Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Mon, 14 Oct 2002 00:02:20 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Mon, 14 Oct 2002 00:02:20 -0400 Received: from tone.orchestra.cse.unsw.EDU.AU ([129.94.242.28]:2003 "HELO tone.orchestra.cse.unsw.EDU.AU") by vger.kernel.org with SMTP id ; Mon, 14 Oct 2002 00:02:19 -0400 From: Neil Brown To: Stephan von Krawczynski Date: Mon, 14 Oct 2002 13:38:32 +1000 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <15786.15416.668502.225074@notabene.cse.unsw.edu.au> Cc: trond.myklebust@fys.uio.no, linux-kernel@vger.kernel.org Subject: Re: nfs-server slowdown in 2.4.20-pre10 with client 2.2.19 In-Reply-To: message from Stephan von Krawczynski on Monday October 14 References: <20021013172138.0e394d96.skraw@ithnet.com> <15785.64463.490494.526616@notabene.cse.unsw.edu.au> <20021014045410.4721c209.skraw@ithnet.com> X-Mailer: VM 7.07 under Emacs 20.7.2 X-face: [Gw_3E*Gng}4rRrKRYotwlE?.2|**#s9D > > > Very odd... There were no changes between pre9 and pre10 that > > directly relate to the nfs server, and none that immediately jump out > > at me that could cause a slowdown in NFS writes. > > > > What architecture? PPC saw a lot of updates. > > i386, namely dual PIII 1GHz with 1 GB RAM > Are you sure it has nothing to do with the latest patch and SMP: > > Trond Myklebust : > o Workaround NFS hangs introduced in 2.4.20-pre Nope. This is purely client side. The nfs server doesn't go anywhere near this code. > > > What filesystem? jfs saw one change > > reiserfs 3.6 > > > What storage device? IDE or SCSI? > > IDE, PDC20268 > Well, I cannot see any changes between pre9 and pre10 that would have any effect on an nfs server with your configuration... > > Can you try going back to -pre9 and confirm that performance comes > > back? > > I will have a second try on the issue this night and be back with > info tommorrow. Thanks. hopefully that will shed some light. NeilBrown - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/