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Every half hour Cron job?

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Junior Guru
Join Date: Mar 2001
Posts: 189

Every half hour Cron job?

Please tell me how to configure a Cron job to run every 1/2 hour.

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Junior Guru Wannabe
Join Date: Oct 2006
Posts: 44
Use the crontab command to edit the relevant cron file, and add a line like
0,30 * * * * <commandToRunHere>

Comma seperated entries in a field are treated as a list, so this line will run the program on the hour and half-hour

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