From: Hans Reiser <reiser@namesys.com>
To: Peter Staubach <staubach@redhat.com>
Cc: vs@namesys.com, reiserfs-list@namesys.com
Subject: Re: journal size reiserfs vs reiser4
Date: Thu, 01 Sep 2005 08:25:11 -0700 [thread overview]
Message-ID: <43171D57.3030007@namesys.com> (raw)
In-Reply-To: <4316FD28.5020304@redhat.com>
Peter Staubach wrote:
>
>>> reiser4 reserves 5% of disk space for its internal needs.
>>>
>
> 5% of today's big disks seems a little excessive. Does reiser4 really
> need
> that much space or would less also suffice without compromising
> performance?
>
> Is there research available which makes up the basis for the 5% number?
>
> Thanx...
>
> ps
>
>
Research for filesystems generally says that as you get more than 85%
full the performance goes down, by a lot as you get close to 100%. 5%
is probably too little rather than too much.
next prev parent reply other threads:[~2005-09-01 15:25 UTC|newest]
Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-09-01 11:46 journal size reiserfs vs reiser4 Thomas Kuther
2005-09-01 12:48 ` Thomas Kuther
2005-09-01 12:53 ` Vladimir V. Saveliev
2005-09-01 13:03 ` PFC
2005-09-01 13:12 ` Thomas Kuther
2005-09-01 13:05 ` Thomas Kuther
2005-09-01 13:07 ` Peter Staubach
2005-09-01 13:37 ` Vladimir V. Saveliev
2005-09-01 15:25 ` Hans Reiser [this message]
2005-09-01 16:06 ` Peter Staubach
2005-09-01 16:23 ` Marcel Hilzinger
2005-09-01 17:03 ` David Masover
2005-09-01 17:27 ` Hans Reiser
2005-09-01 17:36 ` Peter Staubach
2005-09-01 17:59 ` Hans Reiser
2005-09-01 18:14 ` Peter Staubach
2005-09-01 22:17 ` Hans Reiser
2005-09-02 2:28 ` michael chang
2005-09-02 6:34 ` Vladimir V. Saveliev
2005-09-02 7:19 ` Hans Reiser
2005-09-02 7:39 ` PFC
2005-09-02 16:02 ` michael chang
2005-09-02 17:37 ` Łukasz Mierzwa
2005-09-02 18:08 ` Gregory Maxwell
2005-09-02 21:29 ` Matt Stegman
2005-09-04 1:04 ` michael chang
2005-09-04 2:38 ` David Masover
2005-09-04 3:48 ` Hans Reiser
2005-09-04 9:29 ` Clemens Eisserer
2005-09-04 16:42 ` David Masover
2005-09-05 12:16 ` michael chang
2005-09-05 18:20 ` David Masover
2005-09-05 21:24 ` michael chang
2005-09-06 13:59 ` Tom Vier
2005-09-06 20:32 ` michael chang
2005-09-06 20:45 ` David Masover
2005-09-06 20:47 ` michael chang
2005-09-06 21:03 ` David Masover
2005-09-06 23:10 ` Hans Reiser
2005-09-07 2:48 ` Gregory Maxwell
2005-09-07 23:58 ` reiser4 merge status Hans Reiser
2005-09-08 0:08 ` Andrew Morton
2005-09-06 20:36 ` journal size reiserfs vs reiser4 Gregory Maxwell
2005-09-06 20:41 ` michael chang
2005-09-07 14:01 ` Tom Vier
2005-09-07 20:18 ` michael chang
2005-09-05 12:14 ` michael chang
2005-09-03 10:08 ` Sander
2005-09-03 11:34 ` Pierre Etchemaïté
2005-09-04 0:15 ` Hans Reiser
2005-09-01 13:13 ` Marcel Hilzinger
2005-09-01 13:15 ` Thomas Kuther
2005-09-01 14:08 ` michael chang
2005-09-01 13:13 ` Lexington Luthor
2005-09-01 13:28 ` Thomas Kuther
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