Re: Mercurial 0.3 vs git benchmarks

From: Andrew Morton <akpm@osdl.org>
Date: Apr 26, 2005, 22:56 UTC
Message-ID: <20050426155609.06e3ddcf.akpm@osdl.org>
In-Reply-To: <Pine.LNX.4.58.0504261405050.18901@ppc970.osdl.org>

Linus Torvalds <torvalds@osdl.org> wrote:

Show 12 quoted lines

>
> 
> 
> On Tue, 26 Apr 2005, Andrew Morton wrote:
> > 
> > Mounting as ext2 is a useful technique for determining whether the fs is
> > getting in the way.
> 
> What's the preferred way to try to convert a root filesystem to a bigger
> journal? Forcing "rootfstype=ext2" at boot and boot into single-user, and
> then the appropriate magic tune2fs? Or what?
>

Gee, it's been ages.  umm,

- umount the fs
- tune2fs -O ^has_journal /dev/whatever
- fsck -fy                              (to clean up the now-orphaned journal inode)
- tune2fs -j -J size=nblocks    (normally 4k blocks)
- mount the fs

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