On Mon, 2003-01-27 at 03:38, Kwon SoonSon wrote:
> Hello, XFS folks...
> I am studying the XFS internals and got some questions
> regarding its detailed design.
> 1. what is the "uuid" for? I found that XFS has its
> number already. Then why is there "uuid"?
It used among other things by the backup utility to uniquely identify a
filesystem, even if the mount point and/or physical device it resides on
changes (ie scsi id changes)
> 5. is there any plan to support "snapshot" feature
> in XFS in the near future or any existing one?
> I actually have not tested XFS myself yet but very
> in using snapshot on it.
I am using EVMS with XFS and the snapshots are very easy to use.
You just have to apply 1 extra xfs-vfs-lock patch when installing
EVMS into your kernel source tree, then it can be used easily by the
GUI or command line tools.