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From: Oleg Drokin <green@namesys.com>
To: Russell Coker <russell@coker.com.au>
Cc: ReiserFS <reiserfs-list@namesys.com>
Subject: Re: ReiserFS is not suitable for a root FS.
Date: Sat, 17 May 2003 15:40:07 +0400	[thread overview]
Message-ID: <20030517114007.GA20790@namesys.com> (raw)
In-Reply-To: <200305172132.34865.russell@coker.com.au>

Hello!

On Sat, May 17, 2003 at 09:32:34PM +1000, Russell Coker wrote:
> > > Having the kernel just trash system memory because of bad data on disk is
> > > a bug.
> > You cannot check all the on disk values, this is too bik performance
> > impact. Nobody does that in Linux, I think.
> I really doubt that.
> On 99.99% of all machines in use the data can be checked much faster than it 
> can be read from disk.  There is little benefit in not checking, but there 
> are huge problems when something goes wrong if you don't check.
> Corrupted disks are not uncommon.  Otherwise we wouldn't need fsck programs!

Turn on CONFIG_REISERFS_CHECK and notice how you became CPU-bound instead of disk bound
suddenly.
Nobody does this in general case in linux.

Bye,
    Oleg

  reply	other threads:[~2003-05-17 11:40 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-05-17 10:30 ReiserFS is not suitable for a root FS Russell Coker
2003-05-17 10:56 ` Oleg Drokin
2003-05-17 11:09   ` Russell Coker
2003-05-17 11:24     ` Oleg Drokin
2003-05-17 11:32       ` Russell Coker
2003-05-17 11:40         ` Oleg Drokin [this message]
2003-05-17 11:14 ` Carl-Daniel Hailfinger
2003-05-17 11:25   ` Russell Coker
2003-05-17 12:01     ` Carl-Daniel Hailfinger
2003-05-17 12:10       ` Oleg Drokin
2003-05-19 10:22         ` Carl-Daniel Hailfinger
2003-05-19 10:31           ` Oleg Drokin
2003-05-21 22:09         ` Newsmail
2003-09-18 11:50         ` Carl-Daniel Hailfinger
2003-09-18 14:05           ` Vitaly Fertman
2003-05-17 12:40       ` Russell Coker
2003-05-19 19:55 ` bscott
2003-05-19 20:42   ` Dieter Nützel

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