[Bro] x = x and &synchronized

[Robin Sommer]

On Thu, Apr 18, 2013 at 12:05 -0400, you wrote:

> node-1> foo[0]$x += 42;
> node-2> foo[0]$x += 42;
> node-1> foo[0] = foo[0];

Yes, the 3rd line can undo the 2nd. For more consistency we'd need to
have some explicit synchronization/locking across nodes, which we
(deliberately) don't do. &synchronized provides a best-effort
solution, but it's not great if you need strict semantics.

Robin


-- 
Robin Sommer * Phone +1 (510) 722-6541 *     robin at icir.org
ICSI/LBNL    * Fax   +1 (510) 666-2956 * www.icir.org/robin