Date: Sat, 29 Nov 2008 13:01:52 -0800 (PST) From: Venkat Venkatsubra <venkatvenkatsubra@yahoo.com> To: David Malone <dwmalone@maths.tcd.ie> Cc: Rui Paulo <rpaulo@fnop.net>, freebsd-net@freebsd.org, Kevin Oberman <oberman@es.net> Subject: Re: FreeBSD Window updates Message-ID: <865234.28813.qm@web58308.mail.re3.yahoo.com> References: <200811292046.aa42834@salmon.maths.tcd.ie>
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So the apps read buffer is possibly 32=A0times 2^8 =3D 8KB ?=0A(32 being th= e increment in each of those window updates.)=0A=0A=0A=0A=0A_______________= _________________=0AFrom: David Malone <dwmalone@maths.tcd.ie>=0ATo: Venkat= Venkatsubra <venkatvenkatsubra@yahoo.com>=0ACc: Rui Paulo <rpaulo@fnop.net= >; freebsd-net@freebsd.org; Kevin Oberman <oberman@es.net>=0ASent: Saturday= , November 29, 2008 2:46:53 PM=0ASubject: Re: FreeBSD Window updates=0A=0A>= Each of these 5 window updates are sent after the apps completed the read= =0A> that it issued, what's the buffer size the apps is passing to the read= ?=0A> If it is small, could that be increased?=0A=0AI'm not actually sure -= the app is iperf. The window scaling factor=0Ais 8 here I think.=0A=0A> Bu= t I agree with you that there is room for optimizing sending of these=0A> w= indow updates.=0A=0AAny feeling for which would be the better fix?=0A=0A=A0= =A0=A0 David.=0A=0A=0A=0A
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