From owner-freebsd-isp@FreeBSD.ORG Mon Feb 9 09:17:02 2004 Return-Path: Delivered-To: freebsd-isp@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 91F5416A4CE for ; Mon, 9 Feb 2004 09:17:02 -0800 (PST) Received: from smtp4.wlink.com.np (smtp4.wlink.com.np [202.79.32.87]) by mx1.FreeBSD.org (Postfix) with SMTP id 5571C43D1F for ; Mon, 9 Feb 2004 09:16:58 -0800 (PST) (envelope-from bikrant_ml@wlink.com.np) Received: (qmail 94476 invoked from network); 9 Feb 2004 17:16:54 -0000 Received: from unknown (HELO qmail-scanner.wlink.com.np) (202.79.32.74) by 0 with SMTP; 9 Feb 2004 17:16:54 -0000 Received: (qmail 9313 invoked by uid 1008); 9 Feb 2004 17:16:54 -0000 Received: from bikrant_ml@wlink.com.np by qmail-scanner.wlink.com.np by uid 1002 with qmail-scanner-1.20 (clamscan: 0.60. Clear:RC:1(202.79.32.78):. Processed in 0.017045 secs); 09 Feb 2004 17:16:54 -0000 X-Qmail-Scanner-Mail-From: bikrant_ml@wlink.com.np via qmail-scanner.wlink.com.np X-Qmail-Scanner: 1.20 (Clear:RC:1(202.79.32.78):. Processed in 0.017045 secs) Received: from smtp3.wlink.com.np (202.79.32.78) by qmail-scanner.wlink.com.np with SMTP; 9 Feb 2004 17:16:54 -0000 Received: (qmail 633 invoked by uid 514); 9 Feb 2004 17:16:54 -0000 Received: from [202.79.55.254] (HELO ekanta4ey6dw38) by smtp3.wlink.com.np (qmail-smtpd) with SMTP; 09 Feb 2004 17:16:54 -0000 (Mon, 09 Feb 2004 23:01:54 +0545) Message-ID: <00b001c3ef30$85527c30$0100a8c0@ekanta4ey6dw38> From: "Bikrant Neupane" To: "Putinas" , References: <006001c3ef2a$0e029120$0100a8c0@ekanta4ey6dw38> <012101c3ef2e$5f743050$1e64a8c0@spotripoli.local> Date: Mon, 9 Feb 2004 23:01:52 +0545 MIME-Version: 1.0 Content-Type: text/plain; charset="windows-1251" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1106 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 X-Spam-Check-By: smtp3.wlink.com.np Spam: No ; 0.0 / 5.0 X-Spam-Status: No, hits=0.0 required=5.0 Subject: Re: High Cpu utilization X-BeenThere: freebsd-isp@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Internet Services Providers List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 09 Feb 2004 17:17:02 -0000 thanks for the reply. yeah I read that somewhere in faq. I found /dev/null is set a+rw by default. I even checked dns settings. still no improvment. regards, Bikrant ----- Original Message ----- From: "Putinas" To: Cc: "Bikrant Neupane" Sent: Monday, February 09, 2004 10:46 PM Subject: Re: High Cpu utilization > There is problem with 100% cpu utilisation if /dev/null not exist or squid > don't have right to access it... I had same problem before, and found > soliution on official page faq... > > > ----- Original Message ----- > From: "Bikrant Neupane" > To: ; > Sent: Monday, February 09, 2004 6:30 PM > Subject: High Cpu utilization > > > > Hi, > > For some reason my squid cache is running at 99% load. > > I don't see any abnormal pattern in traffic and number of connections. > > Agv. traffic is around 2M/sec and goes upto 3.5M/sec during peak hours. > > Max File descriptor open is around 2K. > > > > I'm running squid-2.5.stable4 on FreeBSD-4.9. > > The hardware is Dell Power edge with 2.6 Gig P4 HT processor and 2 GB RAM. > > I've got custom kernel running with HT enabled. I've got 2 cache dirs (10 > > Gb > > each) on 20 GB SCSI drive dedicated for cache only. This system has been > > running since last 30 days. Under same traffic load (and connections) the > > avg. cpu usage was around 30% during peak hours. but since last 2 days it > > is > > running at 99% most of the time :( > > > > I compiled squid with following options: > > > > ./configure \ > > --enable-delay-pools \ > > --enable-ipf-transparent \ > > --enable-storeio=diskd,ufs,aufs \ > > --disable-ident-lookups \ > > --enable-snmp \ > > --enable-wccp \ > > --enable-removal-policies \ > > -sysconfdir=/etc/squid/ \ > > --with-pthreads \ > > --enable-async-io=60 \ > > --enable-async-io \ > > --enable-time-hack > > > > And these are few lines from my squid.conf: > > > > cache_mem 128 MB > > cache_swap_low 90 > > cache_swap_high 95 > > maximum_object_size 32768 KB > > maximum_object_size_in_memory 16 KB > > tcp_recv_bufsize 65535 bytes > > ipcache_size 4096 > > fqdncache_size 4096 > > cache_dir aufs /usr/local/squid/cache1 8000 32 512 > > cache_dir aufs /usr/local/squid/cache2 8000 32 512 > > > > I think I need to tweak some parameter..Please help. > > > > with regards, > > Bikrant > > > > _______________________________________________ > > freebsd-isp@freebsd.org mailing list > > http://lists.freebsd.org/mailman/listinfo/freebsd-isp > > To unsubscribe, send any mail to "freebsd-isp-unsubscribe@freebsd.org" > > > > > >