Date: Tue, 25 Aug 2015 07:55:49 -0400 (EDT) From: Rick Macklem <rmacklem@uoguelph.ca> To: Gerrit =?utf-8?B?S8O8aG4=?= <gerrit.kuehn@aei.mpg.de> Cc: Slawa Olhovchenkov <slw@zxy.spb.ru>, stable@freebsd.org Subject: Re: dev.ix.0.queueX.interrupt_rate Message-ID: <202540715.30987815.1440503749374.JavaMail.zimbra@uoguelph.ca> In-Reply-To: <20150825095448.53458554a4ee7f96129a2d70@aei.mpg.de> References: <20150824192926.GL3158@zxy.spb.ru> <20150825095448.53458554a4ee7f96129a2d70@aei.mpg.de>
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Gerritt Kuhn wrote: > On Mon, 24 Aug 2015 22:29:26 +0300 Slawa Olhovchenkov <slw@zxy.spb.ru> > wrote about dev.ix.0.queueX.interrupt_rate: > > SO> Last -stable, no tuning. Is this normal? > > From 10.2-rel (and still having severe performance issues with NFS as > reported before): > > dev.ix.0.queue7.interrupt_rate: 31250 > dev.ix.0.queue6.interrupt_rate: 100000 > dev.ix.0.queue5.interrupt_rate: 83333 > dev.ix.0.queue4.interrupt_rate: 100000 > dev.ix.0.queue3.interrupt_rate: 500000 > dev.ix.0.queue2.interrupt_rate: 31250 > dev.ix.0.queue1.interrupt_rate: 31250 > dev.ix.0.queue0.interrupt_rate: 500000 > If you have tso enabled, you could try this patch: https://reviews.freebsd.org/D3477 If TSO is disabled, then we don't have an explanation for poor NFS performance yet. If you haven't seen it, you might want to keep an eye on this thread: http://docs.FreeBSD.org/cgi/mid.cgi?55DC1B5A.8010109 rick > > > cu > Gerrit > _______________________________________________ > freebsd-stable@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org" >
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