how to run crontab job every 30 seconds

houssamfarag · 06-23-2006, 12:58 AM

i was able to run crontab job every minute
by using */1

how to run it every 30 seconds for example

thanks a lot

MS3FGX · 06-23-2006, 01:13 AM

I could be wrong about this, but I don't think there is any "seconds" directive to the time string for cron.

But maybe you can use .5 minutes?

jstephens84 · 06-23-2006, 01:23 AM

Just out of curiosity, why would you want to run a crontab every 30 seconds?

prozac · 06-23-2006, 01:27 AM

Quote:

Originally Posted by jstephens84

Just out of curiosity, why would you want to run a crontab every 30 seconds?

maybe he wants to spam LQ. his posts are annoying, three posts in three diff forums, same questions.. 20sec, 30sec ..

jstephens84 · 06-23-2006, 01:28 AM

cronttab follows the order of
minutes, hours, day of month, month, day of week

unSpawn · 06-23-2006, 02:45 AM

//Moderator note: you have crossposted a message, which is against the LQ Rules. Cross-posting is considered bad netiquette on your part, a waste of resources on LQ's part and a waste of time for LQ members who take the time to answer your questions in more than one place.
Please do not do that again.

FUP to: is unnecessary, thread (copies) contain answer.