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Message-ID: <50046EB1.5040909@hp.com> Date: Mon, 16 Jul 2012 12:42:41 -0700 From: Rick Jones <rick.jones2@...com> To: Thadeu Lima de Souza Cascardo <cascardo@...ux.vnet.ibm.com> CC: "davem@...emloft.net" <davem@...emloft.net>, "netdev@...r.kernel.org" <netdev@...r.kernel.org>, "yevgenyp@...lanox.co.il" <yevgenyp@...lanox.co.il>, "ogerlitz@...lanox.com" <ogerlitz@...lanox.com>, "amirv@...lanox.com" <amirv@...lanox.com>, "brking@...ux.vnet.ibm.com" <brking@...ux.vnet.ibm.com>, "leitao@...ux.vnet.ibm.com" <leitao@...ux.vnet.ibm.com>, "klebers@...ux.vnet.ibm.com" <klebers@...ux.vnet.ibm.com>, "linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>, "anton@...ba.org" <anton@...ba.org> Subject: Re: [PATCH] mlx4_en: map entire pages to increase throughput On 07/16/2012 12:06 PM, Thadeu Lima de Souza Cascardo wrote: > On Mon, Jul 16, 2012 at 10:27:57AM -0700, Rick Jones wrote: > >> What is the effect on packet-per-second performance? (eg aggregate, >> burst-mode netperf TCP_RR with TCP_NODELAY set or perhaps UDP_RR) >> > I used uperf with TCP_NODELAY and 16 threads sending from another > machine 64000-sized writes for 60 seconds. > > I get 5898op/s (3.02Gb/s) without the patch against 18022ops/s > (9.23Gb/s) with the patch. I was thinking more along the lines of an additional comparison, explicitly using netperf TCP_RR or something like it, not just the packets per second from a bulk transfer test. rick -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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