From: Hans Reiser <reiser@namesys.com>
To: "Philippe Gramoullé" <philippe.gramoulle@mmania.com>
Cc: ReiserFS Mailing List <reiserfs-list@namesys.com>,
Vladimir Saveliev <vs@namesys.com>
Subject: Re: Reiser4 / Reiserfs bonnie++ performance comparison
Date: Fri, 09 Jul 2004 11:37:11 -0700 [thread overview]
Message-ID: <40EEE5D7.7040306@namesys.com> (raw)
In-Reply-To: <20040709165924.27fabe63@philou.gramoulle.local>
Philippe Gramoulle' wrote:
> Hello,
>
>Below are results from bonnie++ done on reiser4 and reiserfs.
>Each result is an average of 5 runs.
>
>For Reiser4 i used default mkfs options and -o formatting=extents
>For Reisefs i used default mount options and -o notails
>
>Assuming that default behavior of bonnie++ is to use twice the RAM of the server,
>no reboot was done between consecutive runs
>
>Bonnie++ was run like this : bonnie++ -x 5 -d bonnie
>
>Hardware: Dell PowerEdge 2550 1GHz SMP, 1Go RAM, SCSI 15K RPM U160 Seagate Cheetah X15 Disk
>Software: Debian Sid + 2004.07.02 Reiser4 auto snapshot ( 2.6.7-mm4 )
>.config file available here if interested: http://philou.org/linux/reiser4/config-2.6.7-mm4
>
>Biggest regression seems to be in deletes.
>
>
I would like to know exactly what is being done in sequential block
output phase of this benchmark. vs, please comment on that and why
reiser4 is slow at it.
>I will gladly redo my benchmarks if you feel i did or missed something obviously important,
>or you'd like me to test other FSes as well
>
>Comments are welcome.
>
>Thanks,
>
>Philippe
>
>--
>Lycos Europe Noc
>
>
>
>Average of 5 runs with reiser4 ( no special mkfs options )
>
>Version 1.03 ------Sequential Output------ --Sequential Input- --Random-
> -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
>localbox 2G 15357 93 29126 24 17855 24 15994 93 40185 26 322 1
> ------Sequential Create------ --------Random Create--------
> -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete--
> files /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP
> 16 19839 99 +++++ +++ 7394 99.8 7632 100 +++++ +++ 7326 99.8
>
>
>Average of 5 runs with reiser4 ( mkfs option -o formatting=extents)
>
>Version 1.03 ------Sequential Output------ --Sequential Input- --Random-
> -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
>localbox 2G 15221 92 30467 25 17341 23 16059 94 40183 26 319 1
> ------Sequential Create------ --------Random Create--------
> -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete--
> files /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP
> 16 19728 99 +++++ +++ 7361 99.8 7576 99 +++++ +++ 7265 99.8
>
>
>Average of 5 runs with reiserfs ( no special mount options )
>
>Version 1.03 ------Sequential Output------ --Sequential Input- --Random-
> -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
>localbox 2G 16207 97 30432 30 16978 16 15100 91 38487 22 349 1
> ------Sequential Create------ --------Random Create--------
> -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete--
> files /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP
> 16 12433 99 +++++ +++ 10349 96 11836 99 +++++ +++ 9248 99.8
>
>
>Average of 5 runs with reiserfs ( mount option -o notails)
>
>Version 1.03 ------Sequential Output------ --Sequential Input- --Random-
> -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
>localbox 2G 16029 96 33199 33 16201 15 15226 91 38606 22 348 1
> ------Sequential Create------ --------Random Create--------
> -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete--
> files /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP
> 16 12423 99 +++++ +++ 10719 99 11767 99 +++++ +++ 9241 99.4
>
>
>
>
>
next prev parent reply other threads:[~2004-07-09 18:37 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-07-09 14:59 Reiser4 / Reiserfs bonnie++ performance comparison Philippe Gramoullé
2004-07-09 15:24 ` Marcel Hilzinger
2004-07-09 15:41 ` Chris Humphries
2004-07-09 20:06 ` Marcelo Pacheco
2004-07-10 5:08 ` Hans Reiser
2004-07-10 10:40 ` Mihai Rusu
2004-07-09 18:37 ` Hans Reiser [this message]
2004-07-12 14:58 ` Vladimir V. Saveliev
2004-07-09 20:54 ` Redeeman
2004-07-09 21:52 ` Dieter Nützel
2004-07-09 22:06 ` Redeeman
2004-07-10 5:17 ` Hans Reiser
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