From users-return-226721-apmail-tomcat-users-archive=tomcat.apache.org@tomcat.apache.org Thu Aug 4 18:01:04 2011 Return-Path: X-Original-To: apmail-tomcat-users-archive@www.apache.org Delivered-To: apmail-tomcat-users-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 7A572643C for ; Thu, 4 Aug 2011 18:01:04 +0000 (UTC) Received: (qmail 27613 invoked by uid 500); 4 Aug 2011 18:01:00 -0000 Delivered-To: apmail-tomcat-users-archive@tomcat.apache.org Received: (qmail 27490 invoked by uid 500); 4 Aug 2011 18:00:59 -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 27481 invoked by uid 99); 4 Aug 2011 18:00:59 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 04 Aug 2011 18:00:59 +0000 X-ASF-Spam-Status: No, hits=-2.3 required=5.0 tests=RCVD_IN_DNSWL_MED,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: domain of rainer.jung@kippdata.de designates 195.227.30.149 as permitted sender) Received: from [195.227.30.149] (HELO mailserver.kippdata.de) (195.227.30.149) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 04 Aug 2011 18:00:53 +0000 Received: from [10.142.13.181] ([10.142.13.181]) by mailserver.kippdata.de (8.13.5/8.13.5) with ESMTP id p74I0SUB029058 for ; Thu, 4 Aug 2011 20:00:31 +0200 (CEST) Message-ID: <4E3ADE39.4050306@kippdata.de> Date: Thu, 04 Aug 2011 20:00:25 +0200 From: Rainer Jung User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:5.0) Gecko/20110624 Thunderbird/5.0 MIME-Version: 1.0 To: users@tomcat.apache.org Subject: Re: Tomcat not releasing threads on Solaris 10 References: <4E394150.4020803@cocoanet.us> <99C8B2929B39C24493377AC7A121E21FAFFBF97C1A@USEA-EXCH8.na.uis.unisys.com> <4E395BAB.4090305@cocoanet.us> <99C8B2929B39C24493377AC7A121E21FAFFBF97F87@USEA-EXCH8.na.uis.unisys.com> <4E39FCAA.4030406@cocoanet.us> <4E3ADA7E.7020906@cocoanet.us> In-Reply-To: <4E3ADA7E.7020906@cocoanet.us> X-Enigmail-Version: 1.2 Content-Type: text/plain; charset=ISO-8859-15 Content-Transfer-Encoding: 7bit X-Virus-Checked: Checked by ClamAV on apache.org On 04.08.2011 19:44, Dante Bell wrote: > Hi Igor & Chuck, > > I don't think I specified, but they are running prefork 2.2 (updated > blog to show this: > http://wp.me/plPvN-ai) So cachesize has been deprecated and is now > connection_pool_size. The notes state that when running Apache prefork, > this value must be 1 ! > > I've asked them to try using the parallel Garbage Collector because the > stack trace shows many threads blocking (waiting) and from some entries > on Oracle/Java forums, similar stack dumps are related to GC blocking. > > Link to Forum Discussion: > http://forums.oracle.com/forums/thread.jspa?threadID=2238488 > > Now, the dump we have isn't exactly like the ones in Oracle/Java forums, > but I can't think of anything else to try :( They need to turn this over > to their customer at the end of the month and, frankly, I'm running out > of ideas. If you suspect GC problems, then activate the JVM GC log and check that. Regards, Rainer --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscribe@tomcat.apache.org For additional commands, e-mail: users-help@tomcat.apache.org