few fixes

src/main/java/org/redisson/CommandExecutorService.java

@@ -523,10 +523,6 @@ public class CommandExecutorService implements CommandExecutor {
                             TimerTask timeoutTask = new TimerTask() {
                                 @Override
                                 public void run(Timeout timeout) throws Exception {
-                                    if (attemptPromise.isDone()) {
-                                        return;
-                                    }
-
                                     attemptPromise.tryFailure(exceptionRef.get());
                                 }
                             };
@@ -554,18 +550,18 @@ public class CommandExecutorService implements CommandExecutor {
 
                 if (future.cause() instanceof RedisMovedException) {
                     RedisMovedException ex = (RedisMovedException)future.cause();
-                    async(readOnlyMode, new NodeSource(ex.getSlot(), ex.getAddr(), Redirect.MOVED), messageDecoder, codec, command, params, mainPromise, 0);
+                    async(readOnlyMode, new NodeSource(ex.getSlot(), ex.getAddr(), Redirect.MOVED), messageDecoder, codec, command, params, mainPromise, attempt);
                     return;
                 }
 
                 if (future.cause() instanceof RedisAskException) {
                     RedisAskException ex = (RedisAskException)future.cause();
-                    async(readOnlyMode, new NodeSource(ex.getSlot(), ex.getAddr(), Redirect.ASK), messageDecoder, codec, command, params, mainPromise, 0);
+                    async(readOnlyMode, new NodeSource(ex.getSlot(), ex.getAddr(), Redirect.ASK), messageDecoder, codec, command, params, mainPromise, attempt);
                     return;
                 }
 
                 if (future.cause() instanceof RedisLoadingException) {
-                    async(readOnlyMode, source, messageDecoder, codec, command, params, mainPromise, 0);
+                    async(readOnlyMode, source, messageDecoder, codec, command, params, mainPromise, attempt);
                     return;
                 }
 

src/main/java/org/redisson/connection/BaseLoadBalancer.java

@@ -118,7 +118,7 @@ abstract class BaseLoadBalancer implements LoadBalancer {
 
         // close all pub/sub connections
         while (true) {
-            RedisPubSubConnection connection = connectionEntry.pollFreeSubscribeConnection();
+            RedisPubSubConnection connection = connectionEntry.pollSubscribeConnection();
             if (connection == null) {
                 break;
             }

src/main/java/org/redisson/connection/SubscribesConnectionEntry.java

@@ -41,7 +41,7 @@ public class SubscribesConnectionEntry extends ConnectionEntry {
         return allSubscribeConnections;
     }
 
-    public RedisPubSubConnection pollFreeSubscribeConnection() {
+    public RedisPubSubConnection pollSubscribeConnection() {
         return freeSubscribeConnections.poll();
     }
 

src/main/java/org/redisson/misc/ConnectionPool.java

@@ -282,7 +282,12 @@ public class ConnectionPool<T extends RedisConnection> {
                             return;
                         }
                         final RedisConnection c = future.getNow();
-                        if (c.isActive()) {
+                        if (!c.isActive()) {
+                            c.closeAsync();
+                            scheduleCheck(entry);
+                            return;
+                        }
+
                         Future<String> f = c.asyncWithTimeout(null, RedisCommands.PING);
                         f.addListener(new FutureListener<String>() {
                             @Override
@@ -322,10 +327,6 @@ public class ConnectionPool<T extends RedisConnection> {
                                 }
                             }
                         });
-                        } else {
-                            c.closeAsync();
-                            scheduleCheck(entry);
-                        }
                     }
                 });
             }

src/main/java/org/redisson/misc/PubSubConnectionPoll.java

@@ -33,7 +33,7 @@ public class PubSubConnectionPoll extends ConnectionPool<RedisPubSubConnection>
 
     @Override
     protected RedisPubSubConnection poll(SubscribesConnectionEntry entry) {
-        return entry.pollFreeSubscribeConnection();
+        return entry.pollSubscribeConnection();
     }
 
     @Override