arthas/tutorials/katacoda/arthas-advanced-en/jvm-info.md

The following describes the commands for viewing JVM information in Arthas.

sysprop

sysprop{{execute T2}} can print all System Properties information.

Specify a single key: sysprop java.version{{execute T2}}

It can also be filtered by grep: sysprop | grep user{{execute T2}}

Set a new value: sysprop testKey testValue{{execute T2}}

sysenv

The sysenv{{execute T2}} command gets the environment variable. Similar to the sysprop command.

jvm

The jvm{{execute T2}} command prints out various details of the JVM.

dashboard

The dashboard{{execute T2}} command can view the real-time data panel of the current system.

Enter Q{{execute T2}} or Ctrl+C to exit the dashboard command.