDS);
 	}
 
 	public KLALBController() {
@@ -753,17 +733,12 @@ public class KLALBController {
 	}
 
 	protected void initKLALB(boolean enableVirtualAdapter, IPv6AddressGroup selfg) {
-		ThreadTool.makeVDaemonThread("线路性能采样线程", ()->{
-			while(true) {
+		KLALBScheduler.getScheduler().scheduleWithFixedDelay( ()->{
 			linkMonitor.update();
+		},1,1,TimeUnit.MILLISECONDS);
+		KLALBScheduler.getScheduler().scheduleWithFixedDelay( ()->{
 		datatMonitor.update();
-			try {
-				Thread.sleep(1);
-			} catch (InterruptedException e) {
-				e.printStackTrace();
-			}
-			}
-		}).start();
+		},1,1,TimeUnit.MILLISECONDS);
 		loadSRv6ProtocolStack(selfg, enableVirtualAdapter);
 		loadController();
 	}
@@ -856,9 +831,8 @@ public class KLALBController {
 		return srv6Router;
 	}
 
-	private Timer trtr = new Timer("路由表刷新计时器", true);
 	{
-		trtr.scheduleAtFixedRate(new TimerTask() {
+		KLALBScheduler.getScheduler().scheduleAtFixedRate(new Runnable() {
 
 			@Override
 			public void run() {
@@ -869,9 +843,9 @@ public class KLALBController {
 					srv6Router.updateRouteTabel();
 				}
 			}
-		}, 100, 100);
+		}, 100, 100, TimeUnit.MILLISECONDS);
 
-		trtr.scheduleAtFixedRate(new TimerTask() {
+		KLALBScheduler.getScheduler().scheduleAtFixedRate(new Runnable() {
 
 			@Override
 			public void run() {
@@ -880,7 +854,7 @@ public class KLALBController {
 				}
 
 			}
-		}, 10, 10);
+		}, 1, 1,TimeUnit.MILLISECONDS);
 	}
 
 	public IPv6Packet createPacketToAddress(IPv6Address addr, int flowlabel, IPv6Packet.IPv6Payload packet) {

src/org/kne/cloud/network/klalb/KLALBRemoteLink.java

@@ -13,13 +13,15 @@ import java.util.Iterator;
 import java.util.List;
 import java.util.Queue;
 import java.util.UUID;
+import java.util.concurrent.ScheduledFuture;
+import java.util.concurrent.TimeUnit;
 import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.concurrent.locks.Condition;
 import java.util.concurrent.locks.Lock;
 import java.util.concurrent.locks.LockSupport;
 import java.util.function.Consumer;
 
-import org.jctools.queues.MpscArrayQueue;
+import org.jctools.queues.varhandle.MpscVarHandleArrayQueue;
 import org.kne.cloud.clock.HighAccuracyClock;
 import org.kne.cloud.clock.NTPTimestamps;
 import org.kne.cloud.clock.ReliabilityBackoffTimeClock;
@@ -31,17 +33,8 @@ import org.kne.cloud.network.congestion.CongestionAlgorithm;
 import org.kne.cloud.network.congestion.CongestionAlgorithms;
 import org.kne.cloud.network.congestion.DetnetCongestionAlgorithm;
 import org.kne.cloud.network.congestion.SendPacketSlidingWindow;
-import org.kne.cloud.network.ipv6.ControlledIPv6NetworkLink;
-import org.kne.cloud.network.ipv6.IPv6Address;
-import org.kne.cloud.network.ipv6.IPv6HopByHopTLV;
-import org.kne.cloud.network.ipv6.IPv6Packet;
+import org.kne.cloud.network.ipv6.*;
 import org.kne.cloud.network.ipv6.IPv6Packet.IPv6HopByHopHeader;
-import org.kne.cloud.network.ipv6.IPv6AddressGroup;
-import org.kne.cloud.network.ipv6.KLALBOAMHopByHopTLV;
-import org.kne.cloud.network.ipv6.KLALBPassportHopByHopTLV;
-import org.kne.cloud.network.ipv6.Neighbor;
-import org.kne.cloud.network.ipv6.PostcardEntry;
-import org.kne.cloud.network.ipv6.RouteItem;
 import org.kne.cloud.network.monitor.CostSupplierFactory;
 import org.kne.cloud.network.monitor.DelayMonitorData;
 import org.kne.cloud.network.monitor.LinkStatus;
@@ -149,6 +142,7 @@ public class KLALBRemoteLink extends AbstractControlledIPv6NetworkLink implement
 		this.addressGroup = address;
 		monitor=new SpeedAndTrafficAndDelayMonitorDataImpl(sysclk);
 		name=kpl.toString();
+		setCostSupplier( CostSupplierFactory.owdSupplier(monitor));
 	}
 
 	private KLALBRemoteLink(KLALBController controller, MultiProtocolSocketAddress mpa, MultiProtocolSocketAddress bindaddr, IPv6AddressGroup address) {
@@ -164,6 +158,7 @@ public class KLALBRemoteLink extends AbstractControlledIPv6NetworkLink implement
 		} else {
 			name=bindaddr.toString() + "→" + mpa.toString();
 		}
+		setCostSupplier( CostSupplierFactory.owdSupplier( monitor));
 	}
 
 
@@ -189,7 +184,7 @@ public class KLALBRemoteLink extends AbstractControlledIPv6NetworkLink implement
 	
 	private class RemoteSender implements Runnable {
 		
-		private MpscArrayQueue<KLALBPacket> sendQueue = new MpscArrayQueue<KLALBPacket>(8192);
+		private MpscVarHandleArrayQueue<KLALBPacket> sendQueue = new MpscVarHandleArrayQueue<KLALBPacket>(8192);
 		private WatchDogTimer watchdog = new WatchDogTimer(400000000L);
 		
 		private ThreadParker tlock = new ThreadParker();
@@ -283,12 +278,12 @@ public class KLALBRemoteLink extends AbstractControlledIPv6NetworkLink implement
 						sendLock.lock();
 						try {
 						kplink.flush();
-						watchdog.feed();
 						}finally {
 							sendLock.unlock();
 						}
+						watchdog.feed();
 					}
-					tlock.parkNanos(10000000L);
+					tlock.parkNanos(1000000L);
 					
 				}
 			} catch (StreamCorruptedException sce) {
@@ -568,20 +563,17 @@ public class KLALBRemoteLink extends AbstractControlledIPv6NetworkLink implement
 	private ThreadParker tpk=new ThreadParker();
 
 	private StateManager stateManager;
-	private MonitorUpdater monitorUpdater;
+	private ScheduledFuture<?> monitorUpdater;
 	private class MonitorUpdater implements Runnable{
 		@Override
 		public void run() {
-			while (!closed) {
+			if(closed) {
+				monitorUpdater.cancel(false);
+			}else{
 				status.updateReliability();
 				if(status.getState()!=LinkStatus.DOWN) {
 					monitor.update();
 				}
-				try {
-					Thread.sleep(1);
-				} catch (InterruptedException e) {
-					e.printStackTrace();
-				}
 				
 			}
 			
@@ -753,8 +745,7 @@ public class KLALBRemoteLink extends AbstractControlledIPv6NetworkLink implement
 	
 	protected void startIO() {
 		stateManager=new StateManager();
-		monitorUpdater=new MonitorUpdater();
-		ThreadTool.makeVDaemonThread("线路性能采样线程", monitorUpdater).start();
+		monitorUpdater=KLALBScheduler.getScheduler().scheduleWithFixedDelay(new MonitorUpdater(),1,1, TimeUnit.MILLISECONDS);
 		ThreadTool.makeVDaemonThread("远程线路状态线程", stateManager).start();
 		
 	}
@@ -896,6 +887,8 @@ public class KLALBRemoteLink extends AbstractControlledIPv6NetworkLink implement
 						sendWindow.put(val, pack);
 					//}
 				}
+			}else {
+				System.out.println(hop);
 			}
 			
 			sendIPv6PacketToLink(pack, val);
@@ -944,28 +937,6 @@ public class KLALBRemoteLink extends AbstractControlledIPv6NetworkLink implement
 		return (!isClosed()) && (status.getState() == LinkStatus.UP) ;
 	}
 
-	/*@Override
-	public List<RouteItem> getRouteItems() {
-		List<RouteItem> rlist = new ArrayList<>();
-
-	if(isUp()) {
-	
-
-		for (Iterator<Neighbor> iteratorx = getNeighborsInfo().iterator(); iteratorx.hasNext(); ) {
-			Neighbor addresses = (Neighbor) iteratorx.next();
-			RouteItem ri = new RouteItem(new IPv6AddressGroup(addresses.getAddress().getAddress(), 128),
-					addresses.getAddress().getAddress(), this, RouteItem.SRv6_ENDXSID, 0, 128, CostSupplierFactory.expectedDelaySupplier((DelayMonitorData) addresses.getMonitor(), status, algorithm::getRTO), "D");
-			rlist.add(ri);
-
-			if (addresses.getLocator() != null) {
-				RouteItem ris = new RouteItem(addresses.getLocator(), addresses.getLocator().getAddress(), this,
-						RouteItem.SRv6_ENDSID, 13, 128, CostSupplierFactory.expectedDelaySupplier((DelayMonitorData) addresses.getMonitor(), status, algorithm::getRTO), "D");
-				rlist.add(ris);
-			}
-		}
-	}
-		return rlist;
-	}*/
 
 	@Override
 	public void setCongressCondition(Lock lock, Condition condition) {
@@ -973,14 +944,32 @@ public class KLALBRemoteLink extends AbstractControlledIPv6NetworkLink implement
 			sendWindow.setCongressCondition(lock, condition);
 	}
 
-	public void onPostcardReceive(PostcardEntry postcard) {
+	public void onPostcardReceive(IPv6NetworkLink linkfrom,PostcardEntry postcard) {
 		long deltaxnanos = (long) (postcard.getTimestampDeltaLong() * 1000000000.0 / (1L << 32));
-		if (deltaxnanos > 0) {
+		Long128 curr= sysclk.getCurrentTimeNanos();
 		Long128 psnd = NTPTimestamps.ntp128BitToNanosTimestamp(
-					NTPTimestamps.inferNtp64To128(postcard.getTimestampBase(), sysclk.getCurrentTimeNTP128()));
+				NTPTimestamps.inferNtp64To128(postcard.getTimestampBase(),NTPTimestamps.nanosToNtp128BitTimestamp(curr)));
+		long rtt=curr.subtract(psnd).longValue();
+		if (deltaxnanos >= 0) {
 			monitor.recordUploadDelay(deltaxnanos);
 		}
-		sendWindow.ack(postcard.getPacketUUID(),false,deltaxnanos);
+		if(linkfrom instanceof KLALBRemoteLink ){
+			long rtt2=deltaxnanos+((KLALBRemoteLink) linkfrom).getMonitor().getInDelayMin();
+
+			if(rtt2<0) {
+				if(rtt<0) {
+					rtt=0;
+				}
+				sendWindow.ack(postcard.getPacketUUID(), rtt, false);
+			}else {
+				sendWindow.ack(postcard.getPacketUUID(), rtt2, false);
+			}
+		}else {
+			if(rtt<0) {
+				rtt=0;
+			}
+			sendWindow.ack(postcard.getPacketUUID(), rtt, false);
+		}
 		
 	}
 

src/org/kne/cloud/network/klalb/KLALBScheduler.java

@@ -0,0 +1,19 @@
+package org.kne.cloud.network.klalb;
+
+import java.util.concurrent.Executors;
+import java.util.concurrent.ScheduledExecutorService;
+
+public class KLALBScheduler {
+    private static final ScheduledExecutorService scheduler;
+    static {
+        scheduler= Executors.newScheduledThreadPool( Runtime.getRuntime().availableProcessors(),
+                (r) -> {
+                    Thread t = new Thread(r, "KLALB-Scheduler");
+                    t.setDaemon(true);  // 守护线程，不阻止 JVM 退出
+                    return t;
+                });
+    }
+    public static ScheduledExecutorService getScheduler(){
+        return  scheduler;
+    }
+}

src/org/kne/cloud/network/klalb/KLALBUtils.java

@@ -13,8 +13,6 @@ import java.util.UUID;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
-import org.jctools.counters.CountersFactory;
-import org.jctools.counters.FixedSizeStripedLongCounter;
 import org.kne.cloud.network.MultiProtocolSocketAddress;
 import org.kne.cloud.network.ipv6.IPv6Address;
 
@@ -434,7 +432,5 @@ public static String parseAbbrIPv6(String IPv6Str) {
 	}
 
 
-	public static FixedSizeStripedLongCounter createCounter() {
-		return CountersFactory.createFixedSizeStripedCounter(Runtime.getRuntime().availableProcessors());
-	}
+
 }

src/org/kne/cloud/network/klalb/KLALBVirtualDatagramSocket.java

@@ -7,7 +7,6 @@ import java.net.SocketException;
 
 import org.kne.cloud.network.VirtualDatagramSocket;
 import org.kne.cloud.network.VirtualDatagramSocketImpl;
-import org.pcap4j.core.Inets;
 
 public class KLALBVirtualDatagramSocket extends VirtualDatagramSocket {
 

src/org/kne/cloud/network/klalb/StreamChannelKLALBPacketLink.java

@@ -118,46 +118,50 @@ public class StreamChannelKLALBPacketLink extends AbstractKLALBPacketLink implem
 		return true;
 	}
 
-	
+	// 增加两个 ThreadLocal 静态变量，用于复用 4 字节的长度头
+	private static final ThreadLocal<ByteBuffer> SIZE_WRITE_BUFFER = ThreadLocal.withInitial(() -> ByteBuffer.allocate(4));
+	private static final ThreadLocal<ByteBuffer> SIZE_READ_BUFFER = ThreadLocal.withInitial(() -> ByteBuffer.allocate(4));
 
