From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Dumazet Subject: Re: TCP_STREAM performance regression on commit b3613118 Date: Fri, 02 Mar 2012 04:28:15 -0800 Message-ID: <1330691295.2469.1.camel@edumazet-laptop> References: <1329472239.2861.3.camel@edumazet-HP-Compaq-6005-Pro-SFF-PC> <20120217.133327.1178765872497293871.davem@davemloft.net> <1330656317.21053.1411.camel@debian> <20120301.220743.2174015405223036036.davem@davemloft.net> <1330670277.21053.1448.camel@debian> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: David Miller , feng.tang@intel.com, linux-kernel@vger.kernel.org, tim.c.chen@intel.com, ying.huang@intel.com, netdev@vger.kernel.org To: Alex Shi Return-path: In-Reply-To: <1330670277.21053.1448.camel@debian> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org Le vendredi 02 mars 2012 =C3=A0 14:37 +0800, Alex Shi a =C3=A9crit : > On Thu, 2012-03-01 at 22:07 -0500, David Miller wrote: > > From: Alex Shi > > Date: Fri, 02 Mar 2012 10:45:17 +0800 > >=20 > > > Add CC to tang feng, He is working on this issue.=20 > >=20 > > Is he? I'm pretty sure this is due to the TCP receive window growi= ng > > issue Eric Dumazet, Neal Cardwell and I are discussing in the threa= d > > starting at: > >=20 > > http://marc.info/?l=3Dlinux-netdev&m=3D132916352815286&w=3D2 >=20 > That's great!=20 > May my language make you confusing. Actually, Feng is doing > investigation on this issue. Since you fund out the reason, it saved = his > work. :)=20 >=20 Actually it would be great if you or Feng could post the exact tests done and numbers so that we can make sure this is the tracked issue. Thanks