Maybe runs at a lower priority, a la "renice"?
Andy
--- Paul M Foster <paulf@quillandmouse.com> wrote:
> Here's and interesting phenomenon that I wish
> someone could explain.
>
> I recently upgraded my Debian/Mepis install on my
> desktop machine. In
> the process, a new anacron executable was installed.
> (FWIW, I never turn
> this machine off, so anacron is of questionable
> value to me.) Part of
> cron.daily is a backup script that backs up the
> majority of this box to
> another box on the LAN. Formerly, this backup took
> about an hour or so.
> Once anacron was installed, this backup took 26
> hours. I let this happen
> for a few days, just to make sure it was not a
> one-time thing. Then I
> moved anacron so that the cron system would fall
> back on the original
> cron program. After that happened, the backup
> returned to a
> less-than-an-hour job.
>
> So the question is: why does anacron take an order
> of magnitude longer
> to do a backup job than cron?
>
> Paul
>
>
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