 	@Override
 	public void writePacket(ByteBuffer kp) throws IOException {
-		ByteBuffer szeWrite=NetworkPacket.bufferAllocator.allocate(4);
-		szeWrite.limit(4);
-		//szeWrite.clear();
+		// 1. 获取并清空缓存的 4 字节 buffer
+		ByteBuffer szeWrite = SIZE_WRITE_BUFFER.get();
+		szeWrite.clear();
+
+		// 2. 写入长度并翻转
 		szeWrite.putInt(kp.limit());
 		szeWrite.flip();
-		KLALBVirtualSocketChannel obj = null;
-		writableChannel.write(new ByteBuffer[] {szeWrite,kp});
+
+		// 3. 发送
+		writableChannel.write(new ByteBuffer[] {szeWrite, kp});
 		checkflush();
-		
-		
 	}
 
-	
-
-
 	@Override
 	public ByteBuffer readPacket() throws IOException {
-
-		ByteBuffer szeRead=NetworkPacket.bufferAllocator.allocate(4);
-		timeoutTimer=System.nanoTime();
-		timerenabled=true;
-		ByteBuffer kp;
+		// 1. 获取并清空缓存的 4 字节 buffer
+		ByteBuffer szeRead = SIZE_READ_BUFFER.get();
 		szeRead.clear();
 		szeRead.limit(4);
-		//szeRead.clear();
+
+		timeoutTimer = System.nanoTime();
+		timerenabled = true;
+		ByteBuffer kp;
+
 		try {
-			KNEChannels.readFully(readableChannel,szeRead);
+			// 2. 读取长度头
+			KNEChannels.readFully(readableChannel, szeRead);
 			szeRead.flip();
-			int size=szeRead.getInt(0);
-			kp=NetworkPacket.bufferAllocator.allocate(size);
+			int size = szeRead.getInt(0);
+
+			// 3. 分配真正的数据区（这里如果是高频，建议后续也可以池化，不过现在是按需大小分配）
+			kp = NetworkPacket.bufferAllocator.allocate(size);
 			kp.limit(size);
 			KNEChannels.readFully(readableChannel, kp);
 			kp.flip();
 			return kp;
-		}finally {
-			timerenabled=false;
+		} finally {
+			timerenabled = false;
 		}
 	}
 	

src/org/kne/cloud/network/klalb/ui/KLALBStateGUI3.java

@@ -4,11 +4,12 @@ import java.awt.*;
 import java.awt.datatransfer.StringSelection;
 import java.awt.event.*;
 import java.io.IOException;
+import java.lang.management.ManagementFactory;
 import java.net.*;
 import java.util.ArrayList;
 import java.util.List;
-import java.util.Timer;
-import java.util.TimerTask;
+import java.util.concurrent.ScheduledFuture;
+import java.util.concurrent.TimeUnit;
 import java.util.function.Consumer;
 import javax.imageio.ImageIO;
 import javax.swing.*;
@@ -16,6 +17,7 @@ import javax.swing.border.LineBorder;
 import javax.swing.event.ChangeEvent;
 import javax.swing.event.ChangeListener;
 
+import com.sun.management.OperatingSystemMXBean;
 import org.jfree.chart.plot.dial.*;
 import org.jfree.data.general.DefaultValueDataset;
 import org.kne.cloud.clock.HighAccuracyClock;
@@ -37,8 +39,7 @@ import org.kne.ui.YScrollPane;
 public class KLALBStateGUI3 extends XFrame {
 
     // ==================== 定时任务相关 ====================
-    private TimerTask tsk, tsk2, tsk3, tsk4, tsk5; // 各种定时任务
-    private Timer t, t2, t3; // 定时器
+    private ScheduledFuture<?> tsk, tsk2, tsk3, tsk4, tsk5; // 各种定时任务
 
     // ==================== 系统托盘相关 ====================
     private SystemTray st;  // 系统托盘
@@ -57,7 +58,8 @@ public class KLALBStateGUI3 extends XFrame {
 	private DefaultValueDataset backplanePPS;
 	private DefaultValueDataset backplaneECNRate;
 	private DefaultValueDataset backplaneLossRate;
-
+    private DefaultValueDataset CPUload;
+    private DefaultValueDataset RAMusage;
     // ==================== 仪表盘文本标注 ====================
     private DialTextAnnotation upSpeedText;    // 上行速度文本标注
     private DialTextAnnotation downSpeedText;  // 下行速度文本标注
@@ -67,6 +69,8 @@ public class KLALBStateGUI3 extends XFrame {
 	private DialTextAnnotation backplanePPSText;
 	private DialTextAnnotation backplaneECNRateText;
 	private DialTextAnnotation backplaneLossRateText;
+    private DialTextAnnotation CPUloadText;
+    private DialTextAnnotation RAMusageText;
 
     // ==================== UI组件 ====================
     private YScrollPane ysp, yspc;                     // 可垂直滚动的面板
@@ -434,6 +438,22 @@ public class KLALBStateGUI3 extends XFrame {
 			backplaneLossRateText = lossRate1.getTextAnnotation();
 
         dashs.add(lossRate1);
+
+        // CPU
+        CPUload = new DefaultValueDataset(0);
+        DialPanel cload=new DialPanel(CONST.dialwidth, UIEnv.getRsb().getString("cpuload"), CPUload, null, Color.BLUE,  new Color(0, 0, 127));
+        cload.addGradientRanges(UIEnv.RANGE_1);
+        CPUloadText = cload.getTextAnnotation();
+
+        dashs.add(cload);
+
+        // RAM
+        RAMusage = new DefaultValueDataset(0);
+        DialPanel ruse=new DialPanel(CONST.dialwidth, UIEnv.getRsb().getString("ramusage"), RAMusage, null, Color.BLUE,  new Color(0, 0, 127));
+        ruse.addGradientRanges(UIEnv.RANGE_1);
+        RAMusageText = ruse.getTextAnnotation();
+
+        dashs.add(ruse);
     }
 
    
@@ -705,10 +725,6 @@ public class KLALBStateGUI3 extends XFrame {
      * 初始化定时器
      */
     private void initTimers(KLALBController kc) {
-        t3 = new Timer("监视器刷新线程", true);
-        t2 = new Timer("仪表盘刷新线程", true);
-        t = new Timer("状态刷新线程", true);
-        
         // 创建刷新任务
         createRefreshTask(kc, ysp);
     }
@@ -1322,9 +1338,9 @@ public class KLALBStateGUI3 extends XFrame {
     private void createRefreshTask(KLALBController kc, YScrollPane ysp) {
         // 线路状态刷新任务
         if (tsk != null) {
-            tsk.cancel();
+            tsk.cancel(false);
         }
-        tsk = new TimerTask() {
+        tsk =KLALBScheduler.getScheduler().scheduleWithFixedDelay( new Runnable() {
             @Override
             public void run() {
                 if (isVisible()) {
@@ -1382,28 +1398,27 @@ public class KLALBStateGUI3 extends XFrame {
                     ysp.updateScrool();
                 }
             }
-        };
-        t.scheduleAtFixedRate(tsk, 1000, 1000);
+        }, 1000, 1000, TimeUnit.MILLISECONDS);
 
         // 仪表盘数据刷新任务
         if (tsk2 != null) {
-            tsk2.cancel();
+            tsk2.cancel(false);
         }
-        tsk2 = new TimerTask() {
+        tsk2 =KLALBScheduler.getScheduler().scheduleWithFixedDelay(new Runnable() {
             @Override
             public void run() {
                 if (isVisible()) {
                     updateDashboardData(kc);
                 }
             }
-        };
-        t2.scheduleAtFixedRate(tsk2, 100, 100);
+        }, 100, 100,TimeUnit.MILLISECONDS);
+
 
         // 网络图刷新任务
         if (tsk5 != null) {
-            tsk5.cancel();
+            tsk5.cancel(false);
         }
-        tsk5 = new TimerTask() {
+        tsk5 = KLALBScheduler.getScheduler().scheduleWithFixedDelay(new Runnable() {
             @Override
             public void run() {
                 if (isVisible()) {
@@ -1415,8 +1430,7 @@ public class KLALBStateGUI3 extends XFrame {
                     graph.revalidate();
                 }
             }
-        };
-        t.scheduleAtFixedRate(tsk5, 1000, 1000);
+        }, 1000, 1000,TimeUnit.MILLISECONDS);
     }
 
     /**
@@ -1425,29 +1439,29 @@ public class KLALBStateGUI3 extends XFrame {
     private void updateDashboardData(KLALBController kc) {
         // 更新上行速度
         double outload = kc.getLinkMonitor().getOutSpeed() * 100.0 / kc.getLinkMonitor().getOutSpeedMax();
-        if (Double.isFinite(outload)) {
         upSpeedText.setLabel(KLALBUtils.convertIBUint(kc.getLinkMonitor().getOutSpeed()) + "/s");
+        if (Double.isFinite(outload)) {
             upSpeed.setValue(Math.min(upSpeed.getValue().doubleValue() * 0.98 + outload * 0.02, 101.0));
         }
 
         // 更新下行速度
         double inload = kc.getLinkMonitor().getInSpeed() * 100.0 / kc.getLinkMonitor().getInSpeedMax();
-        if (Double.isFinite(inload)) {
         downSpeedText.setLabel(KLALBUtils.convertIBUint(kc.getLinkMonitor().getInSpeed()) + "/s");
+        if (Double.isFinite(inload)) {
             downSpeed.setValue(Math.min(downSpeed.getValue().doubleValue() * 0.98 + inload * 0.02, 101.0));
         }
 
         // 更新上行包速率
         double outPPSload = kc.getLinkMonitor().getOutPPS() * 100.0 / kc.getLinkMonitor().getOutPPSMax();
-        if (Double.isFinite(outPPSload)) {
         upPPSText.setLabel(KLALBUtils.convertUintDefalut(kc.getLinkMonitor().getOutPPS()) + "PPS");
+        if (Double.isFinite(outPPSload)) {
             upPPS.setValue(Math.min(upPPS.getValue().doubleValue() * 0.98 + outPPSload * 0.02, 101.0));
         }
 
         // 更新下行包速率
         double inPPSload = kc.getLinkMonitor().getInPPS() * 100.0 / kc.getLinkMonitor().getInPPSMax();
-        if (Double.isFinite(inPPSload)) {
         downPPSText.setLabel(KLALBUtils.convertUintDefalut(kc.getLinkMonitor().getInPPS()) + "PPS");
+        if (Double.isFinite(inPPSload)) {
             downPPS.setValue(Math.min(downPPS.getValue().doubleValue() * 0.98 + inPPSload * 0.02, 101.0));
         }
 
@@ -1479,33 +1493,54 @@ public class KLALBStateGUI3 extends XFrame {
        if(router!=null) {
     	   // 更新背板延迟
            double backplaneTimev = router.getBackplaneTime()* 100.0/100000.0;
-           if (Double.isFinite(backplaneTimev)) {
            backplaneDelayText.setLabel(KLALBUtils.convertUintNanoDefalut(router.getBackplaneTime()) + "s");
+           if (Double.isFinite(backplaneTimev)) {
                backplaneDelay.setValue(Math.min(backplaneDelay.getValue().doubleValue() * 0.98 + backplaneTimev * 0.02, 101.0));
            }
 
            // 更新背板转发率
            double backplanePPSv = router.getBackplanePPS() * 100.0 / router.getBackplanePPSMax();
-           if (Double.isFinite(backplanePPSv)) {
            backplanePPSText.setLabel(KLALBUtils.convertUintDefalut(router.getBackplanePPS()) + "PPS");
+           if (Double.isFinite(backplanePPSv)) {
                backplanePPS.setValue(Math.min(backplanePPS.getValue().doubleValue() * 0.98 + backplanePPSv * 0.02, 101.0));
            }
            
            // 更新背板ECN率
            double backplaneECNv = router.getECNRate() * 100.0 ;
-           if (Double.isFinite(backplaneECNv)) {
            backplaneECNRateText.setLabel(String.format("%.1f",backplaneECNv) + "%");
+           if (Double.isFinite(backplaneECNv)) {
                backplaneECNRate.setValue(Math.min(backplaneECNRate.getValue().doubleValue() * 0.98 + backplaneECNv * 0.02, 101.0));
            }
            
         // 更新背板ECN率
            double backplaneLossv = router.getLossRate() * 100.0 ;
-           if (Double.isFinite(backplaneLossv)) {
            backplaneLossRateText.setLabel(String.format("%.1f",backplaneLossv) + "%");
+           if (Double.isFinite(backplaneLossv)) {
                backplaneLossRate.setValue(Math.min(backplaneLossRate.getValue().doubleValue() * 0.98 + backplaneLossv * 0.02, 101.0));
            }
        }
 
