Return-Path: X-Original-To: apmail-hadoop-yarn-issues-archive@minotaur.apache.org Delivered-To: apmail-hadoop-yarn-issues-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 04611105C7 for ; Wed, 11 Sep 2013 06:31:08 +0000 (UTC) Received: (qmail 81235 invoked by uid 500); 11 Sep 2013 06:31:05 -0000 Delivered-To: apmail-hadoop-yarn-issues-archive@hadoop.apache.org Received: (qmail 81156 invoked by uid 500); 11 Sep 2013 06:31:02 -0000 Mailing-List: contact yarn-issues-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: yarn-issues@hadoop.apache.org Delivered-To: mailing list yarn-issues@hadoop.apache.org Received: (qmail 81090 invoked by uid 99); 11 Sep 2013 06:30:59 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 11 Sep 2013 06:30:59 +0000 Date: Wed, 11 Sep 2013 06:30:59 +0000 (UTC) From: "Bikas Saha (JIRA)" To: yarn-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (YARN-540) Race condition causing RM to potentially relaunch already unregistered AMs on RM restart MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 [ https://issues.apache.org/jira/browse/YARN-540?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13764045#comment-13764045 ] Bikas Saha commented on YARN-540: --------------------------------- The solution is to not report success to user until services have stopped. I commented on MAPREDUCE-5497 > Race condition causing RM to potentially relaunch already unregistered AMs on RM restart > ---------------------------------------------------------------------------------------- > > Key: YARN-540 > URL: https://issues.apache.org/jira/browse/YARN-540 > Project: Hadoop YARN > Issue Type: Sub-task > Components: resourcemanager > Reporter: Jian He > Assignee: Jian He > Attachments: YARN-540.1.patch, YARN-540.2.patch, YARN-540.3.patch, YARN-540.4.patch, YARN-540.5.patch, YARN-540.6.patch, YARN-540.patch, YARN-540.patch > > > When job succeeds and successfully call finishApplicationMaster, RM shutdown and restart-dispatcher is stopped before it can process REMOVE_APP event. The next time RM comes back, it will reload the existing state files even though the job is succeeded -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira