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Re: is EXT3 data=journal, 2K block size, 2.5 series kernel stable?



So, does this mean I shouldn't be using data=journal with my 2.4.18 kernel?

Thanks,
--jeff

----- Original Message -----
From: "Andrew Morton" <akpm zip com au>
To: "Daniel Pittman" <daniel rimspace net>
Cc: <ext3-users redhat com>
Sent: Tuesday, July 02, 2002 7:02 PM
Subject: Re: is EXT3 data=journal, 2K block size, 2.5 series kernel stable?


> Daniel Pittman wrote:
> >
> > A while back, after 2.5.6, there were various changes made to the kernel
> > that resulted in some instability with journaled data on ext3
> > filesystems, as well as small issues with my 2k block size file systems.
> >
> > Can someone (say, Andrew Morton ;) comment on the stability of the
> > current release with this sort of configuration?
> >
> > If it's not full of known bugs then I will give it another shot, but I
> > don't want to waste time finding out that it's still known to be broken
> > myself. :)
> >
>
> Nope.  data=journal is bust on 2.5.  It's also bust on 2.4, for
> the same reason.
>
> The problem arises from the mixing of regular write(2) operations
> and the writepage() function.  In 2.4, writepage() doesn't get
> called much.  In 2.5, it gets called all the time, and so the
> problem manifests more in 2.5.
>
> I think Stephen and I agreed on the way to fix it last week,
> but I haven't got onto coding it yet.  Probably next week.
>
> -
>
>
>
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