+        // 更新CPU
+        OperatingSystemMXBean osBean = (OperatingSystemMXBean) ManagementFactory.getOperatingSystemMXBean();
+       double sys=osBean.getCpuLoad();
+        double proc=osBean.getProcessCpuLoad();
+        double load = proc/(1-sys+proc)* 100.0 ;
+        if (Double.isFinite(load)) {
+            CPUload.setValue(Math.min(CPUload.getValue().doubleValue() * 0.98 + load * 0.02, 101.0));
+        }
+        CPUloadText.setLabel(String.format("%.1f",load) + "%");
+
+
+        // 更新RAM
+        long max=Runtime.getRuntime().maxMemory();
+       long free=Runtime.getRuntime().freeMemory();
+        double ramUsage = (double) (max - free) /max* 100.0 ;
+        if (Double.isFinite(ramUsage)) {
+            RAMusage.setValue(Math.min(RAMusage.getValue().doubleValue() * 0.98 + ramUsage * 0.02, 101.0));
+        }
+        RAMusageText.setLabel(KLALBUtils.convertIBUint(max- free)+"/"+KLALBUtils.convertIBUint(max ) );
+
+
         // 更新在线设备数
         String contt = Long.toString(kc.getIpv6Router().getKlalbRouteProtol().getDevicesFound());
         if (!contt.equals(devicesOnline.getText())) {
@@ -1764,7 +1799,7 @@ public class KLALBStateGUI3 extends XFrame {
     public void close() {
         setVisible(false);
         if (tsk != null) {
-            tsk.cancel();
+            tsk.cancel(false);
         }
         if (st != null) {
             st.remove(ti);

src/org/kne/cloud/network/klalb/ui/KperfGUI.java

@@ -10,6 +10,7 @@ import org.jfree.chart.plot.dial.DialTextAnnotation;
 import org.jfree.data.general.DefaultValueDataset;
 import org.kne.cloud.network.MultiProtocolSocketAddress;
 import org.kne.cloud.network.klalb.CONST;
+import org.kne.cloud.network.klalb.KLALBScheduler;
 import org.kne.cloud.network.klalb.KLALBUtils;
 import org.kne.cloud.network.monitor.SpeedAndTrafficAndDelayMonitorDataImpl;
 import org.kne.cloud.network.perf.Kperf;
@@ -35,17 +36,17 @@ import java.awt.event.ActionEvent;
 import javax.swing.JLabel;
 import javax.imageio.ImageIO;
 import java.awt.Font;
+import java.util.concurrent.ScheduledFuture;
+import java.util.concurrent.TimeUnit;
 import javax.swing.SwingConstants;
 import javax.swing.ImageIcon;
 
 public class KperfGUI extends XFrame{
-	private static Timer tmr=new Timer();
 	
 	private KperfReports reports=new KperfReportsImpl();
 	private Kperf kperf;
 	private JTextField targetAddressField;
 	private JButton startButton;
-	private JProgressBar progressBar;
 	private DefaultValueDataset upSpeed;
 	private DefaultValueDataset upDataSpeed;
 	private DialTextAnnotation upSpeedText;
@@ -54,7 +55,7 @@ public class KperfGUI extends XFrame{
 	private DialTextAnnotation downSpeedText;
 	private JTextField sourceAddressField;
 
-	private SpeedAndTrafficAndDelayMonitorDataImpl monitor;
+	private volatile SpeedAndTrafficAndDelayMonitorDataImpl monitor;
 
 	private DefaultValueDataset upPPS;
 
@@ -68,12 +69,8 @@ public class KperfGUI extends XFrame{
 
 	private DialTextAnnotation downPPSText;
 
-	private TimerTask tsk;
+	private ScheduledFuture<?> tsk;
 	private class KperfReportsImpl implements KperfReports{
-		@Override
-		public void testProcess(double process) {
-			progressBar.setValue((int) (process*100.0f));
-		}
 		@Override
 		public void testFinish() {
 			if(kperf!=null) {
@@ -217,253 +214,11 @@ public class KperfGUI extends XFrame{
 				
 				
 
-				/*
-				{
-					upSpeed = new DefaultValueDataset(0);
-					upDataSpeed = new DefaultValueDataset(0);
-					DialPlot dpup = new DialPlot();
-					dpup.setDataset(1, upSpeed);
-					dpup.setDataset(0, upDataSpeed);
-					StandardDialFrame sdfs = new StandardDialFrame();
-					sdfs.setVisible(false);
-					dpup.setDialFrame(sdfs);
-					StandardDialScale sds = new StandardDialScale(0, 100, -120, -300, 10, 5);
-					sds.setTickRadius(0.9);
-					sds.setTickLabelsVisible(false);
-					dpup.addScale(0, sds);
-
-					StandardDialRange sdrr = new StandardDialRange(0, 70, Color.GREEN);
-					sdrr.setInnerRadius(0.92);
-					sdrr.setOuterRadius(0.93);
-					dpup.addLayer(sdrr);
-
-					StandardDialRange sdrr2 = new StandardDialRange(70, 90, Color.YELLOW);
-					sdrr2.setInnerRadius(0.92);
-					sdrr2.setOuterRadius(0.93);
-					dpup.addLayer(sdrr2);
-
-					StandardDialRange sdrr3 = new StandardDialRange(90, 100, Color.RED);
-					sdrr3.setInnerRadius(0.92);
-					sdrr3.setOuterRadius(0.93);
-					dpup.addLayer(sdrr3);
-
-					DialPointer.Pointer dpd = new DialPointer.Pointer();
-					dpd.setRadius(0.8);
-					dpd.setFillPaint(new Color(127, 0, 0, 0));
-					dpd.setOutlinePaint(new Color(127, 0, 0));
-					dpd.setDatasetIndex(0);
-					//dpup.addLayer(dpd);
-
-					DialPointer.Pointer dp = new DialPointer.Pointer();
-					dp.setRadius(0.8);
-					dp.setFillPaint(Color.RED);
-					dp.setOutlinePaint(Color.RED);
-					dp.setDatasetIndex(1);
-					dpup.addLayer(dp);
-
-					upSpeedText = new DialTextAnnotation("0%");
-					upSpeedText.setFont(UIEnv.getFont().deriveFont(20.0f));
-					dpup.addLayer(upSpeedText);
-
-					JFreeChart jfup = new JFreeChart(dpup);
-					jfup.setBorderPaint(Color.WHITE);
-					jfup.setTitle(UIEnv.getRsb().getString("uploadspeed"));
-					jfup.getTitle().setFont(UIEnv.getFont().deriveFont(22.0f));
-					jfup.getTitle().setPosition(RectangleEdge.BOTTOM);
-					dpup.setView(0, 0, 1, 1);
-					ChartPanel cpup = new ChartPanel(jfup);
-					cpup.setPreferredSize(dashSize);
-					cpup.setSize(dashSize);
-					cpup.setMinimumSize(dashSize);
-					cpup.setBackground(Color.WHITE);
-					cpup.setBorder(new LineBorder(Color.LIGHT_GRAY));
-					panel_3.add(cpup, BorderLayout.WEST);
-
-					downSpeed = new DefaultValueDataset(0);
-					downDataSpeed = new DefaultValueDataset(0);
-					DialPlot dpup1 = new DialPlot();
-					dpup1.setDataset(1, downSpeed);
-					dpup1.setDataset(0, downDataSpeed);
-					StandardDialFrame sdfs1 = new StandardDialFrame();
-					sdfs1.setVisible(false);
-					dpup1.setDialFrame(sdfs1);
-					StandardDialScale sds1 = new StandardDialScale(0, 100, -120, -300, 10, 5);
-					sds1.setTickRadius(0.9);
-					sds1.setTickLabelsVisible(false);
-					dpup1.addScale(0, sds1);
-
-					StandardDialRange sdrr1 = new StandardDialRange(0, 70, Color.GREEN);
-					sdrr1.setInnerRadius(0.92);
-					sdrr1.setOuterRadius(0.93);
-					dpup1.addLayer(sdrr1);
-
-					StandardDialRange sdrr21 = new StandardDialRange(70, 90, Color.YELLOW);
-					sdrr21.setInnerRadius(0.92);
-					sdrr21.setOuterRadius(0.93);
-					dpup1.addLayer(sdrr21);
-
-					StandardDialRange sdrr31 = new StandardDialRange(90, 100, Color.RED);
-					sdrr31.setInnerRadius(0.92);
-					sdrr31.setOuterRadius(0.93);
-					dpup1.addLayer(sdrr31);
-
-					DialPointer.Pointer dp11 = new DialPointer.Pointer();
-					dp11.setRadius(0.8);
-					dp11.setFillPaint(new Color(0, 127, 0, 0));
-					dp11.setOutlinePaint(new Color(0, 127, 0));
-					dp11.setDatasetIndex(0);
-					//dpup1.addLayer(dp11);
-
-					DialPointer.Pointer dp1 = new DialPointer.Pointer();
-					dp1.setRadius(0.8);
-					dp1.setFillPaint(Color.GREEN);
-					dp1.setOutlinePaint(Color.GREEN);
-					dp1.setDatasetIndex(1);
-					dpup1.addLayer(dp1);
-
-					downSpeedText = new DialTextAnnotation("0%");
-					downSpeedText.setFont(UIEnv.getFont().deriveFont(20.0f));
-					dpup1.addLayer(downSpeedText);
-
-					JFreeChart jfup1 = new JFreeChart(dpup1);
-					jfup1.setBorderPaint(Color.WHITE);
-					jfup1.setTitle(UIEnv.getRsb().getString("downloadspeed"));
-					jfup1.getTitle().setFont(UIEnv.getFont().deriveFont(22.0f));
-					jfup1.getTitle().setPosition(RectangleEdge.BOTTOM);
-					dpup1.setView(0, 0, 1, 1);
-					ChartPanel cpup1 = new ChartPanel(jfup1);
-					cpup1.setPreferredSize(dashSize);
-					cpup1.setSize(dashSize);
-					cpup1.setMinimumSize(dashSize);
-					cpup1.setBackground(Color.WHITE);
-					cpup1.setBorder(new LineBorder(Color.LIGHT_GRAY));
-					panel_4.add(cpup1, BorderLayout.WEST);
-
-				}
-				{
-					upPPS = new DefaultValueDataset(0);
-					upDataPPS = new DefaultValueDataset(0);
-					DialPlot dpup = new DialPlot();
-					dpup.setDataset(1, upPPS);
-					dpup.setDataset(0, upDataPPS);
-					StandardDialFrame sdfs = new StandardDialFrame();
-					sdfs.setVisible(false);
-					dpup.setDialFrame(sdfs);
-					StandardDialScale sds = new StandardDialScale(0, 100, -120, -300, 10, 5);
-					sds.setTickRadius(0.9);
-					sds.setTickLabelsVisible(false);
-					dpup.addScale(0, sds);
-
-					StandardDialRange sdrr = new StandardDialRange(0, 70, Color.GREEN);
-					sdrr.setInnerRadius(0.92);
-					sdrr.setOuterRadius(0.93);
-					dpup.addLayer(sdrr);
-
-					StandardDialRange sdrr2 = new StandardDialRange(70, 90, Color.YELLOW);
-					sdrr2.setInnerRadius(0.92);
-					sdrr2.setOuterRadius(0.93);
-					dpup.addLayer(sdrr2);
-
-					StandardDialRange sdrr3 = new StandardDialRange(90, 100, Color.RED);
-					sdrr3.setInnerRadius(0.92);
-					sdrr3.setOuterRadius(0.93);
-					dpup.addLayer(sdrr3);
-
-					DialPointer.Pointer dp1 = new DialPointer.Pointer();
-					dp1.setRadius(0.8);
-					dp1.setFillPaint(new Color(127, 0, 0, 0));
-					dp1.setOutlinePaint(new Color(127, 0, 0));
-					dp1.setDatasetIndex(0);
-					//dpup.addLayer(dp1);
-
-					DialPointer.Pointer dp = new DialPointer.Pointer();
-					dp.setRadius(0.8);
-					dp.setFillPaint(Color.RED);
-					dp.setOutlinePaint(Color.RED);
-					dp.setDatasetIndex(1);
-					dpup.addLayer(dp);
-
-					upPPSText = new DialTextAnnotation("0PPS");
-					upPPSText.setFont(UIEnv.getFont().deriveFont(20.0f));
-					dpup.addLayer(upPPSText);
-
-					JFreeChart jfup = new JFreeChart(dpup);
-					jfup.setBorderPaint(Color.WHITE);
-					jfup.setTitle(UIEnv.getRsb().getString("uploadpps"));
-					jfup.getTitle().setFont(UIEnv.getFont().deriveFont(22.0f));
-					jfup.getTitle().setPosition(RectangleEdge.BOTTOM);
-					dpup.setView(0, 0, 1, 1);
-					ChartPanel cpup = new ChartPanel(jfup);
-					cpup.setPreferredSize(dashSize);
-					cpup.setSize(cpup.getPreferredSize());
-					cpup.setBackground(Color.WHITE);
-					cpup.setBorder(new LineBorder(Color.LIGHT_GRAY));
-					panel_5.add(cpup, BorderLayout.WEST);
-
-					downPPS = new DefaultValueDataset(0);
-					downDataPPS = new DefaultValueDataset(0);
-					DialPlot dpup1 = new DialPlot();
-					dpup1.setDataset(1, downPPS);
-					dpup1.setDataset(0, downDataPPS);
-					StandardDialFrame sdfs1 = new StandardDialFrame();
-					sdfs1.setVisible(false);
-					dpup1.setDialFrame(sdfs1);
-					StandardDialScale sds1 = new StandardDialScale(0, 100, -120, -300, 10, 5);
-					sds1.setTickRadius(0.9);
-					sds1.setTickLabelsVisible(false);
-					dpup1.addScale(0, sds1);
-
-					StandardDialRange sdrr1 = new StandardDialRange(0, 70, Color.GREEN);
-					sdrr1.setInnerRadius(0.92);
-					sdrr1.setOuterRadius(0.93);
-					dpup1.addLayer(sdrr1);
-
-					StandardDialRange sdrr21 = new StandardDialRange(70, 90, Color.YELLOW);
-					sdrr21.setInnerRadius(0.92);
-					sdrr21.setOuterRadius(0.93);
-					dpup1.addLayer(sdrr21);
-
-					StandardDialRange sdrr31 = new StandardDialRange(90, 100, Color.RED);
-					sdrr31.setInnerRadius(0.92);
-					sdrr31.setOuterRadius(0.93);
-					dpup1.addLayer(sdrr31);
-
-					DialPointer.Pointer dp111 = new DialPointer.Pointer();
-					dp111.setRadius(0.8);
-					dp111.setFillPaint(new Color(0, 127, 0, 0));
-					dp111.setOutlinePaint(new Color(0, 127, 0));
-					dp111.setDatasetIndex(0);
-					///dpup1.addLayer(dp111);
-					DialPointer.Pointer dp11 = new DialPointer.Pointer();
-					dp11.setRadius(0.8);
-					dp11.setFillPaint(Color.GREEN);
-					dp11.setOutlinePaint(Color.GREEN);
-					dp11.setDatasetIndex(1);
-					dpup1.addLayer(dp11);
-
-					downPPSText = new DialTextAnnotation("0PPS");
-					downPPSText.setFont(UIEnv.getFont().deriveFont(20.0f));
-					dpup1.addLayer(downPPSText);
-
-					JFreeChart jfup1 = new JFreeChart(dpup1);
-					jfup1.setBorderPaint(Color.WHITE);
-					jfup1.setTitle(UIEnv.getRsb().getString("downloadpps"));
-					jfup1.getTitle().setFont(UIEnv.getFont().deriveFont(22.0f));
-					jfup1.getTitle().setPosition(RectangleEdge.BOTTOM);
-					dpup1.setView(0, 0, 1, 1);
-					ChartPanel cpup1 = new ChartPanel(jfup1);
-					cpup1.setPreferredSize(dashSize);
-					cpup1.setSize(cpup1.getPreferredSize());
-					cpup1.setBackground(Color.WHITE);
-					cpup1.setBorder(new LineBorder(Color.LIGHT_GRAY));
-					panel_6.add(cpup1, BorderLayout.WEST);
-				}*/
-				
 				
