[OpenAFS] Overview? Linux filesystem choices
Thu, 30 Sep 2010 21:00:38 +0100
On 30/09/2010 15:12, Andy Cobaugh wrote:
> I don't think anybody has mentioned the block level compression in ZFS
> yet. With simple lzjb compression (zfs set compression=on foo), our
> AFS home directories see ~1.75x compression. That's an extra 1-2TB of
> disk that we don't need to store. Of course that makes balancing vice
> partitions interesting when you can only see the compression ratio at
> the filesystem level and not the volume level.
> Checksums are nice too. There's no longer a question of whether your
> storage hardware wrote what you wanted it to write. This can go a long
> way to helping to predict failures if you run zpool scrub on a regular
> basis (otherwise, zfs only detects checksum mismatches upon read,
> scrub checks the whole pool).
> So, just to add us to the list, we're either ext3 on linux for small
> stuff (<10TB), and zfs on solaris for everything else. Will probably
> consider XFS in the future, however.
Why not ZFS on Solaris x86 for "smaller stuff" as well?