Fixed - additional check for blocking command added to PingConnectionHandler. #3107

redisson/src/main/java/org/redisson/client/handler/PingConnectionHandler.java

@@ -22,6 +22,7 @@ import org.redisson.api.RFuture;
 import org.redisson.client.RedisClientConfig;
 import org.redisson.client.RedisConnection;
 import org.redisson.client.codec.StringCodec;
+import org.redisson.client.protocol.CommandData;
 import org.redisson.client.protocol.RedisCommands;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -69,6 +70,12 @@ public class PingConnectionHandler extends ChannelInboundHandlerAdapter {
                 return;
             }
 
+            CommandData<?, ?> commandData = connection.getCurrentCommand();
+            if (commandData != null && commandData.isBlockingCommand()) {
+                sendPing(ctx);
+                return;
+            }
+
             if (connection.getUsage() == 0
                     && future != null
                         && (future.cancel(false) || !future.isSuccess())) {