Re: ReiserFS / 2.4.6 / Data Corruption

From: Hans Reiser (reiser@namesys.com)
Date: Sat Jul 28 2001 - 11:15:21 EST


Matthew Gardiner wrote:
>
> On Saturday 28 July 2001 02:55, Hans Reiser wrote:
> > Joshua Schmidlkofer wrote:
> > > I've almost quit using reiser, because everytime I have a power outage,
> > > the last 2 or three files that I've editted, even ones that I haven't
> > > touched in a while, will usually be hopelessly corrupted. The '<file>~'
> > > that Emacs makes is usually fine though. It seems to be that any open
> > > file is in danger. I don't know if this is normal, or not, but I
> > > switched to XFS on several machines. I have nothing against reiser. I
> > > assumed that these problems were due to immaturity....
> > >
> > > One more thing - All my computers with Reiser as '/' on them had a
> > > disturbingly long boot time. From the time when the Redhat startup
> > > scripts began, it was.... hideously slow. I thought nothing of it,
> > > blaming bash,
> >
> > Don't use RedHat with ReiserFS, they screw things up so many ways.....
> >
> > For instance, they compile it with the wrong options set, their boot
> > scripts are wrong, they just shovel software onto the CD.
> >
> > Use SuSE, and trust me, ReiserFS will boot faster than ext2.
> >
> > Actually, I am curious as to exactly how they manage to make ReiserFS boot
> > longer than ext2. Do they run fsck or what?
> >
> > Hans
>
> Regards to the ReiserFS. Something more spookie, OpenLinux (no boos and
> hisses please ;) ), they have ReiserFS as a module, yet, when I have the root
> partition as reiser I have no problems, voo doo magic perhaps? because when I
> compiled 2.4.7 w/ ReiserFS as a module, the boot forks up.

Perhaps there is a problem in which the reiserfs module does not get loaded
before you need to read the root partition?

If you isolate the problem to where you think it is a reiserfs bug, please let
me know. It sounds like not.

>
> Also, to speed it up, I have heard a urban myth (I am not too sure whether it
> is true), you add the tag notail. A little more disk space is used, however,
> apparently, it is meant to speed up access.

This is entirely correct. Moving tails around costs performance, ReiserFS
cannot give you something for nothing in this respect.

Hans
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This archive was generated by hypermail 2b29 : Tue Jul 31 2001 - 21:00:38 EST