High Load

[Jeff A. Earickson]

Hi,
   I've been using bigevil.cf for a while (2.12M until this morning,
2.12P now), with no load problems.  My setup: Sun V1280 (4 cpus), Solaris 9,
MS 4.29.7, razor, SA 2.63, perl 5.8.3 built as sun4-solaris-thread-multi.
My typical load is in the range of 2-3.

Jeff Earickson
Colby College

On Tue, 27 Apr 2004, Mike Kercher wrote:

> Date: Tue, 27 Apr 2004 07:55:59 -0500
> From: Mike Kercher <mike at CAMAROSS.NET>
> Reply-To: MailScanner mailing list <MAILSCANNER at JISCMAIL.AC.UK>
> To: MAILSCANNER at JISCMAIL.AC.UK
> Subject: Re: High Load
>
> 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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