[GitHub] [shardingsphere] TeslaCN opened a new issue, #23200: Performance issue impact Java 8 runtime introduced from #23170

Fri, 30 Dec 2022 01:41:01 -0800 


TeslaCN opened a new issue, #23200:
URL: https://github.com/apache/shardingsphere/issues/23200

   ## Bug Report
   
   ### Which version of ShardingSphere did you use?
   
   master - cd9bbd1b79fe05b2a0c68627781817eda4edd854
   
   ### Expected behavior
   
   Performance same as previous commit.
   
   
![N5ddJxijgP](https://user-images.githubusercontent.com/20503072/210055783-4cf7fcda-0d04-4d64-911a-8ab45894e728.jpg)
   
   ### Actual behavior
   
   QPS decreased >= 15%.
   
   
![WM1fCAHd49](https://user-images.githubusercontent.com/20503072/210055771-40775bbe-fa43-4bdb-972e-cb80b00e71c8.png)
   
   ### Reason analyze (If you can)
   
   There are many Java Monitor Blocked events, which impacted concurrent 
performance.
   
   ### Steps to reproduce the behavior, such as: SQL to execute, sharding rule 
configuration, when exception occur etc.
   
   Rule is not the key.


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