 				// 上行速度仪表盘
 		        upSpeed = new DefaultValueDataset(0);
 		        upDataSpeed = new DefaultValueDataset(0);
-		        DialPanel dialup=new DialPanel(CONST.dialwidth, UIEnv.getRsb().getString("uploadspeed"), upSpeed, upDataSpeed, Color.RED, new Color(127, 0, 0));
+		        DialPanel dialup=new DialPanel(CONST.dialwidth, UIEnv.getRsb().getString("uploadspeed"), upSpeed, null, Color.RED, new Color(127, 0, 0));
 		        dialup.addGradientRanges(UIEnv.RANGE_1);
 		        upSpeedText =dialup.getTextAnnotation();
 
@@ -474,7 +229,7 @@ public class KperfGUI extends XFrame{
 		        // 下行速度仪表盘
 		        downSpeed = new DefaultValueDataset(0);
 		        downDataSpeed = new DefaultValueDataset(0);
-		        DialPanel dialdown=new DialPanel(CONST.dialwidth, UIEnv.getRsb().getString("downloadspeed"), downSpeed, downDataSpeed, Color.GREEN,  new Color(0, 127, 0));
+		        DialPanel dialdown=new DialPanel(CONST.dialwidth, UIEnv.getRsb().getString("downloadspeed"), downSpeed, null, Color.GREEN,  new Color(0, 127, 0));
 		        dialdown.addGradientRanges(UIEnv.RANGE_1);
 		        downSpeedText =dialdown.getTextAnnotation();
 		        
@@ -484,7 +239,7 @@ public class KperfGUI extends XFrame{
 		        // 上行包速率仪表盘
 		        upPPS = new DefaultValueDataset(0);
 		        upDataPPS = new DefaultValueDataset(0);
-		        DialPanel dialupPPS=new DialPanel(CONST.dialwidth, UIEnv.getRsb().getString("uploadpps"), upPPS, upDataPPS, Color.RED, new Color(127, 0, 0));
+		        DialPanel dialupPPS=new DialPanel(CONST.dialwidth, UIEnv.getRsb().getString("uploadpps"), upPPS, null, Color.RED, new Color(127, 0, 0));
 		        dialupPPS.addGradientRanges(UIEnv.RANGE_1);
 		        upPPSText = dialupPPS.getTextAnnotation();
 
@@ -493,7 +248,7 @@ public class KperfGUI extends XFrame{
 		        // 下行包速率仪表盘
 		        downPPS = new DefaultValueDataset(0);
 		        downDataPPS = new DefaultValueDataset(0);
-		        DialPanel dialdownPPS=new DialPanel(CONST.dialwidth, UIEnv.getRsb().getString("downloadpps"), downPPS, downDataPPS, Color.GREEN,  new Color(0, 127, 0));
+		        DialPanel dialdownPPS=new DialPanel(CONST.dialwidth, UIEnv.getRsb().getString("downloadpps"), downPPS, null, Color.GREEN,  new Color(0, 127, 0));
 		        dialdownPPS.addGradientRanges(UIEnv.RANGE_1);
 		        downPPSText = dialdownPPS.getTextAnnotation();
 
@@ -521,9 +276,6 @@ public class KperfGUI extends XFrame{
 				
 			
 
-				progressBar = new JProgressBar();
-				progressBar.setPreferredSize(new Dimension(100, 5));
-				getContentPane().add(progressBar, BorderLayout.NORTH);
 				getTitlelabel().setFont(UIEnv.getFont().deriveFont(17.0f));
 				getTitlepanel().setBorder(new LineBorder(Color.LIGHT_GRAY));
 				getTitlelabel().setForeground(Color.WHITE);
@@ -532,38 +284,37 @@ public class KperfGUI extends XFrame{
 				setSize(CONST.windowwidth,CONST.windowheight );
 				setResizable(false);
 				setLocationRelativeTo(comp);
-				tsk=new TimerTask() {
+		        tsk=KLALBScheduler.getScheduler().scheduleWithFixedDelay(new TimerTask() {
 
 			@Override
 			public void run() {
 				if(monitor!=null) {
 					double outload = monitor.getOutSpeed() * 100.0 / monitor.getOutSpeedMax();
-						if (Double.isFinite(outload)) {
 					upSpeedText.setLabel(KLALBUtils.convertIBUint(monitor.getOutSpeed()) + "/s");
+					if (Double.isFinite(outload)) {
 						upSpeed.setValue(Math.min(upSpeed.getValue().doubleValue() * 0.98 + outload * 0.02, 101.0));
 					}
 
 					double inload = monitor.getInSpeed() * 100.0 / monitor.getInSpeedMax();
-						if (Double.isFinite(inload)) {
 					downSpeedText.setLabel(KLALBUtils.convertIBUint(monitor.getInSpeed()) + "/s");
+					if (Double.isFinite(inload)) {
 						downSpeed.setValue(Math.min(downSpeed.getValue().doubleValue() * 0.98 + inload * 0.02, 101.0));
 					}
 
 					double outPPSload = monitor.getOutPPS() * 100.0 / monitor.getOutPPSMax();
-						if (Double.isFinite(outPPSload)) {
 					upPPSText.setLabel(KLALBUtils.convertUintDefalut(monitor.getOutPPS()) + "PPS");
+					if (Double.isFinite(outPPSload)) {
 						upPPS.setValue(Math.min(upPPS.getValue().doubleValue() * 0.98 + outPPSload * 0.02, 101.0));
 					}
 
 					double inPPSload = monitor.getInPPS() * 100.0 / monitor.getInPPSMax();
-						if (Double.isFinite(inPPSload)) {
 					downPPSText.setLabel(KLALBUtils.convertUintDefalut(monitor.getInPPS()) + "PPS");
+					if (Double.isFinite(inPPSload)) {
 						downPPS.setValue(Math.min(downPPS.getValue().doubleValue() * 0.98 + inPPSload * 0.02, 101.0));
 					}
 				}
 			}
-				};
-				tmr.scheduleAtFixedRate(tsk, 200, 100);
+		}, 200, 100, TimeUnit.MILLISECONDS);
 				addWindowListener(new WindowListener() {
 					
 					@Override
@@ -593,7 +344,7 @@ public class KperfGUI extends XFrame{
 					@Override
 					public void windowClosing(WindowEvent e) {
 						if(tsk!=null)
-						tsk.cancel();
+							tsk.cancel(false);
 					}
 					
 					@Override

src/org/kne/cloud/network/klalb/ui/LineMonitorGUI.java

@@ -4,8 +4,7 @@ import java.awt.Color;
 import java.awt.Dimension;
 import java.awt.GridLayout;
 import java.util.Date;
-import java.util.Timer;
-import java.util.TimerTask;
+import java.util.Scanner;
 import java.util.UUID;
 
 import javax.swing.JPanel;
@@ -18,11 +17,15 @@ import org.jfree.chart.JFreeChart;
 import org.jfree.data.time.Millisecond;
 import org.jfree.data.time.TimeSeries;
 import org.jfree.data.time.TimeSeriesCollection;
+import org.kne.cloud.network.congestion.CongestionAlgorithm;
+import org.kne.cloud.network.congestion.DetnetCongestionAlgorithm;
 import org.kne.cloud.network.congestion.SendPacketSlidingWindow;
+import org.kne.cloud.network.congestion.Vegas2CongestionAlgorithm;
 import org.kne.cloud.network.ipv6.IPv6Address;
 import org.kne.cloud.network.ipv6.IPv6AddressGroup;
 import org.kne.cloud.network.ipv6.IPv6Packet;
 import org.kne.cloud.network.klalb.KLALBRemoteLink;
+import org.kne.cloud.network.klalb.KLALBScheduler;
 import org.kne.cloud.network.monitor.LinkStatus;
 import org.kne.cloud.network.monitor.TimestampMonitorValue;
 import org.kne.math.Long128;
@@ -35,19 +38,18 @@ import javax.swing.ImageIcon;
 import javax.swing.JLabel;
 import java.awt.event.WindowEvent;
 import java.awt.event.WindowListener;
+import java.util.concurrent.ScheduledFuture;
+import java.util.concurrent.TimeUnit;
 import javax.swing.JSlider;
 
 public class LineMonitorGUI extends XFrame {
-	private Timer timer;
-	private Timer timer1;
-	private Timer timer2;
-	private Timer timer3;
-	private TimerTask tsk3;
+	private ScheduledFuture<?> tsk3;
 
-	private TimerTask tsk4, tsk5,tsk6;
-	private TimerTask d1;
-	private TimerTask d2;
-	private TimerTask d3;
+	private ScheduledFuture<?> tsk4, tsk5,tsk6,tsk7;
+	private ScheduledFuture<?> d1;
+	private ScheduledFuture<?> d2;
+	private ScheduledFuture<?> d3;
+	private ScheduledFuture<?> d4;
 
 	private TimeSeries spdup = new TimeSeries(UIEnv.getRsb().getString("uploadspeed"));
 	private TimeSeries spddown = new TimeSeries(UIEnv.getRsb().getString("downloadspeed"));
@@ -62,13 +64,22 @@ public class LineMonitorGUI extends XFrame {
 	private TimeSeries queueused = new TimeSeries(UIEnv.getRsb().getString("queueused"));
 	private TimeSeries buffermax = new TimeSeries(UIEnv.getRsb().getString("maxbuffer"));
 
+
+	private TimeSeries rttbaseline = new TimeSeries(UIEnv.getRsb().getString("rttbaseline"));
+	private TimeSeries rtt = new TimeSeries(UIEnv.getRsb().getString("rtt")); 
+	 private TimeSeries rttmin=new TimeSeries(UIEnv.getRsb().getString("rttmin"));
+	 private TimeSeries rttmax=new TimeSeries(UIEnv.getRsb().getString("rttmax"));
+	private TimeSeries rto=new TimeSeries(UIEnv.getRsb().getString("rto"));
+	
 	private KLALBRemoteLink tr;
 	private JFreeChart jfc;
 	private JFreeChart jfce;
 	private JFreeChart jbfc;
+	private JFreeChart jbfcv;
 	private JLabel spdp;
 	private JLabel delp;
 	private JLabel sbpdp;
+	private JLabel sbpdpv;
 	private long timeRange = 5000;
 	private long[] values = new long[] { 1000, 2000, 5000, 10000, 20000, 50000, 100000, 200000, 500000, 1000000 };
 	private JPanel panel_1;
@@ -155,6 +166,24 @@ public class LineMonitorGUI extends XFrame {
 		jp.add(sbpdp);
 		
 		
+		TimeSeriesCollection tbsc1 = new TimeSeriesCollection();
+		tbsc1.addSeries(rttbaseline);
+		tbsc1.addSeries(rtt);
+		tbsc1.addSeries(rttmax);
+		tbsc1.addSeries(rttmin);
+		tbsc1.addSeries(rto);
+		jbfcv = ChartFactory.createTimeSeriesChart(UIEnv.getRsb().getString("congestionmonitor"),
+				UIEnv.getRsb().getString("time") + "(s)", UIEnv.getRsb().getString("delay") + "(ms)", tbsc1);
+		jbfcv.getXYPlot().setBackgroundPaint(Color.BLACK);
+		jbfcv.getXYPlot().getRenderer().setSeriesPaint(0, Color.CYAN);
+		jbfcv.getXYPlot().getRenderer().setSeriesPaint(1, Color.YELLOW);
+		jbfcv.getXYPlot().getRenderer().setSeriesPaint(2, Color.RED);
+		jbfcv.getXYPlot().getRenderer().setSeriesPaint(3, Color.GREEN);
+		jbfcv.getXYPlot().getRenderer().setSeriesPaint(4, Color.ORANGE);
+		changeFont(jbfcv);
+		sbpdpv = new JLabel();
+		sbpdpv.setBorder(new LineBorder(Color.DARK_GRAY));
+		jp.add(sbpdpv);
 		
 		
 		
