From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) by finch.gentoo.org (Postfix) with ESMTP id D47841381F3 for ; Sat, 20 Jul 2013 00:58:22 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id AD8EEE0A65; Sat, 20 Jul 2013 00:58:16 +0000 (UTC) Received: from mout.perfora.net (mout.perfora.net [74.208.4.194]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id 83D16E0A0B for ; Sat, 20 Jul 2013 00:58:15 +0000 (UTC) Received: from localhost (66-208-231-133.ubr01a.rte20201.pa.hfc.comcastbusiness.net [66.208.231.133]) by mrelay.perfora.net (node=mrus2) with ESMTP (Nemesis) id 0MX1My-1UfMjQ2RTI-00Vw7N; Fri, 19 Jul 2013 20:58:13 -0400 Date: Fri, 19 Jul 2013 19:58:11 -0500 From: Bruce Hill To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] SSD partitioning and migration Message-ID: <20130720005811.GX3387@server> References: <20130718182232.5c1301ce@acme7.acmenet> <51E8E30E.20906@gmail.com> <20130719114234.332ff09e@acme7.acmenet> <51E96CBB.4080300@gmail.com> <20130719190059.56d4864b@acme7.acmenet> <20130719221124.GU3387@server> <20130719203431.28188b6e@acme7.acmenet> Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20130719203431.28188b6e@acme7.acmenet> User-Agent: Mutt/1.5.21 (2010-09-15) X-Provags-ID: V02:K0:aXpLaowYeWWhBv69Wd7sBnUtRtt75RTIQgkVDptwyin HYg92rkSGF5OPQxMhtx41Hza3FsoKp3dU3/aR42d4HYLnGUqLO 7zYGw3q6k19RyLxf7nTcLGkx3u4o015KJFHuqpwnlHYBEDCdQo hzPEHYelwDbU+A9dG3lEziTL0L7AvK/pof7HkFWu3hs1cqDdiX VqmvU/JStyRgjZwhymmURHrJeLweYzsUDhe+lipqhg2If7AbWA 9BZK5R08H8UJXvZxSxHvlBuY+z9x8hAxjT7ZKQ5ib7HPnfe5xg /Qi2bfSBxJnVAMU/ROZ9UMStf/Qag7VuHK2wnLYCW8gZeOwV3V 8b3qn/0v2y5BUVP8kVnQ= X-Archives-Salt: 520c2e81-3331-41fc-9646-c1fc5202e0b4 X-Archives-Hash: 0b75e663ad7a483cad13a86c6fe54b3e On Fri, Jul 19, 2013 at 08:34:31PM -0300, luis jure wrote: > on 2013-07-19 at 17:11 Bruce Hill wrote: > > > Do some meaningful benchmark... > > > > emerge -ajv app-benchmarks/bonnie++ && bonnie++ -d /tmp -u root > > > > then post us your output. > > mmm... /tmp is on the root partition that's only about 40 Gb (in my old > HDD / was 30Gb, and that was enough, but sometimes i had to clean a bit to > compile libreoffice, that checks for 6Gb free). > > apparently that's not enough for bonnie++ to run, so i mounted the other > partition in the SSD and performed the benchmark there. > > here's the result : > > > Using uid:0, gid:0. > Writing a byte at a time...done > Writing intelligently...done > Rewriting...done > Reading a byte at a time...done > Reading intelligently...done > start 'em...done...done...done...done...done... > Create files in sequential order...done. > Stat files in sequential order...done. > Delete files in sequential order...done. > Create files in random order...done. > Stat files in random order...done. > Delete files in random order...done. > Version 1.97 ------Sequential Output------ --Sequential Input- > --Random- Concurrency 1 -Per Chr- --Block-- -Rewrite- -Per Chr- > --Block-- --Seeks-- Machine Size K/sec %CP K/sec %CP K/sec %CP > K/sec %CP K/sec %CP /sec %CP acme7 24016M 571 98 261698 22 > 133029 14 4272 99 287927 12 8057 53 Latency 23779us > 78780us 591ms 2378us 51825us 892ms Version 1.97 > ------Sequential Create------ --------Random Create-------- > acme7 -Create-- --Read--- -Delete-- -Create-- --Read--- > -Delete-- files /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec > %CP 16 18593 19 +++++ +++ +++++ +++ +++++ +++ +++++ +++ +++++ +++ > Latency 2033us 419us 1322us 109us 4us > 33us > 1.97,1.97,acme7,1,1374260412,24016M,,571,98,261698,22,133029,14,4272,99,287927,12,8057,53,16,,,,,18593,19,+++++,+++,+++++,+++,+++++,+++,+++++,+++,+++++,+++,23779us,78780us,591ms,2378us,51825us,892ms,2033us,419us,1322us,109us,4us,33us > > > can you read that? i'm afraid i don't know much what those numbers mean in > terms of performance... Here's the definitive guide on how to understand it: https://blogs.oracle.com/roch/entry/decoding_bonnie Anyway, now you've got something to compare different disks on your hardware. Cheers, Bruce -- Happy Penguin Computers >') 126 Fenco Drive ( \ Tupelo, MS 38801 ^^ support@happypenguincomputers.com 662-269-2706 662-205-6424 http://happypenguincomputers.com/ A: Because it messes up the order in which people normally read text. Q: Why is top-posting such a bad thing? A: Top-posting. Q: What is the most annoying thing in e-mail? Don't top-post: http://en.wikipedia.org/wiki/Top_post#Top-posting