On Wed, Aug 19, 2009 at 12:17 PM, Michael
Barrett<michael.barr...@sun.com> wrote:
> Say you create a zpool based on a file that lives on a NFS mount.  Then you
> mount that zpool to a local mount point and give it to your zone to live on.
>  I'm assuming that under the covers this is just another version of this
> loopback method:
> http://blogs.sun.com/jph/entry/containers_on_nfs
> Is there anyone out there running like this?  Any performance issues that
> jumped out at you?

The key thing that jumps out at me is avoiding double buffering of
data through the forcedirectio option to the NFS mount.  This is
discussed in my reply to Ed's proposal to do this in May.


Mike Gerdts
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