Return-Path: X-Original-To: apmail-hbase-issues-archive@www.apache.org Delivered-To: apmail-hbase-issues-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id EA533105BE for ; Mon, 30 Dec 2013 07:01:48 +0000 (UTC) Received: (qmail 91569 invoked by uid 500); 30 Dec 2013 07:01:05 -0000 Delivered-To: apmail-hbase-issues-archive@hbase.apache.org Received: (qmail 91504 invoked by uid 500); 30 Dec 2013 07:01:02 -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 91379 invoked by uid 99); 30 Dec 2013 07:00:56 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 30 Dec 2013 07:00:56 +0000 Date: Mon, 30 Dec 2013 07:00:56 +0000 (UTC) From: "Hudson (JIRA)" To: issues@hbase.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HBASE-10257) [0.94] Master aborts due to assignment race 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/HBASE-10257?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13858615#comment-13858615 ] Hudson commented on HBASE-10257: -------------------------------- SUCCESS: Integrated in HBase-0.94-security #373 (See [https://builds.apache.org/job/HBase-0.94-security/373/]) HBASE-10257 [0.94] Master aborts due to assignment race (larsh: rev 1554144) * /hbase/branches/0.94/src/main/java/org/apache/hadoop/hbase/master/AssignmentManager.java > [0.94] Master aborts due to assignment race > ------------------------------------------- > > Key: HBASE-10257 > URL: https://issues.apache.org/jira/browse/HBASE-10257 > Project: HBase > Issue Type: Sub-task > Reporter: Lars Hofhansl > Assignee: Lars Hofhansl > Priority: Critical > Fix For: 0.94.16 > > Attachments: 8912-0.94-alt2.txt > > > # When a region server attempts to open a region and fails it takes the resp. znode to PENDING_OPEN followed by FAILED_OPEN in quick succession. > # The HMaster now gets two notifications from ZK. > # If the znode transitioned to FAILED_OPEN before the HMaster could react to PENDING_OPEN. There will be two ClosedRegionHandler running. > That races causes this condition: > {code} > java.lang.IllegalStateException: Unexpected state : testRetrying,jjj,1372891751115.9b828792311001062a5ff4b1038fe33b. state=PENDING_OPEN, ts=1372891751912, server=hemera.apache.org,39064,1372891746132 .. Cannot transit it to OFFLINE. > at org.apache.hadoop.hbase.master.AssignmentManager.setOfflineInZooKeeper(AssignmentManager.java:1879) > at org.apache.hadoop.hbase.master.AssignmentManager.assign(AssignmentManager.java:1688) > at org.apache.hadoop.hbase.master.AssignmentManager.assign(AssignmentManager.java:1424) > at org.apache.hadoop.hbase.master.AssignmentManager.assign(AssignmentManager.java:1399) > at org.apache.hadoop.hbase.master.AssignmentManager.assign(AssignmentManager.java:1394) > at org.apache.hadoop.hbase.master.handler.ClosedRegionHandler.process(ClosedRegionHandler.java:105) > at org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:175) > at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895) > at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918) > at java.lang.Thread.run(Thread.java:662) > {code} -- This message was sent by Atlassian JIRA (v6.1.5#6160)