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Re: [RFC] mke2fs with DIR_INDEX, RESIZE_INODE by default



On Mar 20, 2006  13:19 -0500, Stephen C. Tweedie wrote:
> On Sat, 2006-03-18 at 01:43 -0700, Andreas Dilger wrote:
> > We don't modify the htree code at all in either 2.6.9-RHEL or 2.6.12, only
> > 2.6.5 SLES9 has a small patch for "." and ".." lookup.
> 
> Actually, RHEL-4 (based off 2.6.9) has needed one htree-related fix:
> 
> http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=acfa1823d33859b0db77701726c9ca5ccc6e6f25
> 
> which affects NFS lookup-parent only, so Lustre probably wouldn't need
> it.

That's why we don't need to patch 2.6.9-RHEL4 :-).

> That was the last one I'm aware of; it has been robust other than that,
> and the RHEL and Fedora installers have been doing tune2fs -O dir_index
> to all filesystems by default since RHEL-4 / FC-2 (ie. for over 18
> months,) so it's definitely well tested here.

So, would you also be in favour of making these two options the default for
the next e2fsprogs?

Cheers, Andreas
--
Andreas Dilger
Principal Software Engineer
Cluster File Systems, Inc.


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