Date: Wed, 20 Apr 2005 15:07:59 +0100 (BST) From: paul@xciv.org (Paul Civati) To: freebsd-stable@freebsd.org Cc: paul@xciv.org Subject: Re: Tuning for router performance Message-ID: <200504201407.j3KE7xNb000651@tuscan.xciv.org> In-Reply-To: <MDEHLPKNGKAHNMBLJOLKEEKADDAB.davids@webmaster.com> References: <68248.1113779741@xciv.org> <MDEHLPKNGKAHNMBLJOLKEEKADDAB.davids@webmaster.com>
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In article <MDEHLPKNGKAHNMBLJOLKEEKADDAB.davids@webmaster.com>,
davids@webmaster.com ("David Schwartz") writes:
>> options HZ=1000 #for polling
> That's too low. 2000 is the minimum you should consider.
Having fixed my traffic generator, I'm now hitting ~220Kpps as limit
before errors.
> kern.random.sys.harvest.ethernet=0
> kern.random.sys.hervest.interrupt=0
Doesn't seem to make any real difference in my test.
> kern.ipc.nmbclusters="262144"
> vm.kmem_size="536870912"
> vm.kmem_size_max="536870912"
These don't really make any difference, I'm guessing would only help
larger packet sizes?
-Paul-
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