Return-Path: Delivered-To: apmail-activemq-dev-archive@www.apache.org Received: (qmail 93584 invoked from network); 13 Oct 2008 08:59:13 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 13 Oct 2008 08:59:13 -0000 Received: (qmail 85934 invoked by uid 500); 13 Oct 2008 08:59:14 -0000 Delivered-To: apmail-activemq-dev-archive@activemq.apache.org Received: (qmail 85751 invoked by uid 500); 13 Oct 2008 08:59:13 -0000 Mailing-List: contact dev-help@activemq.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@activemq.apache.org Delivered-To: mailing list dev@activemq.apache.org Received: (qmail 85739 invoked by uid 99); 13 Oct 2008 08:59:13 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 13 Oct 2008 01:59:13 -0700 X-ASF-Spam-Status: No, hits=-2000.0 required=10.0 tests=ALL_TRUSTED X-Spam-Check-By: apache.org Received: from [140.211.11.140] (HELO brutus.apache.org) (140.211.11.140) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 13 Oct 2008 08:58:15 +0000 Received: from brutus (localhost [127.0.0.1]) by brutus.apache.org (Postfix) with ESMTP id D8D52234C21C for ; Mon, 13 Oct 2008 01:58:52 -0700 (PDT) Message-ID: <372380508.1223888332886.JavaMail.jira@brutus> Date: Mon, 13 Oct 2008 01:58:52 -0700 (PDT) From: "Rob Davies (JIRA)" To: dev@activemq.apache.org Subject: [jira] Resolved: (AMQ-1971) ConcurrentModificationException in high volume broker In-Reply-To: <1210786358.1223491372601.JavaMail.jira@brutus> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Virus-Checked: Checked by ClamAV on apache.org [ https://issues.apache.org/activemq/browse/AMQ-1971?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Rob Davies resolved AMQ-1971. ----------------------------- Fix Version/s: 5.3.0 Resolution: Fixed Fixed by SVN revision 703975 > ConcurrentModificationException in high volume broker > ------------------------------------------------------ > > Key: AMQ-1971 > URL: https://issues.apache.org/activemq/browse/AMQ-1971 > Project: ActiveMQ > Issue Type: Bug > Components: Broker > Affects Versions: 5.2.0 > Reporter: Jayson Minard > Assignee: Rob Davies > Fix For: 5.3.0 > > Attachments: amq1971.patch > > > This is occurring in the thousands as messages come through. We have a network of 5 brokers although they do most of their work internally (publisher/consumer for queue are only on same broker) and do less work crossing to a central broker. > java.util.ConcurrentModificationException > at java.util.LinkedHashMap$LinkedHashIterator.nextEntry(LinkedHashMap.java:373) > at java.util.LinkedHashMap$EntryIterator.next(LinkedHashMap.java:392) > at java.util.LinkedHashMap$EntryIterator.next(LinkedHashMap.java:391) > at org.apache.activemq.broker.region.cursors.AbstractStoreCursor.next(AbstractStoreCursor.java:136) > at org.apache.activemq.broker.region.cursors.StoreQueueCursor.next(StoreQueueCursor.java:140) > at org.apache.activemq.broker.region.Queue.doPageIn(Queue.java:1178) > at org.apache.activemq.broker.region.Queue.pageInMessages(Queue.java:1290) > at org.apache.activemq.broker.region.Queue.iterate(Queue.java:1004) > at org.apache.activemq.thread.DeterministicTaskRunner.runTask(DeterministicTaskRunner.java:84) > at org.apache.activemq.thread.DeterministicTaskRunner$1.run(DeterministicTaskRunner.java:41) > at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) > at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) > at java.lang.Thread.run(Thread.java:619) -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.