From mboxrd@z Thu Jan 1 00:00:00 1970 From: jamal Subject: RE: [PATCH] abysmal e1000 performance (DITR) Date: 26 Aug 2004 13:55:30 -0400 Sender: netdev-bounce@oss.sgi.com Message-ID: <1093542930.1027.124.camel@jzny.localdomain> References: <468F3FDA28AA87429AD807992E22D07E014CEF36@orsmsx408> Reply-To: hadi@cyberus.ca Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Cc: tharbaugh@lnxi.com, netdev@oss.sgi.com, "Feldman, Scott" , "Brandeburg, Jesse" Return-path: To: "Venkatesan, Ganesh" In-Reply-To: <468F3FDA28AA87429AD807992E22D07E014CEF36@orsmsx408> Errors-to: netdev-bounce@oss.sgi.com List-Id: netdev.vger.kernel.org Ganesh, Can you please make this feature off by default and perhaps accesible via ethtool for peopel who want to turn it on. I just wasted a few hours and was bitten by this performance-wise. Please consider disabling it. cheers, jamal On Fri, 2004-06-04 at 11:44, Venkatesan, Ganesh wrote: > Thayne: > > We are studying the patch and will get back to you once we have a plan > to integrate it into the driver. > > Thanks, > ganesh > > ------------------------------------------------- > Ganesh Venkatesan > Network/Storage Division, Hillsboro, OR > > -----Original Message----- > From: Thayne Harbaugh [mailto:tharbaugh@lnxi.com] > Sent: Friday, June 04, 2004 7:20 AM > To: netdev@oss.sgi.com > Cc: Venkatesan, Ganesh; Feldman, Scott; Brandeburg, Jesse > Subject: Re: [PATCH] abysmal e1000 performance (DITR) > > I have documented a serious performance problem with DITR in the e1000 > driver. I have sent a patch to the netdev list as well as CC'ed various > people at Intel. There has been very little response. I am wondering > who has reviewed the DITR performance problem and what the plans are for > fixing it.