Configuring event-triggered commands with Incron


Article from Issue 76/2007

While cron doggedly keeps to a fixed schedule, Incron monitors directories and runs commands when changes occur.

Cron is a constant companion for admins like myself. My crontab and I have both grown over the years – Crontab has gotten longer, and I’ve gotten wider. Maybe I’m sentimental, but I decided it was time to let my old friend venture out into unexplored territory with a little help from Incron. This cron extension uses an event triggered approach, rather than traditional time-based scheduling, monitoring directories, and running commands when specific changes occur.

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