From owner-linux-raid-outgoing@vger.rutgers.edu Wed Jan 12 15:23:31 2000 Return-Path: Received: from nic.funet.fi (nic.funet.fi [193.166.0.145]) by planet.fef.com (8.9.3/8.9.3) with ESMTP id PAA22885 for ; Wed, 12 Jan 2000 15:23:30 -0800 Received: from vger.rutgers.edu ([128.6.190.2]:7276 "EHLO vger.rutgers.edu" ident: "NO-IDENT-SERVICE[2]" smtp-auth: TLS-CIPHER: ) by nic.funet.fi with ESMTP id ; Thu, 13 Jan 2000 01:21:58 +0200 Received: by vger.rutgers.edu via listexpand id ; Wed, 12 Jan 2000 18:13:56 -0500 Received: by vger.rutgers.edu id ; Wed, 12 Jan 2000 15:01:59 -0500 Received: from dweeb.lbl.gov ([128.3.11.100]:4543 "EHLO dweeb.lbl.gov") by vger.rutgers.edu with ESMTP id ; Wed, 12 Jan 2000 14:44:23 -0500 Received: from lbl.gov (localhost [127.0.0.1]) by dweeb.lbl.gov (8.9.3/8.9.3) with ESMTP id LAA17190; Wed, 12 Jan 2000 11:44:09 -0800 Message-ID: <387CD989.23C59326@lbl.gov> Date: Wed, 12 Jan 2000 11:44:09 -0800 From: Thomas Davis X-Mailer: Mozilla 4.7 [en] (X11; U; Linux 2.3.37 i686) X-Accept-Language: en MIME-Version: 1.0 To: James Manning CC: linux-raid Subject: Re: large ide raid system References: <00011015332400.23955@jevons.mml.usyd.edu.au> <20000110020314.A14323@jmm.raleigh.ibm.com> <387A50B0.CF539F78@lbl.gov> <387B4967.1C4F8D2C@gats-inc.com> <387B704B.2987BD4B@lbl.gov> <20000111171000.C4552@jmm.raleigh.ibm.com> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-linux-raid@vger.rutgers.edu Precedence: bulk X-Loop: majordomo@vger.rutgers.edu X-Orcpt: rfc822;linux-raid-outgoing Status: RO James Manning wrote: > > [ Tuesday, January 11, 2000 ] Thomas Davis wrote: > > -------Sequential Output-------- ---Sequential Input-- > > --Random-- > > -Per Char- --Block--- -Rewrite-- -Per Char- --Block--- > > --Seeks--- > > Machine MB K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU > > /sec %CPU > > pdsfdv10 1024 14076 85.1 18487 24.3 12089 35.8 20182 83.0 63064 69.8 > > 344.4 7.1 > > hmmm ok... > > Any chance I could talk you into running the tiobench.pl from > http://www.iki.fi/miku/tiotest/ (after "make" to build tiotest)? > > I'd love to see what it puts out vs. bonnie on such a system. > [root@pdsfdv10 tiotest-0.16]# ./tiobench.pl Found memory size of 255.94140625 MB Now running ./tiotest -t 1 -f 510 -s 4000 -b 4096 -d . -T -W Size is MB, BlkSz is Bytes, Read and Write are MB/sec, Seeks are Seeks/sec Machine Directory Size(MB) BlkSz Threads Read Write Seeks ----------- ----------- --------- ------- --------- ------ ------- ------- . 510 4096 1 63.197 16.073 185.185 Now running ./tiotest -t 2 -f 255 -s 2000 -b 4096 -d . -T -W . 510 4096 2 62.347 15.366 304.183 Now running ./tiotest -t 4 -f 127 -s 1000 -b 4096 -d . -T -W . 510 4096 4 67.285 15.070 528.402 Now running ./tiotest -t 8 -f 63 -s 500 -b 4096 -d . -T -W . 510 4096 8 52.610 14.797 803.213 [root@pdsfdv10 tiotest-0.16]# ./tiobench.pl --threads 16 Found memory size of 255.94140625 MB Now running ./tiotest -t 16 -f 31 -s 250 -b 4096 -d . -T -W Size is MB, BlkSz is Bytes, Read and Write are MB/sec, Seeks are Seeks/sec Machine Directory Size(MB) BlkSz Threads Read Write Seeks ----------- ----------- --------- ------- --------- ------ ------- ------- . 510 4096 16 33.514 14.806 1302.93 [root@pdsfdv10 tiotest-0.16]# ./tiobench.pl --threads 32 Found memory size of 255.94140625 MB Now running ./tiotest -t 32 -f 15 -s 125 -b 4096 -d . -T -W Size is MB, BlkSz is Bytes, Read and Write are MB/sec, Seeks are Seeks/sec Machine Directory Size(MB) BlkSz Threads Read Write Seeks ----------- ----------- --------- ------- --------- ------ ------- ------- . 510 4096 32 27.491 13.445 1851.85 [root@pdsfdv10 tiotest-0.16]# ./tiobench.pl --threads 64 Found memory size of 255.94140625 MB Now running ./tiotest -t 64 -f 7 -s 62 -b 4096 -d . -T -W Size is MB, BlkSz is Bytes, Read and Write are MB/sec, Seeks are Seeks/sec Machine Directory Size(MB) BlkSz Threads Read Write Seeks ----------- ----------- --------- ------- --------- ------ ------- ------- . 510 4096 64 42.667 13.211 2110.63 [root@pdsfdv10 tiotest-0.16]# ./tiobench.pl --threads 128 Found memory size of 255.94140625 MB Now running ./tiotest -t 128 -f 3 -s 31 -b 4096 -d . -T -W Size is MB, BlkSz is Bytes, Read and Write are MB/sec, Seeks are Seeks/sec Machine Directory Size(MB) BlkSz Threads Read Write Seeks ----------- ----------- --------- ------- --------- ------ ------- ------- . 510 4096 128 44.548 13.627 2511.39 [root@pdsfdv10 tiotest-0.16]# ./tiobench.pl --threads 256 Found memory size of 255.94140625 MB Now running ./tiotest -t 256 -f 1 -s 15 -b 4096 -d . -T -W Size is MB, BlkSz is Bytes, Read and Write are MB/sec, Seeks are Seeks/sec Machine Directory Size(MB) BlkSz Threads Read Write Seeks ----------- ----------- --------- ------- --------- ------ ------- ------- . 510 4096 256 36.941 12.580 4042.10 (I was playing around at the end..) -- ------------------------+-------------------------------------------------- Thomas Davis | PDSF Project Leader tadavis@lbl.gov | (510) 486-4524 | "Only a petabyte of data this year?"