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如何正确应对在线故障 #25

Closed AdrianHu99 closed 5 years ago

AdrianHu99 commented 5 years ago

https://mp.weixin.qq.com/s/zX7eqZXNEuJ9pgCAKmbLJw

AdrianHu99 commented 5 years ago

CPU:
jstack pid to print stack information sysstat jstat -gcutil pid to check GC JVM parameter (-XX: +PrintCompilation)

Memory:
jmap -heap pid jmap -histo:live pid

IO:
iostat -xz l

Network:
netstat -anpt