RE: [PHP] question about a cron job
| From: | Michael Sims | Date: | Mon, 17 Jan 2005 18:33:36 +0000 |
| Subject: | RE: [PHP] question about a cron job | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-206572@lists.php.net to get a copy of this message | ||
Jochem Maas wrote:
> Michael Sims wrote:
>> "Additionally, cron checks each minute to see if its spool
>> directory's modtime (or the modtime on /etc/crontab) has changed,
>> and if it has, cron will then examine the modtime on all crontabs
>> and reload those which have changed. Thus cron need not be
>> restarted whenever a crontab file is modified."
>
> say you change the crontab (do a save) in minute 2:49pm, then the file
> will be checked and reloaded, by the time that thats complete it will
> be passed 3:00:00pm (or more precisely after the jobtrigger was run),
> maybe what was meant was; that the 'everyminute' job would therefore
> trigger for the first time when cron checks jobs on 3:01:00pm?
Oh, I see. At any rate, once it starts running at 3:01 it should then run every
minute from that point forward until it's removed from the crontab. I'm not sure
that the OP was getting that point. (BTW, I think you meant 2:59pm unless you've
got some really slow transfer rates on your hard drives. :)