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Date: Mon, 12 Feb 2001 17:33:53 -0200 (BRST)
From: Marcelo Tosatti <marcelo@conectiva.com.br>
To: Hans Reiser <reiser@namesys.com>
cc: Chris Mason <mason@suse.com>, Daniel Stone <daniel@kabuki.eyep.net>,
        Chris Wedgwood <cw@f00f.org>, David Rees <dbr@spoke.nols.com>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "reiserfs-list@namesys.com" <reiserfs-list@namesys.com>,
        Alexander Zarochentcev <zam@namesys.com>
Subject: Re: [reiserfs-list] Re: Apparent instability of reiserfs on 2.4.1
In-Reply-To: <3A884ABE.29F14A5D@namesys.com>
Message-ID: <Pine.LNX.4.21.0102121733410.29670-100000@freak.distro.conectiva>
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On Mon, 12 Feb 2001, Hans Reiser wrote:

> Marcelo Tosatti wrote:
> > 
> > On Sun, 11 Feb 2001, Chris Mason wrote:
> > 
> > >
> > >
> > > On Sunday, February 11, 2001 10:00:11 AM +0300 Hans Reiser
> > > <reiser@namesys.com> wrote:
> > >
> > > > Daniel Stone wrote:
> > > >>
> > > >> On 11 Feb 2001 02:02:00 +1300, Chris Wedgwood wrote:
> > > >> > On Thu, Feb 08, 2001 at 05:34:44PM +1100, Daniel Stone wrote:
> > > >> >
> > > >> >     I run Reiser on all but /boot, and it seems to enjoy corrupting my
> > > >> >     mbox'es randomly.
> > > >> >
> > > >> > what kind of corruption are you seeing?
> > > >>
> > > >> Zeroed bytes.
> > > >
> > > > This sounds like the same bug as the syslog bug, please try to help Chris
> > > > reproduce it.
> > > >
> > > > zam, if Chris can't reproduce it by Monday, please give it a try.
> > > >
> > >
> > > I had a bunch of scripts running over the weekend to try and reproduce
> > > this, but the results were ruined when a major storm killed the power (no,
> > > still haven't gotten around to configuring my UPS to shut things down ;-).
> > >
> > > So, I'll try again.
> > 
> > Chris,
> > 
> > Do you know if the people reporting the corruption with reiserfs on
> > 2.4 were using IDE drives with PIO mode and IDE multicount turned on?
> > 
> > If so, it may be caused by the problem fixed by Russell King on
> > 2.4.2-pre2.
> > 
> > Without his fix, I was able to corrupt ext2 while using PIO+multicount
> > very very easily.
> 
> Was the bug you describe also present in the 2.2.* series?  If not, then the
> bugs are not the same.

N.

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