Linux-kernel mailing list archive 2000-06,: Re: 2.4 Features

# Re: 2.4 Features

Peter T. Breuer (ptb@it.uc3m.es)
Tue, 8 Feb 2000 16:15:36 +0100 (MET)

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"A month of sundays ago Jakub Jelinek wrote:"
> On Tue, Feb 08, 2000 at 12:59:50AM +0100, Peter T. Breuer wrote:
> > "A month of sundays ago Riley Williams wrote:"
> > > I'm certainly willing to have a go at this, and see what happens.
> > > However, I'm not really sure what would constitute "stress testing" in
> > > this context, so guidance would be appreciated...
> >
> >
> > I've been running e2compr on all production systems (mine included)
> > for years. It's never given the slightest problem. I'm probably
> > the only person that knows it's there. 2.0.36 and 2.2.10 kernels
> > nowadays. 0.3.9 e2compr stuff (sorry Peter, you know about that).
> >
> > The drawback is that one has to remember to distribute patched e2fsck.
> >
> > I think things would be clearer if e2compr appeared as a separate
> > file system type, requiring mount -t e2c, for example. Then it
> > could never be confused with ext2/3, and one would explicitly
> > require a separate fsck.e2c executable instead of a patched e2fsck.
>
> Strange. e2compr sets the incompat feature bit (at least in 0.4.34) which
> prevents such filesystem to be mounted with a non-e2compr kernel or fscked
> with non-e2compr aware fsck.

Glad to hear it (I'm not using 0.4.*). Even so, the effect of
separating the file system names would be beneficial. It would avoid
fallout on ext2's reputation if ext2compr partitions started doing
silly things. I believe that is the only argument against including
e2compr in the kernel today.

Peter

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