High Load

[Mike Kercher]

excellent pointer!  I *did* have bigevil.cf loaded.  After rm'ing it and
reloading MS, my load is down below 1.00 again.  I'll be keeping an eye on
it today.  Thanks a LOT!  I woke up to an unresponsive server this morning
:/

Mike


> -----Original Message-----
> From: MailScanner mailing list
> [mailto:MAILSCANNER at JISCMAIL.AC.UK] On Behalf Of Martin Hepworth
> Sent: Tuesday, April 27, 2004 3:09 AM
> To: MAILSCANNER at JISCMAIL.AC.UK
> Subject: Re: High Load
>
> Have you got the bigevil.cf loaded in SA? I found this a major hog..
>
> Also do the debug stuff mentioned previously.
>
> --
> Martin Hepworth
> Snr Systems Administrator
> Solid State Logic
> Tel: +44 (0)1865 842300
>
>
> James Gray wrote:
> > Pete wrote:
> >
> >> Mike Kercher wrote:
> >>
> >>
> >>> I'm seeing a HUGE load on my system and I can't figure out why.
> >>>
> >>> 14:47:00  up 46 min,  3 users,  load average: 13.43, 14.25, 10.73
> >>> 102 processes: 87 sleeping, 12 running, 3 zombie, 0 stopped
> >>> CPU states:  75.6% user  24.3% system   0.0% nice   0.0% iowait
> >>> 0.0% idle
> >>> Mem:  1022796k av,  915824k used,  106972k free,       0k
> shrd,   43448k
> >>> buff
> >>>                   522344k actv,  197376k in_d,  127288k in_c
> >>> Swap: 2048276k av,   31672k used, 2016604k free
>        441600k
> >>> cached
> >>>
> >>> PID USER     PRI  NI  SIZE  RSS SHARE STAT %CPU %MEM
> TIME CPU COMMAND
> >>> 9837 root      15   0 14808  952   820 S    68.5  0.0   3:25   0
> >>> MailScanner
> >>> 15534 hbaldera  23   0     0    0     0 Z     0.7  0.0   0:00   0
> >>> cucipop
> >>> <defunct>
> >
> >
> > **SNIPPED**
> >
> >> Why does your machine use swap when you have plenty of ram free ?
> >
> >
> > I've often seen my *nix boxen swap stuff out to increase
> cache/buffer
> > for stuff that is loaded but very rarely used (like lpd).
> I remember
> > doing some exercises with this on Solaris when I did my Sun
> CSE course
> > (the idea was performance tuning a server with very high
> I/O and low
> > application memory requirements - think BIG ftp/mail
> server).  Never
> > touched it since then but is is possible to skew the memory
> management
> > to "prefer" buffer/cache in certain circumstances.
> >
> > Cheers,
> >
> > James
> >
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