From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Wed, 5 Jun 2002 07:50:49 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Wed, 5 Jun 2002 07:50:48 -0400 Received: from mailhub.fokus.gmd.de ([193.174.154.14]:53242 "EHLO mailhub.fokus.gmd.de") by vger.kernel.org with ESMTP id ; Wed, 5 Jun 2002 07:50:40 -0400 Message-ID: <3CFDFAF6.8090801@fokus.fhg.de> Date: Wed, 05 Jun 2002 13:50:14 +0200 From: Matthias Welk User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.0rc2) Gecko/20020510 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Trond Myklebust CC: Matthias Welk , linux-kernel@vger.kernel.org Subject: Re: nfs slowdown since 2.5.4 In-Reply-To: <200206041253.44446.welk@fokus.gmd.de> <200206041848.38954.trond.myklebust@fys.uio.no> <200206041916.29725.welk@fokus.gmd.de> <200206041928.54392.trond.myklebust@fys.uio.no> Content-Type: multipart/mixed; boundary="------------060904040607060900000000" Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org This is a multi-part message in MIME format. --------------060904040607060900000000 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Trond Myklebust wrote: >On Tuesday 04 June 2002 19:16, Matthias Welk wrote: > > >>On Tuesday 04 June 2002 18:48, Trond Myklebust wrote: >> >> >>>On Tuesday 04 June 2002 17:56, Matthias Welk wrote: >>> >>> >>>>To get more info about this problem I compared the compile time and the >>>>nfs traffic between 2.4.18-4 and 2.5.20 on a RedHat 7.3 system. >>>>The sources (mosfet-liquid0.9.5.tar.gz - KDE style) were located on the >>>>local disc and the libraries were linked over nfs. >>>>The results attached to this mail show the big difference ! >>>> >>>> > >Does the appended patch make a difference > Yes, the lookup rate increased 1/3 compared to the unpatched version. I have attached updated results of the build process, because there was a mistake for the 2.4.18 version. Now the addition to my last mail: NFS-Server: Auspex NS3010 NFS-Filesystem: Auspex-specific (FastFLO Journaling File System) Greetings, Matthias --------------------------------------------------------------- From: Matthias Welk office: +49-30-3463-7272 FHG Fokus mobile: +49-179- 1144752 Kaiserin-Augusta-Allee 31 fax : +49-30-3463-8672 10589 Berlin email : welk@fokus.fhg.de ---------------------------------------------------------------- --------------060904040607060900000000 Content-Type: text/plain; name="build_2.4.18.txt" Content-Transfer-Encoding: 7bit Content-Disposition: inline; filename="build_2.4.18.txt" #time to build on a RedHat 7.3 system with 2.4.18-4 real 1m8.473s user 0m51.510s sys 0m7.800s # packets: 7757 lookup: 2952 getattr: 175 readdir: 72 readlink: 119 read: 567 frag: 4144 other: 0 --------------060904040607060900000000 Content-Type: text/plain; name="build_2.5.20.txt" Content-Transfer-Encoding: 7bit Content-Disposition: inline; filename="build_2.5.20.txt" #time to build on a RedHat 7.3 system with 2.5.20 real 1m48.509s user 0m51.320s sys 0m12.790s # packets: 149859 lookup: 143791 getattr: 1273 readdir: 24 readlink: 119 read: 828 frag: 4232 other: 0 --------------060904040607060900000000 Content-Type: text/plain; name="build_2.5.20_patched.txt" Content-Transfer-Encoding: 7bit Content-Disposition: inline; filename="build_2.5.20_patched.txt" #time to build on a RedHat 7.3 system with 2.5.20 patched real 2m11.262s user 0m50.960s sys 0m14.260s # packets: 234552 lookup: 229030 getattr: 728 readdir: 24 readlink: 119 read: 827 frag: 4231 other: 0 --------------060904040607060900000000--