Return-Path: X-Original-To: archive-asf-public-internal@cust-asf2.ponee.io Delivered-To: archive-asf-public-internal@cust-asf2.ponee.io Received: from cust-asf.ponee.io (cust-asf.ponee.io [163.172.22.183]) by cust-asf2.ponee.io (Postfix) with ESMTP id 032A2200B40 for ; Wed, 1 Jun 2016 18:34:01 +0200 (CEST) Received: by cust-asf.ponee.io (Postfix) id 01F70160A45; Wed, 1 Jun 2016 16:34:01 +0000 (UTC) Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by cust-asf.ponee.io (Postfix) with SMTP id 463EE160A4C for ; Wed, 1 Jun 2016 18:34:00 +0200 (CEST) Received: (qmail 54131 invoked by uid 500); 1 Jun 2016 16:33:59 -0000 Mailing-List: contact issues-help@hbase.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Delivered-To: mailing list issues@hbase.apache.org Received: (qmail 54089 invoked by uid 99); 1 Jun 2016 16:33:59 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 01 Jun 2016 16:33:59 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id 2F7982C1F5C for ; Wed, 1 Jun 2016 16:33:59 +0000 (UTC) Date: Wed, 1 Jun 2016 16:33:59 +0000 (UTC) From: "Ted Yu (JIRA)" To: issues@hbase.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (HBASE-15933) NullPointerException may be thrown from SimpleRegionNormalizer#getRegionSize() MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Wed, 01 Jun 2016 16:34:01 -0000 [ https://issues.apache.org/jira/browse/HBASE-15933?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Ted Yu updated HBASE-15933: --------------------------- Attachment: 15933.v1.txt > NullPointerException may be thrown from SimpleRegionNormalizer#getRegionSize() > ------------------------------------------------------------------------------ > > Key: HBASE-15933 > URL: https://issues.apache.org/jira/browse/HBASE-15933 > Project: HBase > Issue Type: Bug > Reporter: Ted Yu > Assignee: Ted Yu > Attachments: 15933.v1.txt > > > The following was observed in master log: > {code} > 2016-05-26 00:09:54,716 INFO [AM.ZK.Worker-pool2-t6917] master.RegionStates: Transition {7669ce6bec40dd44bb2388ff4d610b7b state=CLOSED, ts=1464221394716, server=x.net,60020,1463615066136} to {7669ce6bec40dd44bb2388ff4d610b7b state=OFFLINE, ts=1464221394716, server=x.net,60020,1463615066136} > 2016-05-26 00:09:54,717 ERROR [y.net,60000,1463614725717_ChoreService_1] normalizer.RegionNormalizerChore: Caught error > java.lang.NullPointerException > at org.apache.hadoop.hbase.master.normalizer.SimpleRegionNormalizer.getRegionSize(SimpleRegionNormalizer.java:174) > at org.apache.hadoop.hbase.master.normalizer.SimpleRegionNormalizer.computePlanForTable(SimpleRegionNormalizer.java:99) > at org.apache.hadoop.hbase.master.HMaster.normalizeRegions(HMaster.java:1406) > at org.apache.hadoop.hbase.master.normalizer.RegionNormalizerChore.chore(RegionNormalizerChore.java:49) > at org.apache.hadoop.hbase.ScheduledChore.run(ScheduledChore.java:185) > at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) > at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) > at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) > at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) > at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) > at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) > {code} > DEBUG was not turned on. > Looks like race condition where the Map returned by getRegionsLoad() no longer contained certain region. -- This message was sent by Atlassian JIRA (v6.3.4#6332)