@@ -262,6 +291,14 @@ public class LineMonitorGUI extends XFrame {
 			buffermax.setMaximumItemCount((int) timeRange/5);
 			queueused.setMaximumItemCount((int) timeRange/5);
 		}
+		synchronized (jbfcv) {
+
+			jbfcv.getXYPlot().getDomainAxis().setFixedAutoRange(timeRange);
+			bufferused.setMaximumItemCount((int) timeRange/5);
+			buffermax.setMaximumItemCount((int) timeRange/5);
+			queueused.setMaximumItemCount((int) timeRange/5);
+		}
+		
 		windowSelect.setText(timeRange / 1000 + "s");
 	}
 
@@ -328,44 +365,70 @@ public class LineMonitorGUI extends XFrame {
 			}
 		}
 	}
+	private void recordCongestionData() {
+		if (isVisible()) {
+			Millisecond ms = new Millisecond(
+					new Date(tr.getMonitor().getClock().getCurrentTimeMillis()));
+			synchronized (jbfcv) {
+			CongestionAlgorithm window=tr.getWindow().getAlgorithm();
+			if(window !=null) {
+				double baseRTT = window.getBaseRTT();
+				rttbaseline.addOrUpdate(ms, baseRTT / 1000000.0);
+				rtt.addOrUpdate(ms, window.getCurrentRTT() / 1000000.0);
+				rto.addOrUpdate(ms, window.getRTO() / 1000000.0);
+				if (window instanceof DetnetCongestionAlgorithm) {
+
+
+					Vegas2CongestionAlgorithm deta = (Vegas2CongestionAlgorithm) window;
+					rttmax.addOrUpdate(ms, baseRTT * deta.getUpperDelayBound() / 1000000.0);
+					rttmin.addOrUpdate(ms, baseRTT * deta.getLowerDelayBound() / 1000000.0);
+				}
+			}
+			}
+		}
+	}
 	@Override
 	public void setVisible(boolean b) {
 		if (b) {
-			if (timer == null) {
-				timer = new Timer();
-				timer1 = new Timer();
-				timer2 = new Timer();
-				timer3 = new Timer();
-				tsk3 = new TimerTask() {
+			if (tsk3 == null) {
+
+				tsk3 = KLALBScheduler.getScheduler().scheduleWithFixedDelay(new Runnable() {
 
 					@Override
 					public void run() {
 						updateTraffic();
 					}
-				};
-				tsk4 = new TimerTask() {
+				}, 25, 25, TimeUnit.MILLISECONDS);
+				tsk4 = KLALBScheduler.getScheduler().scheduleWithFixedDelay(new Runnable() {
 
 					@Override
 					public void run() {
 						recordSpeedData();
 					}
-				};
+				}, 10, 10, TimeUnit.MILLISECONDS);;
 
-				tsk5 = new TimerTask() {
+				tsk5 =KLALBScheduler.getScheduler().scheduleWithFixedDelay( new Runnable() {
 
 					@Override
 					public void run() {
 						recordDelayData();
 					}
-				};
-				tsk6 = new TimerTask() {
+				}, 10, 10, TimeUnit.MILLISECONDS);
+				tsk6 =KLALBScheduler.getScheduler().scheduleWithFixedDelay( new Runnable() {
 
 					@Override
 					public void run() {
 						recordBufferData();
 					}
-				};
-				d1 = new TimerTask() {
+				}, 10, 10, TimeUnit.MILLISECONDS);
+				tsk7 =	KLALBScheduler.getScheduler().scheduleWithFixedDelay( new Runnable() {
+
+					@Override
+					public void run() {
+						recordCongestionData();
+					}
+				}, 25, 25, TimeUnit.MILLISECONDS);
+				d1 = KLALBScheduler.getScheduler().scheduleWithFixedDelay(new Runnable() {
 
 					@Override
 					public void run() {
@@ -377,8 +440,8 @@ public class LineMonitorGUI extends XFrame {
 							}
 						}
 					}
-				};
-				d2 = new TimerTask() {
+				} ,25, 25, TimeUnit.MILLISECONDS);
+				d2 =	KLALBScheduler.getScheduler().scheduleWithFixedDelay( new Runnable() {
 
 					@Override
 					public void run() {
@@ -391,8 +454,8 @@ public class LineMonitorGUI extends XFrame {
 
 						}
 					}
-				};
-				d3 = new TimerTask() {
+				}, 25, 25, TimeUnit.MILLISECONDS);
+				d3 = 	KLALBScheduler.getScheduler().scheduleWithFixedDelay(new Runnable() {
 
 					@Override
 					public void run() {
@@ -405,40 +468,46 @@ public class LineMonitorGUI extends XFrame {
 
 						}
 					}
-				};
-				timer.scheduleAtFixedRate(tsk3, 25, 25);
-				timer1.scheduleAtFixedRate(tsk4, 10, 10);
-				timer1.scheduleAtFixedRate(d1, 25, 25);
-				timer2.scheduleAtFixedRate(tsk5, 10, 10);
-				timer2.scheduleAtFixedRate(d2, 25, 25);
-				timer3.scheduleAtFixedRate(tsk6, 10, 10);
-				timer3.scheduleAtFixedRate(d3, 25, 25);
+				}, 25, 25, TimeUnit.MILLISECONDS);
+				d4 =KLALBScheduler.getScheduler().scheduleWithFixedDelay( new Runnable() {
+
+					@Override
+					public void run() {
+						if (isVisible()) {
+							synchronized (jbfcv) {
+								ImageIcon i3 = new ImageIcon(
+										jbfcv.createBufferedImage(sbpdpv.getWidth(), sbpdpv.getHeight()));
+								sbpdpv.setIcon(i3);
+							}
+
+						}
+					}
+				}, 25, 25, TimeUnit.MILLISECONDS);
+
+
+
 			}
 
 		} else {
 			if (tsk3 != null)
-				tsk3.cancel();
+				tsk3.cancel(false);
 			if (tsk4 != null)
-				tsk4.cancel();
+				tsk4.cancel(false);
 			if (tsk5 != null)
-				tsk5.cancel();
+				tsk5.cancel(false);
+			if (tsk6 != null)
+				tsk6.cancel(false);
+			if (tsk7 != null)
+				tsk7.cancel(false);
 			if (d1 != null)
-				d1.cancel();
+				d1.cancel(false);
 			if (d2 != null)
-				d2.cancel();
+				d2.cancel(false);
 			if (d3 != null)
-				d3.cancel();
-			if (timer != null)
-				timer.cancel();
-			if (timer1 != null)
-				timer1.cancel();
-
-			if (timer2 != null)
-				timer2.cancel();
-
-			if (timer3 != null)
-				timer3.cancel();
-			timer = null;
+				d3.cancel(false);
+			if (d4 != null)
+				d4.cancel(false);
+			tsk3=null;
 		}
 		super.setVisible(b);
 	}

src/org/kne/cloud/network/kltp/KLTPOutputStream.java

@@ -3,20 +3,18 @@ package org.kne.cloud.network.kltp;
 import java.io.IOException;
 import java.io.OutputStream;
 import java.net.BindException;
-import java.net.Inet6Address;
 import java.net.SocketException;
 import java.net.SocketTimeoutException;
 import java.nio.ByteBuffer;
 import java.nio.channels.WritableByteChannel;
+
+import org.kne.cloud.network.klalb.KLALBScheduler;
 import org.kne.concurrent.*;
-import org.kne.cloud.network.NetworkPacket;
 import org.kne.cloud.network.congestion.CongestionAlgorithm;
-import org.kne.cloud.network.congestion.DCTCP2CongestionAlgorithm;
 import org.kne.cloud.network.congestion.DCTCPCongestionAlgorithm;
 import org.kne.cloud.network.congestion.SendPacketSlidingWindow;
 import org.kne.cloud.network.ipv6.IPv6Address;
 import org.kne.cloud.network.ipv6.IPv6Packet;
-import org.kne.cloud.network.klalb.DATATPacket;
 import org.kne.cloud.network.klalb.KLALBController;
 
 import java.util.UUID;
@@ -238,23 +236,27 @@ public class KLTPOutputStream extends OutputStream implements KLTPPacketConsumer
 					
 					@Override
 					public void run() {
-						if(sendMap.isClosed())
+						if(sendMap.isClosed()) {
 							tt.cancel(false);
+						}else if(!sendMap.isCongestion()){
 							try {
-							if(olock!=null)
+								if (olock != null)
 									olock.lock();
 								try {
+									if(!sendMap.isCongestion()) {
 										flush0();
-							}finally {
-								if(olock!=null)
+									}
+								} finally {
+									if (olock != null)
 										olock.unlock();
 								}
 							} catch (IOException e) {
 								ioe.set(e);
 							}
 						}
+					}  
 				};
-				tt=controller.getScheduleTimer().scheduleAtFixedRate (r, delaytime, delaytime,TimeUnit.NANOSECONDS);
+				tt= KLALBScheduler.getScheduler().scheduleWithFixedDelay(r, delaytime, delaytime,TimeUnit.NANOSECONDS);
 				}
 				
 				IOException ioex=ioe.get();
@@ -271,7 +273,7 @@ public class KLTPOutputStream extends OutputStream implements KLTPPacketConsumer
 				
 							sendMap.waitForAvaliable();
 					
-						controller.getIpv6Router().runPacketSendTask(()->{
+						controller.getIpv6Router().enqueuePacketSendTask(()->{
 					pack.getKLTPData().flip();
 					pack.incSendCounter();
 								sendMap.put(pack.getSequence(),pack);
@@ -353,7 +355,7 @@ public class KLTPOutputStream extends OutputStream implements KLTPPacketConsumer
 				KLTPPacket kltp=(KLTPPacket) u.getPayload();
 				switch(kltp.getType()) {
 				case KLTPPacket.KLTP_TYPE_ACK:
-						sendMap.ack(kltp.getSequence(), kltp.isCE());
+						sendMap.ack(kltp.getSequence(),0, kltp.isCE());
 					
 					break;
 				}

src/org/kne/cloud/network/monitor/ArrayListTimestampMonitor.java

@@ -46,7 +46,7 @@ public class ArrayListTimestampMonitor<K> implements TimestampMonitor<K> {
 		return clock;
 	}
 
-	protected ArrayListTimestampMonitor(HighAccuracyClock clock, String name, int maxRetry, long cleanupThreshold) {
+	public ArrayListTimestampMonitor(HighAccuracyClock clock, String name, int maxRetry, long cleanupThreshold) {
 		super();
 		this.clock = clock;
 		this.name = name;
@@ -67,6 +67,11 @@ public class ArrayListTimestampMonitor<K> implements TimestampMonitor<K> {
 		 return recordPacket(key,clock.getCurrentTimeNanos(),count,length);
 	 }
 
+
+	public boolean recordPacket(K key, int count, int length, long delay, long delayMin) {
+		return recordPacket(key, clock.getCurrentTimeNanos(),count, length, delay,delayMin);
+	}
+
 	public boolean recordPacket(K key,int count, int length, long delay) {
 		return recordPacket(key, clock.getCurrentTimeNanos(),count, length, delay);
 	}
@@ -75,17 +80,22 @@ public class ArrayListTimestampMonitor<K> implements TimestampMonitor<K> {
 		return recordPacket(key, timestamp,count, length, Long.MAX_VALUE / 1024);
 	}
 
+	@Override
+	public boolean recordPacket(K key, Long128 timestamp, int count, int length, long dsndDelay) {
+		return recordPacket(key, timestamp, count, length, dsndDelay,dsndDelay);
+	}
+
 
 	/**
 	 * 记录数据包 - 使用插入排序保持列表有序，添加时间戳验证
 	 */
-	public boolean recordPacket(K key, Long128 timestamp,int count, int length, long delay) {
+	public boolean recordPacket(K key, Long128 timestamp,int count, int length, long delay, long dsndDelayMin) {
 		// 验证时间戳的合理性
 		validateTimestamp(timestamp);
 
 		// 快速路径：尝试sequence=0
 		TimestampMonitorKey<K> monitorKey = new TimestampMonitorKey<>(key, 0);
-		TimestampMonitorValue monitorValue = new TimestampMonitorValue(monitorKey, timestamp,count, length, delay);
+		TimestampMonitorValue monitorValue = new TimestampMonitorValue(monitorKey, timestamp,count, length, delay,dsndDelayMin);
 		autoCleanup(cleanupThreshold);
 
 		rwLock.writeLock().lock();
@@ -461,6 +471,48 @@ public class ArrayListTimestampMonitor<K> implements TimestampMonitor<K> {
 		}
 	}
 
+
+
+	/**
+	 * 从已排序的列表中计算数据量 - 优化版本，只需要startTime
+	 */
+	private long calculateMinDelayFromSortedList(List<TimestampMonitorValue> sortedList, Long128 startTime) {
+		if (sortedList.isEmpty()) {
+			return 0;
+		}
+
+		// 使用二分查找找到第一个 >= startTime 的元素位置
+		int startIndex = findFirstValidIndexFromSorted(sortedList, startTime);
+
+		if (startIndex >= sortedList.size()) {
+			return 0;
+		}
+
+		// 计算从startIndex到末尾的所有数据量（因为数据包不会来自未来）
+		long sum = Long.MAX_VALUE/1024;
+		for (int i = startIndex; i < sortedList.size(); i++) {
+			sum =Math.min(sortedList.get(i).getDelayMin(),sum) ;
+		}
+
+		return sum;
+	}
+
+	@Override
+	public long calculateMinDelay(long timeWindowNs){
+		return calculateMinDelay(clock.getCurrentTimeNanos(),timeWindowNs);
+	}
+
+	@Override
+	public long calculateMinDelay(Long128 currentTime, long timeWindowNs){ 
+		Long128 startTime = currentTime.subtract(Long128.valueOf(timeWindowNs));
+		rwLock.readLock().lock();
+		try {
+			return calculateMinDelayFromSortedList(entries, startTime);
+		} finally {
+			rwLock.readLock().unlock();
+		}
+	}
+
 	private volatile TimestampMonitorValue recent=null;
 	@Override
 	public TimestampMonitorValue getRecentDelayEntry() {

src/org/kne/cloud/network/monitor/HashMapTimestampMonitor.java

@@ -76,15 +76,22 @@ private String name;
 			return recordPacket(key,clock.getCurrentTimeNanos(),count,length,delay);
 		}
 
