Re: mutt segfault with ext3 & 1k blocks & htree in 2.6

From: Mike Fedyk
Date: Sat Aug 30 2003 - 19:00:51 EST


On Sat, Aug 30, 2003 at 01:14:21PM -0600, Andreas Dilger wrote:
> On Aug 29, 2003 11:09 -0700, Mike Fedyk wrote:
> > On Fri, Aug 29, 2003 at 10:24:51AM -0700, Mike Fedyk wrote:
> > o Find out that a directory is using htree?
>
> "lsattr <dir>" will show it. Note that it will only ever be set on
> directories that are larger than a single disk block.
>
> # lsattr -d d1
> ----------I-- d1
>

Ok, now I only have htree enabled on one of my maildir folders.

> > o Disable htree on my /? (tune2fs -O ^dir_index), but then how do I get
> > my directories back to non-htree without running fsck from a rescue CD?
>
> That's the great thing about htree - you don't need to do anything to turn
> it off. The on-disk format is exactly the same as without htree, and the
> first time you modify the directory it will clear the per-directory htree
> flag.

I'll do more testing to see if it fails only on that folder now.

But how do I re-enable htree on the directories (besides an fsck -D) in a
live system?
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