From: Mark Fasheh
Date: Tue Jun 21 2005 - 18:37:19 EST

Hi Steve,
On Tue, Jun 21, 2005 at 04:14:29PM -0500, Steve French wrote:
> You list features which OCFS2 does not support yet in fs/Kconfig as:
> - extended attributes
> - readonly mount
> - shared writeable mmap
> - loopback is supported, but data written will not
> be cluster coherent.
> - quotas
> - cluster aware flock

I think you may have misread that... the latest patch at least has:
+ Note: Features which OCFS2 does not support yet:

If you see anywhere our supported feature set is actually misstated, please
let me know so I can correct that immediately.

> The above three (notify/lease/acl) are particularly important for
> Samba. Are those planned for an upcoming release?
Generally we want to be as useful as possible, so we've got a long list of
planned features. I'd need to look more closely at the issues involved with
supporting these in a clustered environment before giving you any more
specific of an answer :)

> What is the timestamp granularity in your inode on-disk format? For
> Samba4 supporting at least a 100nanosecond time stamp (used for DCE and
> CIFS) is helpful due to the time rounding issues that can come up with
> the primitive 1 second timestamp.
OCFS2 supports subsecond timestamps via a u32 nsec fields on dinode, so I
think at least that should work for you.

Mark Fasheh
Senior Software Developer, Oracle
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