Messages in this thread | | | Date | Sun, 31 Aug 2003 16:44:48 -0600 | From | Andreas Dilger <> | Subject | Re: mutt segfault with ext3 & 1k blocks & htree in 2.6 |
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On Aug 30, 2003 16:58 -0700, Mike Fedyk wrote: > 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?
You need to re-enable the dir_index feature, and then for directories which are larger than a block in size you need something like:
mkdir new_dir mv old_dir/* new_dir rmdir old_dir mv new_dir old_dir
The new directory will have htree enabled because it started out at 1 block in size.
Cheers, Andreas -- Andreas Dilger http://sourceforge.net/projects/ext2resize/ http://www-mddsp.enel.ucalgary.ca/People/adilger/
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