kayyellow edited a comment on issue #2132:
URL: https://github.com/apache/rocketmq/issues/2132#issuecomment-654005753


   > @kayyellow
   > maybe brokerRole cause that
   > 
   > if ASYNC_MASTER
   > send to master broker, return send-result to client , async to slave broker
   > 
   > if SYNC_MASTER and Property key isWaitStoreMsgOK == true (isWaitStoreMsgOK 
default value is true)
   > send to master broker and sync to slave broker, return send-result to 
client (tps is very low)
   > 
   > `public enum BrokerRole { ASYNC_MASTER, SYNC_MASTER, SLAVE; }`
   
   OK, thx, I will try it.
   
   ##1515
   
   According to the issue above, upgrade to 4.7.x seems can alse improve the 
performance of SYNC_MASTER. Should I change the brokerRole to ASYNC_MASTER, 
alse upgrade to 4.7.x to improve the performance?


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