+    @Override
+    public boolean recordPacket(K key, int count, int length, long delay, long delayMin) {
+        return recordPacket(key,clock.getCurrentTimeNanos(),count,length,delay,delayMin);
+    }
 
+    public boolean recordPacket(K key, Long128 timestamp,int count, int length, long delay) {
+         return recordPacket(key,timestamp,count,length,delay,delay);
+    }
     /**
      * 超高性能记录数据包 - 针对路由器优化
      */
-    public boolean recordPacket(K key, Long128 timestamp,int count, int length, long delay) {
+    public boolean recordPacket(K key, Long128 timestamp,int count, int length, long delay,long delayMin) {
     	autoCleanup(cleanupThreshold);
         // 快速路径：尝试sequence=0
         TimestampMonitorKey<K> monitorKey = new TimestampMonitorKey<>(key, 0);
-        TimestampMonitorValue monitorValue = new TimestampMonitorValue(monitorKey,timestamp, count,length,delay);
+        TimestampMonitorValue monitorValue = new TimestampMonitorValue(monitorKey,timestamp, count,length,delay,delayMin);
         
         if (entries.putIfAbsent(monitorKey, monitorValue) == null) {
             totalDataSize.add(length);
@@ -304,6 +311,17 @@ private String name;
 			// TODO 自动生成的方法存根
 			return 0;
 		}
+
+    @Override
+    public long calculateMinDelay(long timeWindowNs) {
+        return 0;
+    }
+
+    @Override
+    public long calculateMinDelay(Long128 currentTime, long timeWindowNs) {
+        return 0;
+    }
+
     @Override
 		public TimestampMonitorValue getRecentDelayEntry() {
 			// TODO 自动生成的方法存根

src/org/kne/cloud/network/monitor/SpeedAndTrafficAndDelayMonitorDataImpl.java

@@ -19,27 +19,17 @@ public class SpeedAndTrafficAndDelayMonitorDataImpl extends SpeedAndTrafficMonit
 		upSampler.update();
 		downSampler.update();
 		if(upSampler.getSnapshotPacketCount()>0&&upSampler.getSnapshotTotalDelay()>0) {
-		getUploadBandwidth(). recordPacket(KLALBUtils.createGlobalUUID(),0, 0, upSampler.getAvgDelayNanos());
+		getUploadBandwidth(). recordPacket(KLALBUtils.createGlobalUUID(),0, 0, upSampler.getAvgDelayNanos(),upSampler.getMinDelayNanos());
 		}
 		if(downSampler.getSnapshotPacketCount()>0&&downSampler.getSnapshotTotalDelay()>0) {
-		getDownloadBandwidth(). recordPacket(KLALBUtils.createGlobalUUID(),0, 0, downSampler.getAvgDelayNanos());
+		getDownloadBandwidth(). recordPacket(KLALBUtils.createGlobalUUID(),0, 0, downSampler.getAvgDelayNanos(),downSampler.getMinDelayNanos());
 		}
 		
 		long time=System.nanoTime();
 		if(time-stime>timewindowmax) {
+			outDelayMin=getUploadBandwidth().calculateMinDelay(super.getTimeWindowMax());
+			inDelayMin=getDownloadBandwidth().calculateMinDelay(super.getTimeWindowMax());
 			stime=time;
-		long idelay=getInDelay();
-		if(inDelayMin==Long.MAX_VALUE||idelay<=inDelayMin) {
-			inDelayMin=idelay;
-		}else{
-			inDelayMin=(inDelayMin*99+idelay)/100;
-		}
-		long odelay=getOutDelay();
-		if(outDelayMin==Long.MAX_VALUE||odelay<=outDelayMin) {
-			outDelayMin=odelay;
-		}else{
-			outDelayMin=(outDelayMin*99+odelay)/100;
-		}
 		}
 	}
 

src/org/kne/cloud/network/monitor/SpeedAndTrafficMonitorDataImpl.java

@@ -11,13 +11,13 @@ public class SpeedAndTrafficMonitorDataImpl extends MonitorDataImpl implements S
 	private TimestampMonitor<UUID>uploadBandwidth;
 	private TimestampMonitor<UUID>downloadBandwidth;
 	private long timewindow=1000000000L;
-	private long timewindowmax=1000000000L;
+	private long timewindowmax=30000000000L;
 	private BandwidthSampler upSampler=new BandwidthSampler();
 	private BandwidthSampler downSampler=new BandwidthSampler();
 
 
 
-	private final long TIME_WINDOW=2000000000L;
+	private final long TIME_WINDOW=50000000000L;
 	public SpeedAndTrafficMonitorDataImpl(HighAccuracyClock clock) {
 		super();
 		this.clock=clock;
@@ -177,32 +177,39 @@ public class SpeedAndTrafficMonitorDataImpl extends MonitorDataImpl implements S
 			inPPSEvaluator.markDirty();
 		}
 		long time=System.nanoTime();
-		if(time-stime>timewindowmax) {
+		if(time-stime>timewindow) {
 			stime=time;
 		long os=uploadBandwidth.calculateBandwidth(timewindowmax);
 		long is=downloadBandwidth.calculateBandwidth(timewindowmax);
 		long op=uploadBandwidth.calculatePacketRate(timewindowmax);
 		long ip=uploadBandwidth.calculatePacketRate(timewindowmax);
 		if(os>outSpeeedMax) {
-			outSpeeedMax=(outSpeeedMax+os)/2;
+			outSpeeedMax=os;
 		}else {
 			outSpeeedMax=(outSpeeedMax*999+os)/1000;
 		}
 		if(is>inSpeedMax) {
-			inSpeedMax=(inSpeedMax+is)/2;
+			inSpeedMax=is;
 		}else {
 			inSpeedMax=(inSpeedMax*999+is)/1000;
 		}
 		if(op>outPPSMax) {
-			outPPSMax=(outPPSMax+op)/2;
+			outPPSMax=op;
 		}else {
 			outPPSMax=(outPPSMax*999+op)/1000;
 		}
 		if(ip>inPPSMax) {
-			inPPSMax=(inPPSMax+ip)/2;
+			inPPSMax=ip;
 		}else {
 			inPPSMax=(inPPSMax*999+ip)/1000;
 		}
 		}
 	}
+
+	protected long getTimeWindow() {
+		return timewindow;
+	}
+	protected long getTimeWindowMax() {
+		return timewindowmax;
+	}
 }

src/org/kne/cloud/network/monitor/TimestampMonitor.java

@@ -1,7 +1,6 @@
 package org.kne.cloud.network.monitor;
 
 import org.kne.cloud.clock.HighAccuracyClock;
-import org.kne.cloud.network.ipv6.PacketID;
 import org.kne.math.Long128;
 
 /**
@@ -37,6 +36,9 @@ public interface TimestampMonitor<K> {
      */
     boolean recordPacket(K key,int count, int length);
 
+    boolean recordPacket(K key, int count,int length, long dsndDelay);
+
+    boolean recordPacket(K key, int count, int length, long avgDelayNanos, long minDelayNanos);
     /**
      * 记录数据包（使用指定时间戳）
      * @param key 数据包标识
@@ -49,7 +51,9 @@ public interface TimestampMonitor<K> {
 
     boolean recordPacket(K key, Long128 timestamp, int count,int length, long dsndDelay);
 
-    boolean recordPacket(K key, int count,int length, long dsndDelay);
+
+
+    boolean recordPacket(K key, Long128 timestamp, int count,int length, long dsndDelay,long dsndDelayMin);
 
     // ==================== 清理维护方法 ====================
     
@@ -146,6 +150,10 @@ public interface TimestampMonitor<K> {
     long getRecentDelay();
 
 
+    long calculateMinDelay(long timeWindowNs);
+
+    long calculateMinDelay(Long128 currentTime, long timeWindowNs);
+
     TimestampMonitorValue getRecentDelayEntry();
     
     

src/org/kne/cloud/network/monitor/TimestampMonitorValue.java

@@ -8,22 +8,26 @@ public  class TimestampMonitorValue implements Comparable<TimestampMonitorValue>
         private final int length;
         private final TimestampMonitorKey<?> key;
         private long delay;
+	    private long delayMin;
         public TimestampMonitorValue(TimestampMonitorKey<?> key, Long128 timestamp,int count, int length) {
-        	this(key,timestamp,count,length,Long.MAX_VALUE/1024);
+        	this(key,timestamp,count,length,Long.MAX_VALUE/1024,Long.MAX_VALUE/1024);
         }
-        public TimestampMonitorValue(TimestampMonitorKey<?> key, Long128 timestamp,int count, int length,long delay) {
+        public TimestampMonitorValue(TimestampMonitorKey<?> key, Long128 timestamp,int count, int length,long delay,long delayMin) {
             this.key = key;
             this.timestamp = timestamp;
             this.count=count;
             this.length = length;
             this.delay=delay;
+			this.delayMin=delayMin;
         }
         
         @Override
 		public int hashCode() {
 			final int prime = 31;
 			int result = 1;
+			result = prime * result + count;
 			result = prime * result + (int) (delay ^ (delay >>> 32));
+			result = prime * result + (int) (delayMin ^ (delayMin >>> 32));
 			result = prime * result + length;
 			result = prime * result + ((timestamp == null) ? 0 : timestamp.hashCode());
 			return result;
@@ -38,8 +42,12 @@ public  class TimestampMonitorValue implements Comparable<TimestampMonitorValue>
 			if (getClass() != obj.getClass())
 				return false;
 			TimestampMonitorValue other = (TimestampMonitorValue) obj;
+			if (count != other.count)
+				return false;
 			if (delay != other.delay)
 				return false;
+			if (delayMin != other.delayMin)
+				return false;
 			if (length != other.length)
 				return false;
 			if (timestamp == null) {
@@ -52,8 +60,8 @@ public  class TimestampMonitorValue implements Comparable<TimestampMonitorValue>
 
         @Override
 		public String toString() {
-			return "TimestampMonitorValue [timestamp=" + timestamp + ", length=" + length + ", key=" + key + ", delay="
-					+ delay + "]";
+			return "TimestampMonitorValue [timestamp=" + timestamp + ", count=" + count + ", length=" + length
+					+ ", delay=" + delay + ", delayMin=" + delayMin + "]";
 		}
 
         public Long128 getTimestamp() { return timestamp; }
@@ -73,6 +81,12 @@ public  class TimestampMonitorValue implements Comparable<TimestampMonitorValue>
 			this.delay = delay;
 		}
 
+		public long getDelayMin() {
+			return delayMin;
+		}
+		public void setDelayMin(long delayMin) {
+			this.delayMin = delayMin;
+		}
 		@Override
         public int compareTo(TimestampMonitorValue other) {
             return this.timestamp.compareTo(other.timestamp);

src/org/kne/cloud/network/ntp/NTPContext.java

@@ -117,7 +117,7 @@ public class NTPContext implements Closeable, AutoCloseable {
 	}
 	
 	protected void putPacket(NTPv4Packet nv4, MultiProtocolSocketAddress inetSocketAddress) {
-		checkIP();
+		//checkIP();
 		List<NTPv4Packet> newv = new Vector<NTPv4Packet>();
 		List<NTPv4Packet> oldv = recvmap.putIfAbsent(inetSocketAddress, newv);
 		if (oldv == null) {
@@ -132,25 +132,6 @@ public class NTPContext implements Closeable, AutoCloseable {
 		}
 	}
 
-	private void checkIP() {
-		Set<Entry<MultiProtocolSocketAddress, List<NTPv4Packet>>> ens = recvmap.entrySet();
-		for (Iterator<Entry<MultiProtocolSocketAddress, List<NTPv4Packet>>> iterator = ens.iterator(); iterator
-				.hasNext();) {
-			Entry<MultiProtocolSocketAddress, List<NTPv4Packet>> entry = (Entry<MultiProtocolSocketAddress, List<NTPv4Packet>>) iterator
-					.next();
-			AtomicBoolean ab = new AtomicBoolean(false);
-			ios.forEach((x) -> {
-				if (!ab.get())
-					if (x.findPeer(entry.getKey()) != null) {
-						ab.set(true);
-						return;
-					}
-			});
-			if (!ab.get()) {
-				iterator.remove();
-			}
-		}
-	}
 
 	private class PeerInfo implements Comparable<PeerInfo> {
 		private MultiProtocolSocketAddress address;
@@ -225,14 +206,12 @@ public class NTPContext implements Closeable, AutoCloseable {
 			PeerInfo pix = peerInfo.get(0);
 			currentClock = pix;
 			int i;
-			int m = Math.min(peerInfo.size(), 3);
-			Long128 bi = Long128.ZERO;
-			for (i = 0; i < m; i++) {
-				PeerInfo pi = peerInfo.get(i);
-				Long128 adjt = pi.getAdj();
-				bi = bi.add(adjt);
+			List<Long128> adjts = new ArrayList<>();
+			for (i = 0; i < peerInfo.size(); i++) {
+			    adjts.add(peerInfo.get(i).getAdj());
 			}
-			Long128 delta = bi.divide(Long128.valueOf(i));
+			Long128 delta = NTPTimestamps. median(adjts);
+			//System.out.println(adjts+":"+delta);
 			avgAdj=(avgAdj*7+delta.abs().longValue())/8;
 			Long128 deltaabs=delta.abs();
 			if (deltaabs.compareTo(adjustThreshold0) > 0&&firstSync.compareAndSet(true, false)) {

src/org/kne/cloud/network/ntp/NTPv4Protocol.java

@@ -252,14 +252,23 @@ public class NTPv4Protocol implements Closeable, AutoCloseable {
 			checkLock.unlock();
 		}
 	}
+	// 在类成员变量中定义 ThreadLocal 发送缓冲区
+	private static final ThreadLocal<ByteBuffer> NTP_TX_BUFFER = ThreadLocal.withInitial(() -> ByteBuffer.allocate(9000));
 
 	private void sendNTPPacket(NTPv4Packet nv4, SocketAddress target) throws IOException {
-		ByteBuffer bbf = ByteBuffer.allocate(65535);
+		// 1. 获取并重置缓冲区
+		ByteBuffer bbf = NTP_TX_BUFFER.get();
+		bbf.clear(); // 重置 position=0, limit=9000
+
+		// 2. 写入数据
 		nv4.writeToChannel(KNEChannels.newWritableChannel(bbf));
-		bbf.flip();
+		bbf.flip(); // 切换为读模式，limit 会变成实际写入的长度
+
+		// 3. 发送
 		DatagramPacket dp = new DatagramPacket(bbf.array(), bbf.limit());
 		dp.setSocketAddress(target);
 		dgs.send(dp);
+
 		if (showPacket)
 			System.out.println("NTPv4 TX:" + target + " " + nv4);
 	}
@@ -379,15 +388,30 @@ public class NTPv4Protocol implements Closeable, AutoCloseable {
 		return sends;
 	}
 
