Updates:
Status: WontFix
Owner: jean.deruelle
Labels: Component-Sip-Servlets Version-1.4.0 Roadmap-Fix
Comment #9 on issue 2465 by jean.deruelle: TransactionUnavailableException
http://code.google.com/p/mobicents/issues/detail?id=2465
I see, the stack tries to acquire the lock for 10 seconds before giving up
which sounds like a lot of GC going on still. It might be interesting to
profile your application and check the JVM options you use.
You can find an interesting read from a customer and community core team
member on tuning Mobicents Sip Servlets here
http://www.slideshare.net/jean.deruelle/tuning-and-development-with-sip-servlets-on-mobicents