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 48A3A10A81 for ; Tue, 11 Mar 2014 21:12:45 +0000 (UTC) Received: (qmail 51926 invoked by uid 500); 11 Mar 2014 21:12:43 -0000 Delivered-To: apmail-hadoop-yarn-issues-archive@hadoop.apache.org Received: (qmail 51890 invoked by uid 500); 11 Mar 2014 21:12:43 -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 51880 invoked by uid 99); 11 Mar 2014 21:12:43 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 11 Mar 2014 21:12:43 +0000 Date: Tue, 11 Mar 2014 21:12:43 +0000 (UTC) From: "Karthik Kambatla (JIRA)" To: yarn-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (YARN-1821) NPE on registerNodeManager if the request has containers for UnmanagedAMs 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-1821?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Karthik Kambatla updated YARN-1821: ----------------------------------- Attachment: yarn-1821-1.patch Straight-forward patch and test. Verified test fails without the fix. Also, tested the fix on a cluster with Unmanaged AM and RM failover. > NPE on registerNodeManager if the request has containers for UnmanagedAMs > ------------------------------------------------------------------------- > > Key: YARN-1821 > URL: https://issues.apache.org/jira/browse/YARN-1821 > Project: Hadoop YARN > Issue Type: Sub-task > Components: resourcemanager > Reporter: Karthik Kambatla > Assignee: Karthik Kambatla > Priority: Blocker > Attachments: yarn-1821-1.patch > > > On RM restart (or failover), NM re-registers with the RM. If it was running containers for Unmanaged AMs, it runs into the following NPE: > {noformat} > Caused by: org.apache.hadoop.ipc.RemoteException(java.lang.NullPointerException): java.lang.NullPointerException > at org.apache.hadoop.yarn.server.resourcemanager.ResourceTrackerService.registerNodeManager(ResourceTrackerService.java:213) > at org.apache.hadoop.yarn.server.api.impl.pb.service.ResourceTrackerPBServiceImpl.registerNodeManager(ResourceTrackerPBServiceImpl.java:54) > {noformat} -- This message was sent by Atlassian JIRA (v6.2#6252)