Date: Thu, 28 Apr 2011 10:30:31 -0400 From: Mike Tancsa <mike@sentex.net> To: Adam Stylinski <kungfujesus06@gmail.com> Cc: freebsd-net@freebsd.org Subject: Re: em0 performance subpar Message-ID: <4DB97A07.2020606@sentex.net> In-Reply-To: <20110428141500.GE2800@ossumpossum.geop.uc.edu> References: <20110428072946.GA11391@zephyr.adamsnet> <4DB965D8.7090906@sentex.net> <20110428132922.GC2800@ossumpossum.geop.uc.edu> <4DB96DDD.4070801@sentex.net> <20110428141500.GE2800@ossumpossum.geop.uc.edu>
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On 4/28/2011 10:15 AM, Adam Stylinski wrote: > > em0: <Intel(R) PRO/1000 Legacy Network Connection 1.0.3> port 0xe800-0xe83f mem 0xfe9e0000-0xfe9fffff,0xfe9c0000-0xfe9dffff irq 20 at device 5.0 on pci7 > em0: [FILTER] I am not sure the newer driver will help performance wise. It might fix that bug you saw at least. Jack from intel might be able to shed some light on it. In the mean time, try generating traffic via netblast. Another tool I find helpful in narrowing down tcp performance differences is netperf ---Mike -- ------------------- Mike Tancsa, tel +1 519 651 3400 Sentex Communications, mike@sentex.net Providing Internet services since 1994 www.sentex.net Cambridge, Ontario Canada http://www.tancsa.com/
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