Date: Mon, 30 Jun 2014 13:49:16 -0400 From: John Baldwin <jhb@freebsd.org> To: freebsd-stable@freebsd.org Cc: Rick Macklem <rmacklem@uoguelph.ca> Subject: Re: nfs slowdown (RELENG_8) (solved) Message-ID: <201406301349.16085.jhb@freebsd.org> In-Reply-To: <53ACCEE2.5010908@sentex.net> References: <2091718059.2982836.1403563319620.JavaMail.root@uoguelph.ca> <53AACFE8.3060509@sentex.net> <53ACCEE2.5010908@sentex.net>
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On Thursday, June 26, 2014 9:54:42 pm Mike Tancsa wrote: > On 6/25/2014 9:34 AM, Mike Tancsa wrote: > > On 6/25/2014 9:12 AM, Eugene Grosbein wrote: > >> ktrace cat /dev/zero > /nfsbackup/test > > Adding > > hw.igb.enable_msix=0 to /boot/loader.conf > > fixes it. cat /dev/zero is now ~ 600Mb/s. Not the same speed as dd, > but a lot better compared to 25Mb What if you do 'hw.igb.num_queues=1' instead? -- John Baldwin
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