On Tue, 17 Mar 2009 17:59:55 -0700 Yan Seiner <yan@???> wrote
> My server has mysteriously locked up a couple of times in the last few days.
>
> I looked at it today and saw that all 4 cores were running at 100%, fans
> were howling, and exim was getting hammered by messages.
>
> I use spamassassin, dspam, and exim. Somehow the mysql tables for dspam
> got corrupted, and (apparently) exim was in an endless loop.
>
> I shut down dspam, spamassassin, exim, and repaired the mysql tables,
> and all is well....
>
> Is there any way to throttle exim so that it quits refusing messages
> when system resources get close to saturated?
>
Of course, have a look at the option smtp_load_reserve in the manual (chapter
14.10)
