Return-Path: Delivered-To: apmail-tomcat-users-archive@www.apache.org Received: (qmail 93986 invoked from network); 1 Nov 2008 00:23:13 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 1 Nov 2008 00:23:13 -0000 Received: (qmail 88157 invoked by uid 500); 1 Nov 2008 00:23:06 -0000 Delivered-To: apmail-tomcat-users-archive@tomcat.apache.org Received: (qmail 88126 invoked by uid 500); 1 Nov 2008 00:23:06 -0000 Mailing-List: contact users-help@tomcat.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: "Tomcat Users List" Delivered-To: mailing list users@tomcat.apache.org Received: (qmail 88115 invoked by uid 99); 1 Nov 2008 00:23:06 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 31 Oct 2008 17:23:06 -0700 X-ASF-Spam-Status: No, hits=2.0 required=10.0 tests=HTML_MESSAGE,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of straightflush@gmail.com designates 66.249.92.170 as permitted sender) Received: from [66.249.92.170] (HELO ug-out-1314.google.com) (66.249.92.170) by apache.org (qpsmtpd/0.29) with ESMTP; Sat, 01 Nov 2008 00:21:52 +0000 Received: by ug-out-1314.google.com with SMTP id 30so1325195ugs.39 for ; Fri, 31 Oct 2008 17:22:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from:to :subject:in-reply-to:mime-version:content-type:references; bh=AmLwXE/Li6lsI2X4FPfyM00tpWWiOoCn4aKfUSFn1rQ=; b=u0t44DRfUb1aQcwxs4vI52Mig5aMZ6OQAKQkpbilJXg3QttjiffXO4/v5LPpkni8TT jj9/xIXspr/p4UavroGZQ2LrCbq5mAg0mahdWLM5bOdSi368cCConbTWFYFht/Az/xgW jfkuew7ZyG5xRWO0ikrBZJtB3RPrD40CtTShE= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:in-reply-to:mime-version :content-type:references; b=isuPTvWdgKxy4QgPM5cenfhbhesBxl+xu3WWBpHJtd85B1L/Tt0K1xmxkPyP5ytLaS yyyyKKWz1Bs68nO1ZQe8hBm83R1TAO6lG+cYlpzfo1uuUmtpUe6Nkhdwnkb9GNjub91r q02VJcGUvLI+K5deJfQIYB8JcNusYvPHvNOlE= Received: by 10.67.24.13 with SMTP id b13mr326528ugj.40.1225498951907; Fri, 31 Oct 2008 17:22:31 -0700 (PDT) Received: by 10.66.237.15 with HTTP; Fri, 31 Oct 2008 17:22:31 -0700 (PDT) Message-ID: Date: Fri, 31 Oct 2008 20:22:31 -0400 From: AD To: "Tomcat Users List" Subject: Re: All threads (200) are currently busy In-Reply-To: <0AAE5AB84B013E45A7B61CB66943C17214E9A3E6F0@USEA-EXCH7.na.uis.unisys.com> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_Part_22439_19720720.1225498951882" References: <0AAE5AB84B013E45A7B61CB66943C17214E9A3E6F0@USEA-EXCH7.na.uis.unisys.com> X-Virus-Checked: Checked by ClamAV on apache.org ------=_Part_22439_19720720.1225498951882 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline Fair enough Tomcat 5.5, JVM 1.6, Redhat Enterprise 5, 8Gb Mem, 5Gb Heap. What is the best way to take a thread dump to see what processes are waiting? We have a few web apps deployed and it has proven tricky for me to narrow this down. We ran some load tests and encountered these issues. Whats the best way to get the thread dump and find out what process is hung in the webapp ? Thx Adam On Fri, Oct 31, 2008 at 7:31 PM, Caldarale, Charles R < Chuck.Caldarale@unisys.com> wrote: > > From: AD [mailto:straightflush@gmail.com] > > Subject: All threads (200) are currently busy > > First, you need to provide some environmental information: Tomcat version, > OS, JVM version, etc. > > > I am trying to find out after doing some load testing why > > tomcat is getting hung up on some threads. > > Put the blame where it belongs: you webapp is getting hung up, not Tomcat. > > Take a thread dump and see where the threads are stuck. > > - Chuck > > > THIS COMMUNICATION MAY CONTAIN CONFIDENTIAL AND/OR OTHERWISE PROPRIETARY > MATERIAL and is thus for use only by the intended recipient. If you received > this in error, please contact the sender and delete the e-mail and its > attachments from all computers. > > --------------------------------------------------------------------- > To start a new topic, e-mail: users@tomcat.apache.org > To unsubscribe, e-mail: users-unsubscribe@tomcat.apache.org > For additional commands, e-mail: users-help@tomcat.apache.org > > ------=_Part_22439_19720720.1225498951882--