Re: Tomcat freezes up

2007-08-18 Thread Rainer Jung
What exactly do you mean by freeze? - does the jvm process still exist? - does it still accepts new connections on it's http connector? - does it answer simple requests for static ressources? - How many connector threads can you see in a JVM thread dump (kill -QUIT) - What are those doing? - I

Re: Tomcat freezes up

2007-08-17 Thread Manivannan Palanichamy
What solution been found out for this problem? I am really a sufferer of this problem? I am thinking of entering a bug. But, the problem is, as Sebastiaan said, reproducing the bug. Let me work on this, or guys you can also help/guide/work on reproducing the bug. -- Manivannan Palanichamy http://m

Re: Tomcat freezes up

2007-08-16 Thread Sebastiaan van Erk
It seems very unlikely to me that the problem is in the Tomcat code. It is very widely deployed and any deadlocks would be found relatively quickly unless you use a very obscure setup. Did you do any standard deadlock debugging? E.g., thread dumps and deadlock analysis when the freeze occurs,

Re: Tomcat freezes up

2007-08-16 Thread Manivannan Palanichamy
I posted the same question week back. People advised me to handle the resource safely, like freeing up the database connections after use, releasing file handles etc. I am very sure that I am doing that perfectly, but still my tomcat freezes over long run. I've seen this case in many instances. Is

RE: Tomcat freezes up

2007-08-16 Thread Garg, Apoorv
Best Regards, Apoorv > _ > From: Garg, Apoorv > Sent: Thursday, August 16, 2007 9:14 AM > To: 'users@tomcat.apache.org' > Subject: Tomcat freezes up > > Hi, > > I am using Tomcat 5.5.17. I have noticed that at times Tomcat freezes