Arthas Trace tracking performance shortcomings

Start Arthas

java -jar arthas-boot.jar

Dashboard commands:

dashboard

Tip: For the real-time data panel of the current system, press ctrl+c to exit.

Trace command

trace com.qushen.controller.TestController  test1

trace is the keyword, com.qushen.controller.TestController is the package path, and test1 is the method name.

Multiple tabs are required to access Arthas:

telnet localhost 3658

Other parameters:

--skipJDKMethod skip jdk method trace, default value true.

By default, trace will not include function calls in jdk. If you want to trace functions in jdk, you need to explicitly set --skipJDKMethod false.

-v option, the specific value and execution result of Condition express will be printed for easy confirmation.

trace -v --skipJDKMethod false  com.qushen.service.impl.TestServiceImpl getRecordByCode --listenerId 10