[GitHub] [servicecomb-java-chassis] LnManch opened a new issue, #3699: 自定义Filter存在未知的耗时

Sun, 12 Mar 2023 19:37:22 -0700 


LnManch opened a new issue, #3699:
URL: https://github.com/apache/servicecomb-java-chassis/issues/3699

   问题：环境上发现server filters request存在夸张的耗时
   
![image](https://user-images.githubusercontent.com/32447408/224593747-96e7698a-9ca1-4a21-9f3a-a1fcd17f29da.png)
   
   定位：使用arthas的trace命令抓取耗时，发现耗时会存在不同的地方，比如new 对象、普通对象的set方法，或者方法调用
   
   规律：高并发场景下，CPU增高，基本上会导致Filter执行有额外的耗时。
   请问下像这种执行耗时问题有什么好的定位方法吗？


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