Return-Path: Delivered-To: apmail-hadoop-core-dev-archive@www.apache.org Received: (qmail 18289 invoked from network); 2 Apr 2008 05:19:51 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 2 Apr 2008 05:19:51 -0000 Received: (qmail 22269 invoked by uid 500); 2 Apr 2008 05:19:50 -0000 Delivered-To: apmail-hadoop-core-dev-archive@hadoop.apache.org Received: (qmail 22245 invoked by uid 500); 2 Apr 2008 05:19:50 -0000 Mailing-List: contact core-dev-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: core-dev@hadoop.apache.org Delivered-To: mailing list core-dev@hadoop.apache.org Received: (qmail 22236 invoked by uid 99); 2 Apr 2008 05:19:50 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 01 Apr 2008 22:19:50 -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; Wed, 02 Apr 2008 05:19:17 +0000 Received: from brutus (localhost [127.0.0.1]) by brutus.apache.org (Postfix) with ESMTP id 5F269234C0B8 for ; Tue, 1 Apr 2008 22:17:24 -0700 (PDT) Message-ID: <1287578794.1207113444388.JavaMail.jira@brutus> Date: Tue, 1 Apr 2008 22:17:24 -0700 (PDT) From: "Hemanth Yamijala (JIRA)" To: core-dev@hadoop.apache.org Subject: [jira] Updated: (HADOOP-2947) [HOD] Hod should redirect stderr and stdout of Hadoop daemons to assist debugging In-Reply-To: <1497229043.1204791898355.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/jira/browse/HADOOP-2947?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Hemanth Yamijala updated HADOOP-2947: ------------------------------------- Resolution: Fixed Status: Resolved (was: Patch Available) I just committed this. Thanks, Vinod ! > [HOD] Hod should redirect stderr and stdout of Hadoop daemons to assist debugging > --------------------------------------------------------------------------------- > > Key: HADOOP-2947 > URL: https://issues.apache.org/jira/browse/HADOOP-2947 > Project: Hadoop Core > Issue Type: Improvement > Components: contrib/hod > Affects Versions: 0.16.0 > Reporter: Hemanth Yamijala > Assignee: Vinod Kumar Vavilapalli > Priority: Blocker > Fix For: 0.17.0 > > Attachments: HADOOP-2947, HADOOP-2947.2, HADOOP-2947.3, HADOOP-2947.4 > > > Copied from internal bug details from Koji: > ========================== > Sometimes JobTracker/TaskTracker starts consuming 99% cpu and stops responding to 'jstack' call. In those cases, > usually it still responds to kill -QUIT signal which forces the jvm to dump the stack to stdout. > Please have the stdout of JT/TT redirected to a file. > Adding stderr. > If thread has an uncaught exception, it prints out to stderr and dies. > ========================== -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.