Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Mon, 17 Mar 2003 21:10:12 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Mon, 17 Mar 2003 21:10:12 -0500 Received: from ip-92-118-134-202.rev.dyxnet.com ([202.134.118.92]:28211 "EHLO mail.office") by vger.kernel.org with ESMTP id ; Mon, 17 Mar 2003 21:10:09 -0500 Message-ID: <3E7683C9.5000802@thizgroup.com> Date: Tue, 18 Mar 2003 10:26:17 +0800 From: =?Big5?B?QWxleCBMYXUgvEKrVL3l?= User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.4a) Gecko/20030305 X-Accept-Language: zh-hk, zh-tw, zh-cn MIME-Version: 1.0 To: Bernd Eckenfels CC: linux-kernel@vger.kernel.org, fai@thizgroup.com Subject: Re: FileSystem XFS vs RiserFS vs ext3 References: In-Reply-To: Content-Type: text/plain; charset=Big5 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3950 Lines: 132 Bernd Eckenfels wrote: >NFS is a bit tricky. Reiser used to be broken on it, and at least from large >XFS NFS Servers I know that they tend to be unstable, still. > >For the Database Servers, I am not sure how well they operate with >journaling filesystems. I think Linux Journal had an article on performance >on that. > >Reiser might be your bet, depending on the usage pattern of the filename >space, with Ext3 catching up. Personally I love the XFS features for >resizing in connection with LVMs, but i guess you can have that with Ext3 >and Reiser, too. > >Greetings >Bernd > > Thanks for all the input. Here is some info after I get from my setting. Hardware config: Tyan 2466 Duel MP2200+ 512MB, SX6000 4 ide 120GB 7200RPM RAID5 ------------------------------------------------------------------------- StPeter:/mnt/part1# sfdisk -l /dev/sda Disk /dev/sda: 351905 cylinders, 64 heads, 32 sectors/track Warning: extended partition does not start at a cylinder boundary. DOS and Linux will interpret the contents differently. Warning: The first partition looks like it was made for C/H/S=*/255/63 (instead of 351905/64/32). For this listing I'll assume that geometry. Units = cylinders of 8225280 bytes, blocks of 1024 bytes, counting from 0 Device Boot Start End #cyls #blocks Id System /dev/sda1 0+ 44860 44861- 360345951 5 Extended /dev/sda2 0 - 0 0 0 Empty /dev/sda3 0 - 0 0 0 Empty /dev/sda4 0 - 0 0 0 Empty /dev/sda5 0+ 3646 3647- 29294464+ 83 Linux /dev/sda6 3647+ 7293 3647- 29294496 83 Linux /dev/sda7 7294+ 10940 3647- 29294496 83 Linux /dev/sda8 10941+ 14587 3647- 29294496 83 Linux /dev/sda9 14588+ 18234 3647- 29294496 83 Linux /dev/sda10 18235+ 21881 3647- 29294496 83 Linux /dev/sda11 21882+ 25528 3647- 29294496 83 Linux /dev/sda12 25529+ 29175 3647- 29294496 83 Linux /dev/sda13 29176+ 32822 3647- 29294496 83 Linux /dev/sda14 32823+ 36469 3647- 29294496 83 Linux /dev/sda15 36470+ 44860 8391- 67400676 83 Linux ------------------------------------------------------------------ StPeter:/mnt/part1# hdparm -t /dev/sda /dev/sda: Timing buffered disk reads: 64 MB in 1.60 seconds = 40.00 MB/sec StPeter:/mnt/part1# hdparm -T /dev/sda /dev/sda: Timing buffer-cache reads: 128 MB in 0.47 seconds =272.34 MB/sec ------------------------------------------------------------------ StPeter:/mnt/part1# mount /dev/sda5 on /mnt/part1 type xfs (rw,noexec,nosuid,nodev) /dev/sda6 on /mnt/part2 type reiserfs (rw,noexec,nosuid,nodev) /dev/sda7 on /mnt/part3 type ext3 (rw,noexec,nosuid,nodev) StPeter:/mnt/part1# df -h Filesystem Size Used Avail Use% Mounted on /dev/sda5 28G 4.8M 27G 1% /mnt/part1 /dev/sda6 28G 33M 27G 1% /mnt/part2 /dev/sda7 27G 33M 26G 1% /mnt/part3 StPeter:/mnt/part1# time cp -rf /usr/src/kernel-source-2.4.20 ./ real 1m3.501s user 0m0.140s sys 0m2.680s StPeter:/mnt/part2# time cp -rf /usr/src/kernel-source-2.4.20 ./ real 0m3.696s *************** so fast... user 0m0.110s sys 0m3.570s StPeter:/mnt/part3# time cp -rf /usr/src/kernel-source-2.4.20 ./ real 1m29.697s user 0m0.090s sys 0m2.490s *ext3 used the most space StPeter:/mnt/part3# df -h Filesystem Size Used Avail Use% Mounted on /dev/sda5 28G 180M 27G 1% /mnt/part1 /dev/sda6 28G 191M 27G 1% /mnt/part2 /dev/sda7 27G 211M 25G 1% /mnt/part3 -------------------------------------------------------- StPeter:/mnt/part1# time rm -rf kernel-source-2.4.20/ real 0m23.351s user 0m0.050s sys 0m1.250s StPeter:/mnt/part2# time rm -rf kernel-source-2.4.20/ real 0m1.297s user 0m0.010s sys 0m0.890s StPeter:/mnt/part3# time rm -rf kernel-source-2.4.20/ real 0m1.062s user 0m0.000s sys 0m0.690s ------------------------------------------------------- Any suggestion for other test? Thanks Alex - 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/