On Sun, 23 Jan 2011 00:14:01 -0500, Kejia柯嘉 wrote: > On Sun, Jan 23, 2011 at 12:11 AM, Kejia柯嘉 wrote: >> Hi people, >> >> How does the following crontab line run: * 1 * * * * my_command >> Every minute of every 1 o'clock? Or only once of every 1 o'clock? > Sorry, the crontab line is: > * 1 * * * my_command It will run "my_command" (just once) every day at 01:00 am o'clock. Greetings, -- Camaleón