[CentOS] 40TB File System Recommendations

Tue Apr 12 07:36:49 UTC 2011
Bent Terp <bent at terp.se>

On Tue, Apr 12, 2011 at 9:23 AM, Matthew Feinberg <matthew at choopa.com> wrote:
> Hello All
> I have a brand spanking new 40TB Hardware Raid6 array to play around
> with. I am looking for recommendations for which filesystem to use. I am
> trying not to break this up into multiple file systems as we are going
> to use it for backups. Other factors is performance and reliability.

We've been very happy with XFS, as it allows us to add diskspace
through LVM and grow the filesystem online - we've had to reboot the
server when we add new diskenclosures, but that's not XFS's fault...

BR Bent

> CentOS 5.6
> array is /dev/sdb
> So here is what I have tried so far
> reiserfs is limited to 16TB
> ext4 does not seem to be fully baked in 5.6 yet. parted 1.8 does not
> support creating ext4 (strange)
> Anyone work with large filesystems like this that have any
> suggestions/recommendations?
> --
> Matthew Feinberg
> matthew at choopa.com
> AIM: matthewchoopa
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