[GitHub] hepyu commented on issue #627: Problem: benchmark-scripts&huge amount of response failed.

Mon, 24 Dec 2018 01:41:36 -0800 

hepyu commented on issue #627: Problem: benchmark-scripts&huge amount of 
response failed.
URL: https://github.com/apache/rocketmq/issues/627#issuecomment-449710256
 
 
   iostat of broker-slave, io cost little：
   
![image](https://user-images.githubusercontent.com/3917749/50396115-b5efd180-07a2-11e9-9658-e5f2ed2fe5a5.png)
   
   iostat of broker-master, io cost high：
   
![image](https://user-images.githubusercontent.com/3917749/50396145-f3545f00-07a2-11e9-8734-ec2249cf0878.png)
   
   double write seems have a big serious loss for io.
   
   

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