Messages in this thread | | | Subject | Re: Notes on support for multiple devices for a single filesystem | From | Chris Mason <> | Date | Wed, 17 Dec 2008 16:26:24 -0500 |
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On Wed, 2008-12-17 at 22:20 +0100, Kay Sievers wrote: > On Wed, Dec 17, 2008 at 21:58, Chris Mason <chris.mason@oracle.com> wrote: > > On Wed, 2008-12-17 at 11:53 -0800, Andrew Morton wrote: > > > > There are other bits and pieces like high speed front end caching > > devices that would be difficult in MD/LVM, but since I don't have that > > coded yet I suppose they don't really count... > > Features like the very nice and useful directory-based snapshots would > also not be possible with simple block-based multi-devices, right?
At least for btrfs, the snapshotting is independent from the multi-device code, and you still get snapshotting on single device filesystems.
-chris
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