FAQ

For questions that are not in this list, please search in issues. https://github.com/alibaba/arthas/issues

How much impact does Arthas attach have on the performance of the original process?

https://github.com/alibaba/arthas/issues/44

How to view the result in json format

options json-format true

See more at options

Can arthas trace native methods

No.

Can arthas view the value of a variable in memory?

No. But you can use some tricks to intercept the object with the tt command, or fetch it from a static method.