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

From: <thor@dont-contact.us>
Date: Fri, 5 Mar 2004 16:35:43 +0500

I could not find anything that could help me.. :( now I will try to install
FreeBSD instead of Debian/Linux and see if that will help.

On Thu, Mar 04, 2004 at 09:35:27PM +0500, thor@telecom.sarkor.uz wrote:
>
> 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 Fri Mar 05 2004 - 04:54:27 MST

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