Indeed we are interested in efficient ways to implement a lock like this. I think we have enough working information for now. Thanks a lot.

On Wed, Dec 22, 2010 at 6:24 PM, Paul Ferraro <paul.ferraro@redhat.com> wrote:
On Wed, 2010-12-22 at 08:57 -0600, Brian Stansberry wrote:
> On 12/22/10 8:45 AM, Paul Ferraro wrote:
> > On Tue, 2010-12-14 at 21:18 +0200, Vladimir Ralev wrote:
> >> 3. Do you acquire any cluster locks on the data in the cache during
> >> the request processing thread? (like cluster-wide thread
> >> synchronization)
> >
> > No.
> >
>
> Did the session ownership stuff end up not happening?

No - it's there, for both web sessions and stateful session beans.

> Although not a
> cluster-wide lock on the data in the cache, session ownership represents
> a cluster-wide lock on the logical session, done at the web/sfsb
> container level.

Right, but I don't think this is what the questioner was concerned about
(hence why I didn't mention it).

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