+	// 1. 在类成员变量中定义 ThreadLocal 缓冲区
+	private static final ThreadLocal<ByteBuffer> NTP_BUFFER = ThreadLocal.withInitial(() -> ByteBuffer.allocate(9000));
+
 	private NTPv4Packet receiveNTPPacket(AtomicReference<InetSocketAddress> isa) throws IOException {
-		ByteBuffer bbf = ByteBuffer.allocate(65535);
+		// 2. 从 ThreadLocal 获取，并重置状态 (position=0, limit=9000)
+		ByteBuffer bbf = NTP_BUFFER.get();
+		bbf.clear();
+
+		// 3. 构造 DatagramPacket
 		DatagramPacket dp = new DatagramPacket(bbf.array(), bbf.limit());
 		dgs.receive(dp);
+
 		isa.set((InetSocketAddress) dp.getSocketAddress());
+
+		// 4. 关键：限制 ByteBuffer 的读取范围，防止越界读取历史脏数据
+		bbf.limit(dp.getLength());
+
 		NTPv4Packet nv4 = new NTPv4Packet(context.getClock());
+		// 5. 将 Channel 的读取操作限制在 dp.getLength() 长度内
 		nv4.readFromChannel(KNEChannels.newReadableChannel(bbf), dp.getLength());
+
 		if (showPacket)
 			System.out.println("NTPv4 RX:" + isa.get() + " " + nv4);
+
 		return nv4;
 	}
 
@@ -405,18 +429,5 @@ public class NTPv4Protocol implements Closeable, AutoCloseable {
 		return dgs.isClosed();
 	}
 
-	public static void main(String[] args) throws IOException, InterruptedException {
-		HighAccuracyClock hac = new HighAccuracyClock();
-		NTPContext context = new NTPContext(hac);
-		System.out.println(context);
-		NTPv4Protocol nvc = new NTPv4Protocol(context, new MultiProtocolSocketAddress("{UDP}0.0.0.0:123"));// 106.55.184.199
-		nvc.getPeers().add(new NTPPeer("{UDP}106.55.184.199:123", NTPv4Packet.NTP_CLIENT));
-		nvc.getPeers().add(new NTPPeer("{UDP}time.windows.com:123", NTPv4Packet.NTP_CLIENT));
-		nvc.getPeers().add(new NTPPeer("{UDP}127.0.0.1:123", NTPv4Packet.NTP_SYMMETRIC_ACTIVE));
-		/*
-		 * for (int i = 0; i < 10000; i++) { Thread.sleep(1000);
-		 * System.out.println(context.getCurrentSelfDispersion128());
-		 * System.out.println(context); }
-		 */
-	}
+	
 }

src/org/kne/cloud/network/perf/Kperf.java

@@ -4,20 +4,20 @@ import java.io.IOException;
 import java.nio.channels.UnresolvedAddressException;
 import java.util.Objects;
 import java.util.concurrent.ConcurrentLinkedQueue;
+import java.util.concurrent.ScheduledFuture;
+import java.util.concurrent.TimeUnit;
 
 import org.kne.cloud.clock.AdjustedNanoClock;
 import org.kne.cloud.clock.HighAccuracyClock;
+import org.kne.cloud.clock.NTPTimestamps;
 import org.kne.cloud.network.MultiProtocolSocketAddress;
 import org.kne.cloud.network.SpeedLimiter;
 import org.kne.cloud.network.ThreadTool;
-import org.kne.cloud.network.klalb.KLALBPacket;
-import org.kne.cloud.network.klalb.KLALBPacketLink;
-import org.kne.cloud.network.klalb.KLALBUtils;
-import org.kne.cloud.network.klalb.PINGPacket;
-import org.kne.cloud.network.klalb.PONGPacket;
+import org.kne.cloud.network.klalb.*;
 import org.kne.cloud.network.monitor.LinkStatus;
 import org.kne.cloud.network.monitor.SpeedAndTrafficAndDelayMonitorDataImpl;
 import org.kne.concurrent.ThreadParker;
+import org.kne.math.Long128;
 
 public class Kperf implements Runnable{
 	
@@ -38,8 +38,8 @@ public class Kperf implements Runnable{
 	private volatile KLALBPacketLink link;
 
 	private LinkStatus status=new LinkStatus();
-	private SpeedAndTrafficAndDelayMonitorDataImpl monitor=new SpeedAndTrafficAndDelayMonitorDataImpl(HighAccuracyClock.SYSTEM_CLOCK);
-
+	private HighAccuracyClock sysclk =HighAccuracyClock.SYSTEM_CLOCK;
+	private SpeedAndTrafficAndDelayMonitorDataImpl monitor=new SpeedAndTrafficAndDelayMonitorDataImpl(sysclk);
 	private volatile boolean closed = false;
 	
 	private volatile ThreadParker tlock=new ThreadParker();
@@ -79,25 +79,20 @@ public class Kperf implements Runnable{
 
 	
 	
-	KLALBPacket testPacket=null;
+	private  KLALBPacket testPacket=null;
 	
 	private long starttime=System.nanoTime();
-	long totaltime=1000;
-	long usedtime=0;
 	
 	
-	private MonitorUpdater monitorUpdater;
+	private ScheduledFuture<?> monitorUpdater;
 	private class MonitorUpdater implements Runnable{
 		@Override
 		public void run() {
-			while (!closed) {
+			if (closed) {
+				monitorUpdater.cancel(false);
+			}else{
 				status.updateReliability();
 				monitor.update();
-				try {
-					Thread.sleep(1);
-				} catch (InterruptedException e) {
-					e.printStackTrace();
-				}
 				
 			}
 			
@@ -126,9 +121,9 @@ public class Kperf implements Runnable{
 		});
 		Thread tc = ThreadTool.makeVDaemonThreadIfSupport("测速控制线程", () -> {
 			final int wtimes=5;
-			totaltime=(20*1000*1+20*1000*4+wtimes*1000*5)*1000000L;
-			starttime=System.nanoTime();
 				System.out.println("测速开始！");
+				if(reports!=null)
+			reports.updateDial(monitor);
 				try {
 					long startTime;
 					
@@ -137,7 +132,6 @@ public class Kperf implements Runnable{
 					 startTime=System.nanoTime();
 					for (int i = 0; i < 20; i++) {
 						Thread.sleep(1000);
-						updateUsedTime();
 					}
 					System.out.printf("上传延迟 最小：%.3fms 平均：%.3fms 抖动：%.3fms\n",monitor.getOutDelay()/1000000.0,monitor.getOutDelay()/1000000.0,monitor.getOutJitter()/1000000.0);
 					System.out.printf("下载延迟 最小：%.3fms 平均：%.3fms 抖动：%.3fms\n",monitor.getInDelay()/1000000.0,monitor.getInDelay()/1000000.0,monitor.getInJitter()/1000000.0);
@@ -153,7 +147,7 @@ public class Kperf implements Runnable{
 					
 					System.out.println("测试2/3：带宽测试");
 					test.setLimitspeed(1000L*1024L*1024L*1024L);
-					testPacket=new TESTNPacket(65535);
+					testPacket=new TESTNPacket(9000);
 					for (int i = 0; i < 60; i++) {
 						Thread.sleep(1000);
 					}
@@ -208,7 +202,9 @@ public class Kperf implements Runnable{
 				
 				while ((!link.isClosed()) && (!closed)) {
 					if (checkPingTimeSleep()) {
-						writePacketToKPL(new PINGPacket(System.nanoTime(),0, 0));
+						PINGPacket ping = new PINGPacket(sysclk.getCurrentTimeNTP64().longValue(), monitor.getOutSpeed(),
+								monitor.getInSpeed());
+						writePacketToKPL(ping);
 						
 					}else {
 					KLALBPacket kpip = IsendDequeList.poll();
@@ -251,7 +247,17 @@ public class Kperf implements Runnable{
 				}
 				switch (kpp.getType()) {
 				case KLALBPacket.PING:
-					sendIPacket(new PONGPacket(((PINGPacket) kpp).getTime() ,kpp.getRcvtime(), System.nanoTime(),0, 0));
+					long pct = System.nanoTime() - kpp.getRcvtime();
+					Long128 curr = sysclk.getCurrentTimeNanos();
+					Long128 rcv = curr.subtract(pct);
+
+					Long128 local1281 = NTPTimestamps.nanosToNtp128BitTimestamp(curr);
+					PONGPacket pong = new PONGPacket(((PINGPacket) kpp).getTime(),
+							NTPTimestamps.ntp128To64(NTPTimestamps.nanosToNtp128BitTimestamp(rcv)).longValue(),
+							NTPTimestamps.ntp128To64(NTPTimestamps.nanosToNtp128BitTimestamp(curr)).longValue(),
+							monitor.getUploadBandwidth().calculateBandwidth(500000000L),
+							monitor.getDownloadBandwidth().calculateBandwidth(500000000L));
+					sendIPacket(pong);
 					break;
 				case KLALBPacket.PONG:
 					if (fst) {
@@ -270,42 +276,45 @@ public class Kperf implements Runnable{
 					}
 
 					PONGPacket png = (PONGPacket) kpp;
-					long ul = png.getRcvtime() - png.getTimepingsnd()-(png.getTimepongsnd()-png.getTimepingrcv());
+					Long128 local = sysclk.getCurrentTimeNanos();
+					Long128 local128 = NTPTimestamps.nanosToNtp128BitTimestamp(local);
 
-					long DsndDelayFactor0 = png.getTimepingrcv() - png.getTimepingsnd();
-					long DrcvDelayFactor0 = png.getRcvtime() - png.getTimepongsnd();
-					long DsndDelayFactor;
-					long DrcvDelayFactor;
+					Long128 psnd = NTPTimestamps.ntp128BitToNanosTimestamp(
+							NTPTimestamps.inferNtp64To128(png.getTimepingsnd(), local128));
+					// System.out.println("psnd"+NTPTimestamps.nanosSince1970ToString(
+					// NTPTimestamps.ntp128BitToNanosTimestamp( NTPTimestamps.inferNtp64To128(
+					// psnd,local128))));
+					Long128 prcv = NTPTimestamps.ntp128BitToNanosTimestamp(
+							NTPTimestamps.inferNtp64To128(png.getTimepingrcv(), local128));
+					// System.out.println("prcv"+NTPTimestamps.nanosSince1970ToString(
+					// NTPTimestamps.ntp128BitToNanosTimestamp( NTPTimestamps.inferNtp64To128(
+					// prcv,local128))));
+					Long128 posnd = NTPTimestamps.ntp128BitToNanosTimestamp(
+							NTPTimestamps.inferNtp64To128(png.getTimepongsnd(), local128));
+					// System.out.println("posnd"+NTPTimestamps.nanosSince1970ToString(
+					// NTPTimestamps.ntp128BitToNanosTimestamp( NTPTimestamps.inferNtp64To128(
+					// posnd,local128))));
 
-					adjnc.getLock().lock();
-					try {
-						adjnc.calibrate(png.getTimepongsnd() + ul / 2 - png.getRcvtime(), ul / 2);
-						DsndDelayFactor = DsndDelayFactor0 - adjnc.getDelta();
-						DrcvDelayFactor = DrcvDelayFactor0 + adjnc.getDelta();
-						if (DsndDelayFactor < 0) {
-							if (DrcvDelayFactor < 0) {
+					long DsndDelay = prcv.subtract(psnd).longValue();
+					long DrcvDelay = local.subtract(posnd).longValue();
+					// System.out.println(DsndDelay+" "+DrcvDelay);
 
