Date: Fri, 10 Feb 2006 15:57:25 +0200 From: "S.I" <piston@otel.net> To: freebsd-net@freebsd.org Subject: Re: Network performance in a dual CPU system Message-ID: <20060210155725.3d3c9f13.piston@otel.net> In-Reply-To: <7bb8f24157080b6aaacb897a99259df9@madhaus.cns.utoronto.ca> References: <7bb8f24157080b6aaacb897a99259df9@madhaus.cns.utoronto.ca>
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You must migrate to AMD Opteron. INTEL very very suxX. On Fri, 10 Feb 2006 08:46:00 -0500 Marcos Bedinelli <bedinelli@madhaus.cns.utoronto.ca> wrote: > Hello all, > > We have a 2.4GHz Intel Xeon machine running FreeBSD 6.0-RELEASE-p2. Due > to heavy network traffic, CPU utilization on that machine is 100%: > > === > > mull [~]$top -S > last pid: 94989; load averages: 3.69, 4.02, 4.36 up > 25+07:21:34 14:51:43 > 105 processes: 2 running, 46 sleeping, 57 waiting > CPU states: 0.0% user, 0.0% nice, 0.3% system, 99.4% interrupt, > 0.3% idle > Mem: 20M Active, 153M Inact, 84M Wired, 4K Cache, 60M Buf, 237M Free > Swap: 999M Total, 999M Free > > PID USERNAME THR PRI NICE SIZE RES STATE TIME WCPU COMMAND > 60 root 1 -44 -163 0K 8K WAIT 355.6H 72.17% swi1: > net > 39 root 1 -68 -187 0K 8K WAIT 52.3H 5.22% irq28: > bge0 > 40 root 1 -68 -187 0K 8K WAIT 28.3H 2.25% irq29: > bge1 > 11 root 1 171 52 0K 8K RUN 166.6H 0.00% idle > 63 root 1 -16 0 0K 8K - 121:55 0.00% yarrow > 61 root 1 -32 -151 0K 8K WAIT 46:21 0.00% swi4: > clock sio > [...] > > === > > > Does anyone know whether a dual CPU system can help us improve the > situation? I was wondering if the software interrupt threads would be > divided between the two processors. > > Any help/insight is greatly appreciated > > Thanks! > > -- > Marcos Bedinelli > > _______________________________________________ > freebsd-net@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org"
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