Re: [squid-users] high cpu load on Xeon 2.66 with only 3Mbit traffic

From: <thor@dont-contact.us>
Date: Thu, 4 Mar 2004 21:35:27 +0500

no, I am not doing any RAID on this system, neither in hw or sw..

On Thu, Mar 04, 2004 at 11:46:59AM -0500, Donald Pandori wrote:
> Are you doing anything on the box with software RAID or is everything done in
> hardware?
>
> ---------- Original Message -----------
> From: thor@telecom.sarkor.uz
> To: Henrik Nordstrom <hno@squid-cache.org>
> Cc: squid-users@squid-cache.org
> Sent: Wed, 03 Mar 2004 22:15:19 +0500
> Subject: Re: [squid-users] high cpu load on Xeon 2.66 with only 3Mbit traffic
>
> > I tried to turn this option off before posting to list. No effect at
> > all.
> >
> > Any more ideas? I'm ready to provide any details required. Squid is
> > installed from debian package, with default settings (altered just to
> > support transparent proxying).. Very strange..
> >
> > > Try if "half_closed_clients off" helps.
> > >
> > > Regards
> > > Henrik
> > >
> > >
> > > On Wed, 3 Mar 2004 thor@telecom.sarkor.uz wrote:
> > >
> > > > Hi!
> > > >
> > > > I'm running squid as transparent proxy server for dial-up users.
> > > > Everything seems to be ok except CPU load. With 1.5 Mbit/s (35 requests
> > > > per second) traffic through proxy, squid consumes about 50-60% of cpu
> > > > (40-45% is system time). And with a load of 3-3.5 Mbit/s processor load
> > > > comes to 90%.
> > > >
> > > > The server is single-processor Xeon 2.66 Mhz, 1Gb RAM, 36.6 Gb SCSI
> > > > disks on AIC7902 controllers. OS is Debian Linux 3.0, kernel 2.4.24.
> > > >
> > > > Users are redirected to proxy by this command:
> > > >
> > > > iptables -t nat -I PREROUTING -s NETWORK -i eth0 -p tcp --dport 80 \
> > > > -j REDIRECT --to-ports 3128
> > > >
> > > > Any advices will be greatly appreciated!!
> > > >
> > > > Timur.
> > > >
> ------- End of Original Message -------
Received on Thu Mar 04 2004 - 09:54:12 MST

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