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In the new `Terminal 2`, download `arthas-boot.jar` and start with the `java -jar` command:
`wget https://arthas.aliyun.com/arthas-boot.jar
java -jar arthas-boot.jar`{{execute T2}}
`arthas-boot` is the launcher for `Arthas`. It lists all the Java processes, and the user can select the target process to be diagnosed.
Select the first process, type `1`{{execute T2}} ，then type `Enter`：
After the Attach is successful, Arthas LOGO is printed. Enter `help`{{execute T2}} for more help.