Return-Path: Delivered-To: apmail-hadoop-hbase-dev-archive@minotaur.apache.org Received: (qmail 84910 invoked from network); 23 Jun 2009 22:39:19 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.3) by minotaur.apache.org with SMTP; 23 Jun 2009 22:39:19 -0000 Received: (qmail 34105 invoked by uid 500); 23 Jun 2009 22:39:29 -0000 Delivered-To: apmail-hadoop-hbase-dev-archive@hadoop.apache.org Received: (qmail 34079 invoked by uid 500); 23 Jun 2009 22:39:29 -0000 Mailing-List: contact hbase-dev-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: hbase-dev@hadoop.apache.org Delivered-To: mailing list hbase-dev@hadoop.apache.org Received: (qmail 34069 invoked by uid 99); 23 Jun 2009 22:39:29 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 23 Jun 2009 22:39:29 +0000 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; Tue, 23 Jun 2009 22:39:27 +0000 Received: from brutus (localhost [127.0.0.1]) by brutus.apache.org (Postfix) with ESMTP id 534D0234C004 for ; Tue, 23 Jun 2009 15:39:07 -0700 (PDT) Message-ID: <1131260129.1245796747327.JavaMail.jira@brutus> Date: Tue, 23 Jun 2009 15:39:07 -0700 (PDT) From: "stack (JIRA)" To: hbase-dev@hadoop.apache.org Subject: [jira] Commented: (HBASE-1573) Holes in master state change; updated startcode and server go into .META. but catalog scanner just got old values In-Reply-To: <899846985.1245782887337.JavaMail.jira@brutus> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 X-Virus-Checked: Checked by ClamAV on apache.org [ https://issues.apache.org/jira/browse/HBASE-1573?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12723333#action_12723333 ] stack commented on HBASE-1573: ------------------------------ Will test on pset cluster. > Holes in master state change; updated startcode and server go into .META. but catalog scanner just got old values > ----------------------------------------------------------------------------------------------------------------- > > Key: HBASE-1573 > URL: https://issues.apache.org/jira/browse/HBASE-1573 > Project: Hadoop HBase > Issue Type: Bug > Reporter: stack > Fix For: 0.19.4 > > Attachments: 1573-v2.patch, 1573-v3.patch, 1573.patch > > > Here is example of a scan that takes a while because 6k regions acting on stale data resulting in double assignment of region: > {code} > hbase-Powerset-master-aa0-000-8.u.powerset.com.log.2009-06-22:2009-06-22 10:56:06,220 INFO org.apache.hadoop.hbase.master.ServerManager: Received MSG_REPORT_OPEN: enwikibase,Cwj1sehVeEbnrUDR_j0xok==,1245604540748: safeMode=false from XX.XX.45.121:20020 > hbase-Powerset-master-aa0-000-8.u.powerset.com.log.2009-06-22:2009-06-22 10:56:06,220 INFO org.apache.hadoop.hbase.master.RegionServerOperation: enwikibase,Cwj1sehVeEbnrUDR_j0xok==,1245604540748 open on XX.XX.45.121:20020 > hbase-Powerset-master-aa0-000-8.u.powerset.com.log.2009-06-22:2009-06-22 10:56:06,220 INFO org.apache.hadoop.hbase.master.RegionServerOperation: updating row enwikibase,Cwj1sehVeEbnrUDR_j0xok==,1245604540748 in region .META.,,1 with with startcode !?B and server XX.XX.45.121:20020 > hbase-Powerset-master-aa0-000-8.u.powerset.com.log.2009-06-22:2009-06-22 10:56:06,397 DEBUG org.apache.hadoop.hbase.master.BaseScanner: Current assignment of enwikibase,Cwj0sehVeEbnrUDR_j0xok==,1245604540748 is not valid; Server 'XX.XX.44.95:20020' unknown. > hbase-Powerset-master-aa0-000-8.u.powerset.com.log.2009-06-22:2009-06-22 10:56:06,582 INFO org.apache.hadoop.hbase.master.RegionManager: Assigning region enwikibase,Cwj1sehVeEbnrUDR_j0xok==,1245604540748 to XX.XX.45.97:20020 > hbase-Powerset-master-aa0-000-8.u.powerset.com.log.2009-06-22:2009-06-22 10:56:09,587 INFO org.apache.hadoop.hbase.master.ServerManager: Received MSG_REPORT_PROCESS_OPEN: enwikibase,Cwj1sehVeEbnrUDR_j0xok==,1245604540748: safeMode=false from XX.XX.45.97:20020 > hbase-Powerset-master-aa0-000-8.u.powerset.com.log.2009-06-22:2009-06-22 10:56:12,614 INFO org.apache.hadoop.hbase.master.ServerManager: Received MSG_REPORT_OPEN: enwikibase,Cwj1sehVeEbnrUDR_j0xok==,1245604540748: safeMode=false from XX.XX.45.97:20020 > hbase-Powerset-master-aa0-000-8.u.powerset.com.log.2009-06-22:2009-06-22 10:56:13,549 INFO org.apache.hadoop.hbase.master.RegionServerOperation: enwikibase,Cwj1sehVeEbnrUDR_j0xok==,1245604540748 open on XX.XX.45.97:20020 > hbase-Powerset-master-aa0-000-8.u.powerset.com.log.2009-06-22:2009-06-22 10:56:13,549 INFO org.apache.hadoop.hbase.master.RegionServerOperation: updating row enwikibase,Cwj1sehVeEbnrUDR_j0xok==,1245604540748 in region .META.,,1 with with startcode !?? and server XX.XX.45.97:20020 > {code} > We've just updated the server info in the master because of the region open message but the scan sees old info in the .META. table though .META. was just updated. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.