diff --git a/redisson/src/main/java/org/redisson/command/CommandAsyncService.java b/redisson/src/main/java/org/redisson/command/CommandAsyncService.java
index 67ccea014..86ea95685 100644
--- a/redisson/src/main/java/org/redisson/command/CommandAsyncService.java
+++ b/redisson/src/main/java/org/redisson/command/CommandAsyncService.java
@@ -634,30 +634,24 @@ public class CommandAsyncService implements CommandAsyncExecutor {
             return writeAsync((String) null, codec, command, keys);
         }
 
-        Map<MasterSlaveEntry, List<String>> range2key = new HashMap<MasterSlaveEntry, List<String>>();
+        Map<MasterSlaveEntry, List<String>> range2key = new HashMap<>();
         for (String key : keys) {
             int slot = connectionManager.calcSlot(key);
             MasterSlaveEntry entry = connectionManager.getEntry(slot);
-            List<String> list = range2key.get(entry);
-            if (list == null) {
-                list = new ArrayList<String>();
-                range2key.put(entry, list);
-            }
+            List<String> list = range2key.computeIfAbsent(entry, k -> new ArrayList<>());
             list.add(key);
         }
 
         RPromise<R> result = new RedissonPromise<>();
+        AtomicLong executed = new AtomicLong(keys.length);
         AtomicReference<Throwable> failed = new AtomicReference<>();
-        AtomicLong executed = new AtomicLong(range2key.size());
-        BiConsumer<BatchResult<?>, Throwable> listener = (t, u) -> {
-            if (u == null) {
-                for (T res : (List<T>) t.getResponses()) {
-                    if (res != null) {
-                        callback.onSlotResult(res);
-                    }
-                }
+        BiConsumer<T, Throwable> listener = (res, ex) -> {
+            if (ex != null) {
+                failed.set(ex);
             } else {
-                failed.set(u);
+                if (res != null) {
+                    callback.onSlotResult(res);
+                }
             }
 
             if (executed.decrementAndGet() == 0) {
@@ -671,7 +665,13 @@ public class CommandAsyncService implements CommandAsyncExecutor {
 
         for (Entry<MasterSlaveEntry, List<String>> entry : range2key.entrySet()) {
             // executes in batch due to CROSSLOT error
-            CommandBatchService executorService = new CommandBatchService(connectionManager);
+            CommandBatchService executorService;
+            if (this instanceof CommandBatchService) {
+                executorService = (CommandBatchService) this;
+            } else {
+                executorService = new CommandBatchService(connectionManager);
+            }
+
             for (String key : entry.getValue()) {
                 RedisCommand<T> c = command;
                 RedisCommand<T> newCommand = callback.createCommand(key);
@@ -679,14 +679,17 @@ public class CommandAsyncService implements CommandAsyncExecutor {
                     c = newCommand;
                 }
                 if (readOnly) {
-                    executorService.readAsync(entry.getKey(), codec, c, key);
+                    RFuture<T> f = executorService.readAsync(entry.getKey(), codec, c, key);
+                    f.onComplete(listener);
                 } else {
-                    executorService.writeAsync(entry.getKey(), codec, c, key);
+                    RFuture<T> f = executorService.writeAsync(entry.getKey(), codec, c, key);
+                    f.onComplete(listener);
                 }
             }
 
-            RFuture<BatchResult<?>> future = executorService.executeAsync();
-            future.onComplete(listener);
+            if (!(this instanceof CommandBatchService)) {
+                executorService.executeAsync();
+            }
         }
 
         return result;