diff --git a/src/main/java/org/redkale/net/client/Client.java b/src/main/java/org/redkale/net/client/Client.java
index 73197fb4f..6951e3edc 100644
--- a/src/main/java/org/redkale/net/client/Client.java
+++ b/src/main/java/org/redkale/net/client/Client.java
@@ -62,7 +62,7 @@ public abstract class Client<C extends ClientConnection<R, P>, R extends ClientR
     final int connLimit;  //最大连接数
 
     //连指定地址模式
-    final ConcurrentHashMap<SocketAddress, AddressConnEntry> connAddrEntrys = new ConcurrentHashMap<>();
+    final ConcurrentHashMap<SocketAddress, AddressConnEntry[]> connAddrEntrys = new ConcurrentHashMap<>();
 
     protected int maxPipelines = DEFAULT_MAX_PIPELINES; //单个连接最大并行处理数
 
@@ -141,15 +141,20 @@ public abstract class Client<C extends ClientConnection<R, P>, R extends ClientR
                         return;
                     }
                     long now = System.currentTimeMillis();
-                    for (AddressConnEntry<ClientConnection<R, P>> entry : this.connAddrEntrys.values()) {
-                        ClientConnection<R, P> conn = entry.connection;
-                        if (conn == null) {
-                            continue;
+                    for (AddressConnEntry<ClientConnection<R, P>>[] entrys : this.connAddrEntrys.values()) {
+                        for (AddressConnEntry<ClientConnection<R, P>> entry : entrys) {
+                            if (entry == null) {
+                                continue;
+                            }
+                            ClientConnection<R, P> conn = entry.connection;
+                            if (conn == null) {
+                                continue;
+                            }
+                            if (now - conn.getLastWriteTime() < 10_000) {
+                                continue;
+                            }
+                            conn.writeChannel(req).thenAccept(p -> handlePingResult((C) conn, p));
                         }
-                        if (now - conn.getLastWriteTime() < 10_000) {
-                            continue;
-                        }
-                        conn.writeChannel(req).thenAccept(p -> handlePingResult((C) conn, p));
                     }
                 } catch (Throwable t) {
                     //do nothing
@@ -175,8 +180,12 @@ public abstract class Client<C extends ClientConnection<R, P>, R extends ClientR
     public void close() {
         if (closed.compareAndSet(false, true)) {
             this.timeoutScheduler.shutdownNow();
-            for (AddressConnEntry<C> entry : this.connAddrEntrys.values()) {
-                closeConnection(entry.connection);
+            for (AddressConnEntry<C>[] entrys : this.connAddrEntrys.values()) {
+                for (AddressConnEntry<C> entry : entrys) {
+                    if (entry != null) {
+                        closeConnection(entry.connection);
+                    }
+                }
             }
             this.connAddrEntrys.clear();
             group.close();
@@ -298,7 +307,7 @@ public abstract class Client<C extends ClientConnection<R, P>, R extends ClientR
             return CompletableFuture.failedFuture(new NullPointerException("address is empty"));
         }
         final String traceid = Traces.currentTraceid();
-        final AddressConnEntry<C> entry = connAddrEntrys.computeIfAbsent(addr, a -> new AddressConnEntry());
+        final AddressConnEntry<C> entry = getAddressConnEntry(addr, workThread);
         C ec = entry.connection;
         if (pool && ec != null && ec.isOpen()) {
             return CompletableFuture.completedFuture(ec);
@@ -358,6 +367,19 @@ public abstract class Client<C extends ClientConnection<R, P>, R extends ClientR
         }
     }
 
+    private AddressConnEntry<C> getAddressConnEntry(SocketAddress addr, WorkThread workThread) {
+        final AddressConnEntry<C>[] entrys = connAddrEntrys.computeIfAbsent(addr, a -> {
+            AddressConnEntry<C>[] array = new AddressConnEntry[connLimit];
+            for (int i = 0; i < array.length; i++) {
+                array[i] = new AddressConnEntry<>();
+            }
+            return array;
+        });
+        ThreadLocalRandom random = ThreadLocalRandom.current();
+        int index = workThread == null || workThread.index() < 0 ? random.nextInt(entrys.length) : workThread.index() % entrys.length;
+        return entrys[index];
+    }
+
     protected void incrReqWritedCounter() {
         reqWritedCounter.increment();
     }