+					long rtt = DsndDelay + DrcvDelay;
+					if (DsndDelay >= 0 && DrcvDelay >= 0) {
+						monitor.recordUploadDelay(DsndDelay);
+						monitor.recordDownloadDelay(DrcvDelay);
+						//sysclk.adjustClock(Long128.valueOf( DsndDelay-DrcvDelay), 0.001);
 					} else {
-								adjnc.setDelta(adjnc.getDelta() + DsndDelayFactor);
-								DsndDelayFactor = DsndDelayFactor0 - adjnc.getDelta();
-								DrcvDelayFactor = DrcvDelayFactor0 + adjnc.getDelta();
+						long Dfallback = rtt / 2;
+						if (Dfallback >= 0) {
+							monitor.recordUploadDelay(Dfallback);
+							monitor.recordDownloadDelay(Dfallback);
 						}
-						} else {
-							if (DrcvDelayFactor < 0) {
-								adjnc.setDelta(adjnc.getDelta() - DrcvDelayFactor);
-								DsndDelayFactor = DsndDelayFactor0 - adjnc.getDelta();
-								DrcvDelayFactor = DrcvDelayFactor0 + adjnc.getDelta();
-							}
-						}
-					} finally {
-						adjnc.getLock().unlock();
+					//	sysclk.adjustClock(Long128.valueOf( DsndDelay-DrcvDelay), 0.1);
 					}
 
 					
 					tlock.unpark();
-					updateUsedTime() ;
-					if(reports!=null)
-					reports.updateDial(monitor);
 					break;
 				case KLALBPacket.TESTN:
 					break;
@@ -330,12 +339,7 @@ public class Kperf implements Runnable{
 			tcc.interrupt();
 		}
 	}
-	private void updateUsedTime() {
-		usedtime=System.nanoTime()-starttime;
-		//System.out.println(usedtime+" "+totaltime);
-		if(reports!=null)
-			reports.testProcess(usedtime/(double)totaltime);
-	}
+
 
 
 
@@ -436,8 +440,7 @@ public class Kperf implements Runnable{
 	
 	
 	public void startPerfing() {
-		monitorUpdater=new MonitorUpdater();
-		ThreadTool.makeVDaemonThread("线路性能采样线程", monitorUpdater).start();
+		monitorUpdater= KLALBScheduler.getScheduler().scheduleWithFixedDelay(new MonitorUpdater(),1,1, TimeUnit.MILLISECONDS);
 		ThreadTool.makeVDaemonThreadIfSupport("测速接收线程" ,this).start();
 	}
 }

src/org/kne/cloud/network/perf/KperfReports.java

@@ -3,7 +3,6 @@ package org.kne.cloud.network.perf;
 import org.kne.cloud.network.monitor.SpeedAndTrafficAndDelayMonitorDataImpl;
 
 public interface KperfReports {
-	public void testProcess(double d);
 	public void testFinish();
 	public void updateDial(SpeedAndTrafficAndDelayMonitorDataImpl mdt);
 	public void uploadSpeedFinish(long uploadSpeed);

src/org/kne/cloud/network/perf/TESTNPacket.java

@@ -1,73 +1,87 @@
 package org.kne.cloud.network.perf;
 
-import java.io.DataInput;
-import java.io.DataInputStream;
-import java.io.DataOutput;
-import java.io.DataOutputStream;
 import java.io.EOFException;
 import java.io.IOException;
 import java.nio.ByteBuffer;
 import java.nio.channels.ReadableByteChannel;
 import java.nio.channels.WritableByteChannel;
 
-import org.kne.cloud.network.ByteBufferAllocator;
 import org.kne.cloud.network.NetworkPacket;
 import org.kne.cloud.network.klalb.KLALBPacket;
 
 public class TESTNPacket extends KLALBPacket {
 
-	private static final int HEADER_LENGTH=3;
+	private static final int HEADER_LENGTH = 3;
+
+	// 核心：一个线程私有的 65535 字节大缓存，生命周期与线程同寿
+	private static final ThreadLocal<ByteBuffer> BENCH_BUFFER =
+			ThreadLocal.withInitial(() -> ByteBuffer.allocate(65535));
+
+	// 不再持有 ByteBuffer，只记录长度
+	private int payloadLength;
 
-	private ByteBuffer dataBuffer;//=NetworkPacket.databufferpool_65535.borrow();
 	@Override
 	public long getTotalLength() {
-		return HEADER_LENGTH+dataBuffer.limit();
+		return HEADER_LENGTH + payloadLength;
 	}
 
-
+	// 发送端构造
 	public TESTNPacket(int limit) {
-		super(TESTN,HEADER_LENGTH);
-		//dataBuffer.limit(limit);
-		dataBuffer=NetworkPacket.bufferAllocator.allocate(limit);
+		super(TESTN, HEADER_LENGTH);
+		this.payloadLength = limit;
 	}
 
-	
-
-	public ByteBuffer getDataBuffer() {
-		return dataBuffer;
+	// 接收端构造（从已有的 ByteBuffer 解析）
+	public TESTNPacket(ByteBuffer bb) {
+		super(bb, HEADER_LENGTH);
+		this.payloadLength = klalbHeader.getChar(1);
 	}
 
+	public int getPayloadLength() {
+		return payloadLength;
+	}
 
 	@Override
 	public void writeToChannel(WritableByteChannel dto) throws IOException {
-		klalbHeader.putChar(1, (char) dataBuffer.limit());
+		// 1. 写入包头（包含 payloadLength）
+		klalbHeader.putChar(1, (char) payloadLength);
 		super.writeToChannel(dto);
-		//System.out.println(dataBuffer);
-		dto.write(dataBuffer.slice(0, dataBuffer.limit()));
+
+		// 2. 如果有 payload，借用 ThreadLocal 缓冲区并写出去
+		if (payloadLength > 0) {
+			ByteBuffer buf = BENCH_BUFFER.get();
+			buf.clear();
+			buf.limit(payloadLength); // 限制到指定长度
+
+			// 直接写出，里面的数据是上一次残留的或者全 0，对于烤机无所谓
+			dto.write(buf);
+		}
 	}
 
 	@Override
 	public void readFromChannel(ReadableByteChannel din) throws IOException {
+		// 1. 读包头
 		super.readFromChannel(din);
-		int limit=klalbHeader.getChar(1);
-		dataBuffer=NetworkPacket.bufferAllocator.allocate(limit);
-		 while(dataBuffer.hasRemaining()){
-			if(din.read(dataBuffer)==-1) {
-				throw new EOFException();
-			}
-		}
-		 dataBuffer.flip();
-	}
+		this.payloadLength = klalbHeader.getChar(1);
 
-	public TESTNPacket(ByteBuffer bb) {
-		super(bb,HEADER_LENGTH);
-	}
+		// 2. 如果有 payload，借用缓冲区接收数据
+		if (payloadLength > 0) {
+			ByteBuffer buf = BENCH_BUFFER.get();
+			buf.clear();
+			buf.limit(payloadLength);
 
+			// 循环读满（使用你现有的 KNEChannels 工具或手动循环）
+			while (buf.hasRemaining()) {
+				if (din.read(buf) == -1) {
+					throw new EOFException("连接提前断开，未能读满 TESTN 载荷");
+				}
+			}
+			// 数据读完直接丢弃，缓冲区不保存，下一次 clear() 时会自动覆盖
+		}
+	}
 
 	@Override
 	public String toString() {
-		return "TESTN["+dataBuffer.limit()+"]";
+		return "TESTN[" + payloadLength + "]";
 	}
-
-	
 }

src/org/kne/cloud/network/srv6/KLALBRoutingProtocol.java

@@ -9,6 +9,7 @@ import java.net.Inet6Address;
 import java.net.InetSocketAddress;
 import java.net.SocketAddress;
 import java.net.SocketException;
+import java.nio.ByteBuffer;
 import java.nio.channels.Channels;
 import java.util.ArrayList;
 import java.util.HashMap;
@@ -35,6 +36,7 @@ import org.kne.cloud.network.monitor.MonitorData;
 import org.kne.cloud.network.monitor.SpeedAndTrafficAndDelayMonitorDataImpl;
 import org.kne.cloud.network.monitor.SpeedAndTrafficMonitorData;
 import org.kne.cloud.network.monitor.SpeedAndTrafficMonitorDataImpl;
+import org.kne.io.KNEChannels;
 import org.kne.membandboost.MembandBoost;
 
 public class KLALBRoutingProtocol extends Thread{
@@ -211,20 +213,15 @@ public class KLALBRoutingProtocol extends Thread{
 		while(true) {
 
 			try {
-			byte[]ca=MembandBoost.allocateUninitializedByteArray(65535);
-			DatagramPacket dgp=new DatagramPacket(ca, ca.length);
-			ds.receive(dgp);
-			//System.out.println(Arrays.toString( Arrays.copyOf( dgp.getData(),dgp.getLength())));
-			ByteArrayInputStream bi=new ByteArrayInputStream(dgp.getData(),0,dgp.getLength());
-			KLALBRoutingProtocolPacket kp=KLALBRoutingProtocolPacket.readKLALBPacketFromChannel(Channels.newChannel(bi));
+			KLALBRoutingProtocolPacket kp=receivePacket();
 			
 			switch(kp.getType()) {
 			case KLALBRoutingProtocolPacket.RINFO_REQ:
 				RouterInfo rifr=netmap.get(router.getLocator().getAddress());
 				if(debug)
-				System.out.println("get Request from:"+dgp.getSocketAddress());
+				System.out.println("get Request from:"+kp.getFrom());
 				if(rifr!=null) {
-				writePacket( new RouterInfoPacket( rifr,false,-1), dgp.getSocketAddress());
+				writePacket( new RouterInfoPacket( rifr,false,-1), kp.getFrom());
 				if(debug)
 				System.out.println("response router info:"+rifr);
 				}else {
@@ -246,7 +243,7 @@ public class KLALBRoutingProtocol extends Thread{
 				netmap.put(rif.getLocator().getAddress(), rif);
 				noticeUpdate();
 				if(rifp.isFlood()) {
-					floodPacket( dgp.getSocketAddress(), rifp);
+					floodPacket( kp.getFrom(), rifp);
 				
 				}
 				
@@ -259,7 +256,7 @@ public class KLALBRoutingProtocol extends Thread{
 				break;
 			case KLALBRoutingProtocolPacket.JSON_DATA:
 				JsonDataPacket data=(JsonDataPacket) kp;
-				receivers.forEach((v)->{v.accept(dgp.getSocketAddress(),data);});
+				receivers.forEach((v)->{v.accept(kp.getFrom(),data);});
 				break;
 			default:
 				break;
@@ -276,7 +273,32 @@ public class KLALBRoutingProtocol extends Thread{
 			}
 	}
 	}
+	private static final ThreadLocal<ByteBuffer> LSDB_RX_BUFFER =
+			ThreadLocal.withInitial(() -> ByteBuffer.allocate(65535));
 
+	private KLALBRoutingProtocolPacket receivePacket() throws IOException {
+		// 2. 获取并重置缓冲区
+		ByteBuffer bbf = LSDB_RX_BUFFER.get();
+		bbf.clear();
+
+		// 3. 构造 DatagramPacket（注意这里要传底层 array 和 capacity）
+		DatagramPacket dgp = new DatagramPacket(bbf.array(), bbf.capacity());
+
+		// 4. 阻塞接收
+		ds.receive(dgp);
+
+		// 5. 限制缓冲区范围到实际收到的长度
+		bbf.limit(dgp.getLength());
+		bbf.position(0);
+
+		// 6. 直接用 KNEChannels 包装 ByteBuffer，避免 ByteArrayInputStream
+		KLALBRoutingProtocolPacket kp = KLALBRoutingProtocolPacket.readKLALBPacketFromChannel(
+				KNEChannels.newReadableChannel(bbf)
+		);
+		if(kp!=null)
+			kp.setFrom(dgp.getSocketAddress());
+		return kp;
+	}
 	private void floodPacket(SocketAddress except,RouterInfoPacket rifp) throws IOException {
 		long asn=rifp.getASN();
 		List<Neighbor>ln= router.getNeighbors();
@@ -304,20 +326,34 @@ public class KLALBRoutingProtocol extends Thread{
 	public void sendJsonPacketToAddress(JsonDataPacket pkt,SocketAddress dest) throws IOException {
 		writePacket(pkt,dest);
 	}
+	// 1. 在类成员变量处定义一个 64KB 的 ThreadLocal 缓冲区
+// 注意：这里依然使用 65535，因为你说 LSDB 同步可能需要这么大
+	private static final ThreadLocal<ByteBuffer> LSDB_TX_BUFFER =
+			ThreadLocal.withInitial(() -> ByteBuffer.allocate(65535));
 
-	private void writePacket(KLALBRoutingProtocolPacket pkt,SocketAddress dest) throws IOException {
-		ByteArrayOutputStream bos=new ByteArrayOutputStream(65535);
-		KLALBRoutingProtocolPacket.writeKLALBPacketToChannel(Channels.newChannel(bos),pkt);
-		byte[]to=bos.toByteArray();
-		DatagramPacket dgpx=new DatagramPacket(to,to.length);
+	private void writePacket(KLALBRoutingProtocolPacket pkt, SocketAddress dest) throws IOException {
+		// 2. 从 ThreadLocal 获取，并清空状态
+		ByteBuffer bbf = LSDB_TX_BUFFER.get();
+		bbf.clear();
+
+		// 3. 使用 KNEChannels 绑定到 ByteBuffer，直接写入
+		// 这避免了 ByteArrayOutputStream 内部的动态扩容和拷贝
+		KLALBRoutingProtocolPacket.writeKLALBPacketToChannel(KNEChannels.newWritableChannel(bbf), pkt);
+
+		// 4. 翻转，准备读取数据
+		bbf.flip();
+
+		// 5. 直接拿底层的 byte[] 和真实的 limit 发送
+		DatagramPacket dgpx = new DatagramPacket(bbf.array(), bbf.limit());
 		dgpx.setSocketAddress(dest);
+
 		sendLock.lock();
 		try {
 			ds.send(dgpx);
-		}catch(BindException e) {
+		} catch (BindException e) {
 			e.printStackTrace();
-			System.err.println("Cannot assign:"+dest);
-		}finally {
+			System.err.println("Cannot assign:" + dest);
+		} finally {
 			sendLock.unlock();
 		}
 	}