This week's book giveaway is in the Mac OS forum. We're giving away four copies of a choice of "Take Control of Upgrading to Yosemite" or "Take Control of Automating Your Mac" and have Joe Kissell on-line! See this thread for details.
Download samurai which checks for the blocked threads , deadlock threads . just drap the thread dump file into the samuria console . then check for the blocked threads or any deadlock threads. Then take the decision according to it