Re: Multi-threaded ORBit2 comments

[Jules Colding <colding omesc com>]

On Wed, 2005-02-09 at 13:11 +0100, Jules Colding wrote:
> Just some naive comments on the current status of multi-thread support
> in ORBit2. No more than one thread was spawned in the following
> experiments.
> 
> I have been experimenting with ORBit2 and multi-threading. The
> conclusion is that it is presently impossible unless ORB_init(), ORB_run
> () and the servant all lives in the same thread. Not necessarily the
> main thread though.
> 
> I have tried to put ORB_init() in a separate thread, but the server
> process hangs while handling a request. 
> 
> I have also tried to put the servant in a separate thread but keep
> ORB_init() and ORB_run() in the main thread. More promising results,
> requests are handled just fine, but references are leaked on exit and a
> FREE_MEM exception is thrown from ORB_destroy().
> 
> It does not seem entirely trivial to fix these issues, maybe not even
> necessary, but it would be nice if we could put servants in other
> threads than the one in which the ORB is living in.

Well, I have to put on my brown paper bag and correct myself... It is
entirely possible to put servants in a separate thread than the one in
which the ORB is living. I just tested it again and, after fixing an
embarrassing bug, it actually worked. 

-- 
  jules