Date: Mon, 30 Jun 2008 22:41:36 -0400 From: Paul <paul@gtcomm.net> To: "Support (Rudy)" <crapsh@monkeybrains.net> Cc: freebsd-net@freebsd.org, "Wilkinson, Alex" <alex.wilkinson@dsto.defence.gov.au>, Ingo Flaschberger <if@xip.at> Subject: Re: Freebsd IP Forwarding performance (question, and some info) [7-stable, current, em, smp] Message-ID: <48699960.9070100@gtcomm.net> In-Reply-To: <486986D9.3000607@monkeybrains.net> References: <4867420D.7090406@gtcomm.net> <200806301944.m5UJifJD081781@lava.sentex.ca> <20080701004346.GA3898@stlux503.dsto.defence.gov.au> <alpine.LFD.1.10.0807010257570.19444@filebunker.xip.at> <20080701010716.GF3898@stlux503.dsto.defence.gov.au> <alpine.LFD.1.10.0807010308320.19444@filebunker.xip.at> <486986D9.3000607@monkeybrains.net>
next in thread | previous in thread | raw e-mail | index | archive | help
All the NIC drivers in 7 pretty much use interrupt moderation so it can never lock the machine anyway.. This effectively kills polling and it really no longer has any use except to be able to have a fraction of the cpu set aside for user space but you can do that anyway with SMP Support (Rudy) wrote: > Ingo Flaschberger wrote: >> usually interface polling is also chosen to prevent "lock-ups". >> man polling > > > I used polling in FreeBSD 5.x and it helped a bunch. I set up a new > router with 7.0 and MSI was recommended to me. (I noticed no > difference when moving from polling -> MSI, however, on 5.4 polling > seemed to help a lot. What are people using in 7.0? > polling or MSI? > > Rudy > _______________________________________________ > 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" >
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?48699960.9070100>