Re: [PLUG] is exim known to cause server problems and high server loads?

[Dan Crosta <dcrosta@sccs.swarthmore.edu>]

Marc Zucchelli wrote:

> [...]
>
> I ran top when the machine had a high load, and
> normally I look to see if one process is hogging up
> 99% of the cpu time, but none of the processes were
> above .3.  I did notice that from what I could see in
> top, there were about 50 exim processes, and maybe 2
> or 3 regular user/root processes would show up for a
> second here and there.  After they reboot, it looks
> pretty normal, with maybe 50 regular processes that
> top shows me (I know there are more), and 2 or 3 exim
> processes.
>
> [...]
>  

In my experience, the way load average usually gets high is from 
processess blocking on some sort of IO, usually network IO. Is much 
going on via NFS on this machine? Is the NIC running at 100BaseTx-FD (or 
whatever is appropriate for the NIC in question)?

dsc
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