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Monitor a Linux service with watchdog scripting

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Monitor your web server, or just possibly, that program that mysteriously disappears occasionally...
Old Unix hands already know this, but new Unix (Linux) users may be asking, ‘What is a “watchdog script”?’ Basically it is a bash or other script that is run via cron periodically to check on a persistent service. The watchdog script takes actions based on the state of the service it monitors.
 read more | score:8603 | -Ray, May 19, 2010
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