Return-Path: Delivered-To: apmail-hadoop-core-dev-archive@www.apache.org Received: (qmail 82689 invoked from network); 1 Nov 2008 00:08:12 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 1 Nov 2008 00:08:12 -0000 Received: (qmail 80443 invoked by uid 500); 1 Nov 2008 00:08:11 -0000 Delivered-To: apmail-hadoop-core-dev-archive@hadoop.apache.org Received: (qmail 80388 invoked by uid 500); 1 Nov 2008 00:08:11 -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 80226 invoked by uid 99); 1 Nov 2008 00:08:11 -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 17:08:10 -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; Sat, 01 Nov 2008 00:07:03 +0000 Received: from brutus (localhost [127.0.0.1]) by brutus.apache.org (Postfix) with ESMTP id 54511234C25B for ; Fri, 31 Oct 2008 17:07:44 -0700 (PDT) Message-ID: <155463236.1225498064344.JavaMail.jira@brutus> Date: Fri, 31 Oct 2008 17:07:44 -0700 (PDT) From: "Zheng Shao (JIRA)" To: core-dev@hadoop.apache.org Subject: [jira] Resolved: (HADOOP-3682) duplicate "Map Completion Events" in tasktracker fetch status In-Reply-To: <1084925100.1214959846464.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-3682?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Zheng Shao resolved HADOOP-3682. -------------------------------- Resolution: Duplicate Duplicate of a recent bug reported/fixed by Dhruba. > duplicate "Map Completion Events" in tasktracker fetch status > ------------------------------------------------------------- > > Key: HADOOP-3682 > URL: https://issues.apache.org/jira/browse/HADOOP-3682 > Project: Hadoop Core > Issue Type: Bug > Components: mapred > Affects Versions: 0.15.3 > Reporter: Zheng Shao > Assignee: Zheng Shao > > we saw duplicate "MapCompletionEvents" in FetchStatus from TaskTracker. This prevents the ReduceTask from getting all the map locations, and the ReduceTask is waiting forever. > This is a printout of the MapCompletionEvents from a FetchStatus from the TaskTracker: > 988 0 task_200806270248_6185_m_000980_0 980 Map SUCCEEDED > 989 0 task_200806270248_6185_m_000787_0 787 Map SUCCEEDED > 990 0 task_200806270248_6185_m_000749_0 749 Map SUCCEEDED > 991 0 task_200806270248_6185_m_000848_0 848 Map SUCCEEDED > 992 0 task_200806270248_6185_m_000919_0 919 Map SUCCEEDED > 993 0 task_200806270248_6185_m_000836_0 836 Map SUCCEEDED > 994 0 task_200806270248_6185_m_000838_0 838 Map SUCCEEDED > 995 0 task_200806270248_6185_m_000936_0 936 Map SUCCEEDED > 996 0 task_200806270248_6185_m_000933_0 933 Map SUCCEEDED > 997 0 task_200806270248_6185_m_000856_0 856 Map SUCCEEDED > 998 0 task_200806270248_6185_m_000885_0 885 Map SUCCEEDED > 999 0 task_200806270248_6185_m_000804_0 804 Map SUCCEEDED > 1000 0 task_200806270248_6185_m_000986_0 986 Map SUCCEEDED *first copy begins* > 1001 0 task_200806270248_6185_m_000999_0 999 Map SUCCEEDED > 1002 0 task_200806270248_6185_m_000990_0 990 Map SUCCEEDED > 1003 0 task_200806270248_6185_m_000985_0 985 Map SUCCEEDED > 1004 0 task_200806270248_6185_m_000968_0 968 Map SUCCEEDED > 1005 0 task_200806270248_6185_m_001000_0 1000 Map SUCCEEDED > 1006 0 task_200806270248_6185_m_000996_0 996 Map SUCCEEDED > 1007 0 task_200806270248_6185_m_000974_0 974 Map SUCCEEDED > 1008 0 task_200806270248_6185_m_000998_0 998 Map SUCCEEDED > 1009 0 task_200806270248_6185_m_000982_0 982 Map SUCCEEDED > 1010 0 task_200806270248_6185_m_001010_0 1010 Map SUCCEEDED > 1011 0 task_200806270248_6185_m_000959_0 959 Map SUCCEEDED > 1012 0 task_200806270248_6185_m_000991_0 991 Map SUCCEEDED *first copy ends* > 1013 0 task_200806270248_6185_m_000986_0 986 Map SUCCEEDED *second copy begins* > 1014 0 task_200806270248_6185_m_000999_0 999 Map SUCCEEDED > 1015 0 task_200806270248_6185_m_000990_0 990 Map SUCCEEDED > 1016 0 task_200806270248_6185_m_000985_0 985 Map SUCCEEDED > 1017 0 task_200806270248_6185_m_000968_0 968 Map SUCCEEDED > 1018 0 task_200806270248_6185_m_001000_0 1000 Map SUCCEEDED > 1019 0 task_200806270248_6185_m_000996_0 996 Map SUCCEEDED > 1020 0 task_200806270248_6185_m_000974_0 974 Map SUCCEEDED > 1021 0 task_200806270248_6185_m_000998_0 998 Map SUCCEEDED > 1022 0 task_200806270248_6185_m_000982_0 982 Map SUCCEEDED > 1023 0 task_200806270248_6185_m_001010_0 1010 Map SUCCEEDED > 1024 0 task_200806270248_6185_m_000959_0 959 Map SUCCEEDED > 1025 0 task_200806270248_6185_m_000991_0 991 Map SUCCEEDED *second copy ends* -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.