Date: Fri, 10 Feb 2006 10:31:51 -0500 From: Chuck Swiger <cswiger@mac.com> To: Marcos Bedinelli <bedinelli@madhaus.cns.utoronto.ca> Cc: freebsd-net@freebsd.org Subject: Re: Network performance in a dual CPU system Message-ID: <43ECB1E7.8010308@mac.com> In-Reply-To: <7bb8f24157080b6aaacb897a99259df9@madhaus.cns.utoronto.ca> References: <7bb8f24157080b6aaacb897a99259df9@madhaus.cns.utoronto.ca>
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Marcos Bedinelli wrote: [ ... ] > 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 Adding SMP into the mix makes thing more complicated, and you should consider other alternatives first before spending money on hardware that might not help. vmstat -i output would be useful to know, along with what your machine is doing-- is it routing traffic, running a firewall (if so, which), etc. You might take a look at "man polling" and see whether enabling that improves your situation. -- -Chuck
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