So, does this apply only to Posix, or to RBD mounts as well?  If so, I
think we may have to rethink using Ceph in our environment at all.

On Mon, Nov 7, 2011 at 1:45 PM, Tommi Virtanen
<[email protected]> wrote:
> On Mon, Nov 7, 2011 at 11:48, Gregory Farnum
> <[email protected]> wrote:
>> (Hopefully this email still makes sense; I rewrote it several times
>> trying to figure out what was going on with ceph-fuse!)
>
> tl;dr: Don't mount any network filesystem on the box serving that
> filesystem. The virtual memory disk buffer system will deadlock at
> some point. That includes Ceph and NFS. The cost of making that work
> right is so high that in practice it's just not done.
>
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