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From: Nikita Danilov <Nikita@Namesys.COM>
To: Paul P Komkoff Jr <i@stingr.net>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [STUPID TESTCASE] ext3 htree vs. reiserfs on 2.5.40-mm1
Date: Wed, 2 Oct 2002 10:39:48 +0400	[thread overview]
Message-ID: <15770.38068.29726.456359@laputa.namesys.com> (raw)
In-Reply-To: <20021001195914.GC6318@stingr.net>

Paul P Komkoff Jr writes:
 > This is the stupidiest testcase I've done but it worth seeing (maybe)
 > 
 > We create 300000 files named from 00000000 to 000493E0 in one
 > directory, then delete it in order.
 > 
 > Tests taken on ext3+htree and reiserfs. ext3 w/o htree hadn't
 > evaluated because it will take long long time ...
 > 
 > both filesystems was mounted with noatime,nodiratime and ext3 was
 > data=writeback to be somewhat fair ...
 > 
 > 	       	real 	      	user  		sys
 > reiserfs:
 > Creating: 	3m13.208s	0m4.412s	2m54.404s
 > Deleting:	4m41.250s	0m4.206s	4m17.926s
 > 
 > Ext3:
 > Creating:	4m9.331s	0m3.927s	2m21.757s
 > Deleting:	9m14.838s	0m3.446s	1m39.508s

Why user times are so different?

 > 
 > htree improved this a much but it still beaten by reiserfs. seems odd
 > to me - deleting taking twice time then creating ...
 > 
 > -- 
 > Paul P 'Stingray' Komkoff 'Greatest' Jr /// (icq)23200764 /// (http)stingr.net
 >   When you're invisible, the only one really watching you is you (my keychain)

Nikita.


      parent reply	other threads:[~2002-10-02  6:34 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-10-01 19:59 Paul P Komkoff Jr
2002-10-01 20:43 ` Hans Reiser
2002-10-01 20:49   ` Hans Reiser
2002-10-01 21:17     ` Rik van Riel
2002-10-01 21:31     ` Daniel Phillips
2002-10-01 20:43 ` Andreas Dilger
2002-10-01 21:19   ` Hans Reiser
2002-10-02 10:48   ` Paul P Komkoff Jr
2002-10-02 16:54     ` Andreas Dilger
2002-10-03  0:37       ` [Ext2-devel] " Theodore Ts'o
2002-10-03 12:04         ` Hans Reiser
2002-10-03 19:40           ` Theodore Ts'o
2002-10-03 19:44             ` Hans Reiser
2002-10-04 15:53   ` Oleg Drokin
2002-10-04 17:09     ` [Ext2-devel] " Andreas Dilger
2002-10-07  6:54       ` Oleg Drokin
2002-10-10  0:27       ` Daniel Phillips
2002-10-01 21:27 ` Daniel Phillips
2002-10-02 16:38   ` Paul P Komkoff Jr
2002-10-02  6:39 ` Nikita Danilov [this message]

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