Date: Thu, 14 May 2015 19:27:21 +0300 From: Slawa Olhovchenkov <slw@zxy.spb.ru> To: Ian Lepore <ian@freebsd.org> Cc: Poul-Henning Kamp <phk@phk.freebsd.dk>, John-Mark Gurney <jmg@funkthat.com>, Adrian Chadd <adrian@freebsd.org>, Hans Petter Selasky <hps@selasky.org>, David Chisnall <theraven@freebsd.org>, Baptiste Daroussin <bapt@freebsd.org>, "current@freebsd.org" <current@freebsd.org> Subject: Re: Increase BUFSIZ to 8192 Message-ID: <20150514162721.GF1394@zxy.spb.ru> In-Reply-To: <1431615185.1221.57.camel@freebsd.org> References: <20150513080342.GE37063@funkthat.com> <A1224018-7540-4C76-91EF-AEA2655E49A8@FreeBSD.org> <55530CC3.1090204@selasky.org> <1431528249.1221.15.camel@freebsd.org> <CAJ-VmonL9mT4JLqfSefKYiwv5-ecLkx9RZ5=kXt__%2Bs9iO4%2B9Q@mail.gmail.com> <20150513181347.GM37063@funkthat.com> <1431542835.1221.30.camel@freebsd.org> <20150514072155.GT37063@funkthat.com> <62511.1431589335@critter.freebsd.dk> <1431615185.1221.57.camel@freebsd.org>
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On Thu, May 14, 2015 at 08:53:05AM -0600, Ian Lepore wrote: > At least I'm inclined to ponder it. Apparently nobody else is. People > running servers with more GB of ram than grains of sand on the beach > won't care about things like 64k buffers used by /bin/sh to read a line > of text, and all the world is big servers now, right? I have setups with servering tens of gigabits pers second from one server. Default send_lowat (SO_SNDLOWAT) is 2048. Settnig to 128K increase load. Setting to 16k slightly reduce. Not so simple.
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