HomeCommandskillall [Command] killall [Command] Commands September 20, 2011 0 lc-root Commands, Linux, UNIX Command killall killall command kills all active processes. Syntax killall [options] Options view option kill command Description Command killall kills all active processes. Implied value send a signal equal to 9 (signal destruction). Tweet Pin It Leave a Reply Cancel reply This site uses Akismet to reduce spam. Learn how your comment data is processed.