[Dovecot] RAID1+md concat+XFS as mailstorage

[Kelsey Cummings]

On 06/28/12 05:56, Ed W wrote:
> So given the statistics show us that 2 disk failures are much more
> common than we expect, and that "silent corruption" is likely occurring
> within (larger) real world file stores,  there really aren't many battle
> tested options that can protect against this - really only RAID6 right
> now and that has significant limitations...

Has anyone tried or benchmarked ZFS, perhaps ZFS+NFS as backing store 
for spools?  Sorry if I've missed it and this has already come up. 
We're using Netapp/NFS, and are likely to continue to do so but still 
curious.

-K