How to kill every eligible process

Today I want to mention about simple and neat trick described in kill manual page, which will allow you to quickly kill every eligible process.

Execute following command to send KILL signal to every process for which you have permission to send signals, except the init process.

$ kill -9 -1
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About Milosz Galazka

Milosz is a Linux Foundation Certified Engineer working for a successful Polish company as a system administrator and a long time supporter of Free Software Foundation and Debian operating system.