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Linux Signals for Laymen

Mar 05, 2012, 20:00 (0 Talkback[s])

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"SIGKILL, SIGTERM, SIGHUP, SIGINT. These terms might be second nature to seasoned *nix veterans, but if you're a casual Linux user like me, these might look scary robot language words. Turns out they're actually a pretty simple concept, and you probably use them all the time without even knowing it.

I'm sure most terminal-savvy Linux users have had to use ps | grep to find an uppity process, then kill to shut it down it. Oh, and if it that doesn't work, there's the super duper method, kill -9. I assumed that meant "kill this 9 deaths at once". I wasn't far off, but kill is more of a message delivery system? not the aggressive killbot its name might imply.

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