Return-Path: X-Original-To: apmail-hadoop-mapreduce-issues-archive@minotaur.apache.org Delivered-To: apmail-hadoop-mapreduce-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 7C9E411F94 for ; Mon, 19 May 2014 06:49:38 +0000 (UTC) Received: (qmail 6391 invoked by uid 500); 19 May 2014 06:49:38 -0000 Delivered-To: apmail-hadoop-mapreduce-issues-archive@hadoop.apache.org Received: (qmail 6334 invoked by uid 500); 19 May 2014 06:49:38 -0000 Mailing-List: contact mapreduce-issues-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: mapreduce-issues@hadoop.apache.org Delivered-To: mailing list mapreduce-issues@hadoop.apache.org Received: (qmail 6325 invoked by uid 99); 19 May 2014 06:49:38 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 19 May 2014 06:49:38 +0000 Date: Mon, 19 May 2014 06:49:38 +0000 (UTC) From: "Devaraj K (JIRA)" To: mapreduce-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (MAPREDUCE-5867) Possible NPE in KillAMPreemptionPolicy related to ProportionalCapacityPreemptionPolicy 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/MAPREDUCE-5867?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Devaraj K updated MAPREDUCE-5867: --------------------------------- Resolution: Fixed Fix Version/s: 3.0.0 Status: Resolved (was: Patch Available) Committed to trunk. Thanks [~sunilg] > Possible NPE in KillAMPreemptionPolicy related to ProportionalCapacityPreemptionPolicy > -------------------------------------------------------------------------------------- > > Key: MAPREDUCE-5867 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-5867 > Project: Hadoop Map/Reduce > Issue Type: Sub-task > Components: resourcemanager > Affects Versions: 2.3.0 > Reporter: Sunil G > Assignee: Sunil G > Fix For: 3.0.0 > > Attachments: MapReduce-5867-updated.patch, MapReduce-5867-updated.patch, MapReduce-5867.2.patch, MapReduce-5867.3.patch, Yarn-1980.1.patch > > > I configured KillAMPreemptionPolicy for My Application Master and tried to check preemption of queues. > In one scenario I have seen below NPE in my AM > 014-04-24 15:11:08,860 ERROR [RMCommunicator Allocator] org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator: ERROR IN CONTACTING RM. > java.lang.NullPointerException > at org.apache.hadoop.mapreduce.v2.app.rm.preemption.KillAMPreemptionPolicy.preempt(KillAMPreemptionPolicy.java:57) > at org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator.getResources(RMContainerAllocator.java:662) > at org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator.heartbeat(RMContainerAllocator.java:246) > at org.apache.hadoop.mapreduce.v2.app.rm.RMCommunicator$1.run(RMCommunicator.java:267) > at java.lang.Thread.run(Thread.java:662) > I was using 2.2.0 and merged MAPREDUCE-5189 to see how AM preemption works. -- This message was sent by Atlassian JIRA (v6.2#6252)