On Jan 11, 2012 12:14 AM, "Peter Thomassen" <mail@peter-thomassen.de> wrote:
>
> Hi,
>
> when backuping a host with a large number of files (~180,000 files,
> about 45 GB), I recently started receiving messages like this:
>
> 2012-01-10 05:08:02 [host]: Can't fork at /usr/share/backuppc/lib/BackupPC/Lib.pm line 1353.
>
> What could be the reason for that? I suspect a memory shortage, but I am
> not sure. Would it make sense?
>
> Unfortunately, I currently don't have a chance to monitor memory usage.
>
> Thanks for your help,
> Peter
>
>
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Ive seen that error in both Linux and OSX when you have too many processes running or open files.  Look for some info here on increasing the limit, http://www.cyberciti.biz/faq/linux-increase-the-maximum-number-of-open-files/.