Date: Thu, 8 Sep 2011 20:24:01 -0400 From: George Neville-Neil <gnn@neville-neil.com> To: Takuya ASADA <syuu@dokukino.com> Cc: net@freebsd.org Subject: Re: Multiqueue support for bpf Message-ID: <567B01DF-7D52-4C5C-8F69-96CDB20FAC92@neville-neil.com> In-Reply-To: <CALG4x-Vvu=LsRjdvaz19%2B_QTr2uAqcY514OxA3dy=L%2BnY-qV5g@mail.gmail.com> References: <CALG4x-VwhLmnh%2BRq0T8zdzp=yMD8o_WQ64_eqzc_dEhF-_mrGA@mail.gmail.com> <2AB05A3E-BDC3-427D-B4A7-ABDDFA98D194@dudu.ro> <0BB87D28-3094-422D-8262-5FA0E40BFC7C@dudu.ro> <CALG4x-VFC0yJK_dB9Z%2BDoBvBv1FGjOuVYWd=jtTBs0FeArjALg@mail.gmail.com> <CALG4x-Vvu=LsRjdvaz19%2B_QTr2uAqcY514OxA3dy=L%2BnY-qV5g@mail.gmail.com>
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On Aug 19, 2011, at 04:21 , Takuya ASADA wrote: > Any comments or suggestions? > > One comment, one question. First, I think we should try to integrate this work and then tune it up more. The API is, I think, fine, and performance tuning takes a bit of work. Second, what are the parameters set on buffers for the drivers? I.e. how many slots do they have in their queues etc.? If they defaults are too small, and often they are, then that's going to hurt your performance. Best, George
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