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Re: to compare journalised file systems

To: linux-xfs@xxxxxxxxxxx
Subject: Re: to compare journalised file systems
From: Ethan Benson <erbenson@xxxxxxxxxx>
Date: Wed, 16 Oct 2002 12:38:53 -0800
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On Wed, Oct 16, 2002 at 05:50:47AM -0400, TJ Easter wrote:
> Anyone know if there are plans to impliment the immutable/append-only
> options?

a couple monthes ago Steve said it looked like it would be pretty easy
to do, and without breaking backward compatibilty (since older
implementations would simply ignore the bits).  he just doesn't really
have time, someone with a little experience in the XFS code could
probably do it though.

immutable, append-only, and the S (sync) bits would be the useful ones.

> Regards,
> -tje-
> 
> On Wed, 16 Oct 2002, Ethan Benson wrote:
> 
> > On Wed, Oct 16, 2002 at 10:46:59AM +0200, Fabien Combernous wrote:
> > > Lo,
> > >
> > > Actualy i'm looking for documents about journalised file system, in
> > > order to be able to compare them self. I need accurate information if i
> > > want to make a good study.
> > >
> > > Thoses informations have to permit me to get answer about table like this 
> > > :
> > >
> > >  Features \ fs    | xfs | ext3 | jfs | reiserfs |
> > > -------------------------------------------------
> > > chattr            |  ?  |  Y   |  ?  |    ?     |
> >
> > if you mean immutable/append only xfs doesn't have that, but its been
> > found it would be easy to add.  reiserfs already did add it.
> >
> > --
> > Ethan Benson
> > http://www.alaska.net/~erbenson/
> >

-- 
Ethan Benson
http://www.alaska.net/~erbenson/

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