Re: [webmin-l] [1.320] Cron job intervals

[Jamie C. <jca...@we...>]

On 2/Feb/2007 17:33 Joaquim Homrighausen wrote ..
> >From crontab(5):
> 
> Step  values can be used in conjunction with ranges.  Following a range
> with ``/<number>'' specifies skips of the number's  value  through  the
> range.  For example, ``0-23/2'' can be used in the hours field to specify
> command execution every other hour (the alternative in the V7 standard
> is ``0,2,4,6,8,10,12,14,16,18,20,22'').  Steps are also permitted after
> an asterisk, so if you want to say ``every two hours'', just  use ``*/2''.
> 
> Maybe I didn't explain it good enough, I hope the above shows what I mean
> :-)

Oh yes, you can do that in Webmin, by selecting every second hour. But you
can't say every third day reliably .. even if you select the 1st, 4th, 7th,
10th, 13th, 16th, 19th, 22nd, 25th, 28th and 31st of the month, this won't
really be every 3rd day.

 - Jamie