deciding UFS vs ZFS

[Sam Fourman Jr.]

Sam Fourman Jr.
On Jul 13, 2014 2:03 PM, "Michael W. Lucas" <mwlucas at michaelwlucas.com>
wrote:
>
> Hi,
>
> We have two 'big' filesystems, UFS and ZFS. How do people decide when
> to use which? I'm trying to build a "decision matrix" of when to use
> each.
>
> My virtualization system runs KVM, so I use UFS on VMs. Restoring
> ZFS disk images via dd can be problematic.
>
> For larger boxes running on real iron, I use ZFS.
>
> But there's a whole range of conditions between these two. And the way
> to fill in the gray spaces is to ask.
>
> So, how do you decide to use which filesystem?
>
> ==ml

My decision tree is simple....
if system == virtual machine use UFS
ELSE use ZFS