[ale] sometimes I hate bash
Jeff Hubbs
jhubbslist at att.net
Wed Dec 16 21:14:15 EST 2009
If this is going into /etc/crontab as opposed to a user's own crontab
(including root's), there needs to be a username specced before the path.
Jim Kinney wrote:
> 2 8 * * * /home/user/bin/scriptname
>
> same incarnation works with a different script in the same directory
> but has no database work to do.
>
> BTW: <esc>wq won't email in gmail as I just tried and discovered
> (without a vi plugin I saw)
>
> On Wed, Dec 16, 2009 at 7:00 PM, JK <jknapka at kneuro.net
> <mailto:jknapka at kneuro.net>> wrote:
>
> Post the crontab line, please?
>
> On 12/16/2009 4:49 PM, Jim Kinney wrote:
> > script runs all hunky-dorey in userland.
> >
> > so time to put it into cron. To cover my bases for inferior cron
> > environemnt, the first thing the script does is .
> ~/.bash_profile which
> > in turn runs ~/.bash_rc which runs /etc/bashrc
> >
> > So it now looks just like a login env.
> >
> > maybe...
> >
> > Except somehow it now spawns _2_ copies of the running process
> and the
> > race is on! <insert appropriate swearing here>
> >
> > Since it's highly sequence dependent data processing and database
> > insertion and database processing, multiple out of order steps
> is very,
> > VERY bad.
> >
> > Solution: make the first line a -f test for a pid file and exit
> if it
> > exists. The second line writes the pid file. Shouldn't have to
> do this...
> >
> > Still totally stumped on the multiple simultaneous processes.
> >
> > --
> > --
> > James P. Kinney III
> > Actively in pursuit of Life, Liberty and Happiness
> >
> >
> >
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>
> --
> The first mistake was granting corporations the rights of citizens.
> Now *only* corporations have the rights of citizens. -- Unknown
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>
>
> --
> --
> James P. Kinney III
> Actively in pursuit of Life, Liberty and Happiness
>
> ------------------------------------------------------------------------
>
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