Date: Thu, 25 May 2017 11:36:25 +0000 From: Rick Macklem <rmacklem@uoguelph.ca> To: Ryan Stone <rysto32@gmail.com> Cc: "freebsd-current@freebsd.org" <freebsd-current@freebsd.org> Subject: Re: NFS client performance degradation when SMP enabled Message-ID: <YTXPR01MB0189CBA79C6C090BF37838FFDDFF0@YTXPR01MB0189.CANPRD01.PROD.OUTLOOK.COM> In-Reply-To: <CAFMmRNxW1-6TrHxZB=Hifottrrvvjo4cY5ZtntusX%2BQ3Tgqxqw@mail.gmail.com> References: <YTXPR01MB018936F6F86EFE57801E0AB7DDFE0@YTXPR01MB0189.CANPRD01.PROD.OUTLOOK.COM>, <CAFMmRNxW1-6TrHxZB=Hifottrrvvjo4cY5ZtntusX%2BQ3Tgqxqw@mail.gmail.com>
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Nope, it's an alc and the driver has very few changes between the old and new kernel (a change in the DMA channel from 3 to 4, whatever that means?). rick ________________________________________ From: Ryan Stone <rysto32@gmail.com> Sent: Wednesday, May 24, 2017 8:12:54 PM To: Rick Macklem Cc: freebsd-current@freebsd.org Subject: Re: NFS client performance degradation when SMP enabled What type of network interface do you have? The Intel 1G (em and igb) were= switched over to the "iflib" framework a few months ago and that could be = the cause.
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