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Date: Thu, 26 Dec 2013 11:22:38 -0800 (PST)
From: lars hofhansl <larsh@apache.org>
Reply-To: lars hofhansl <larsh@apache.org>
Subject: Re: Master (should not?) abort startup on Unexpected PENDING_OPEN
 state
To: "user@hbase.apache.org" <user@hbase.apache.org>
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When you start the master again, does it abort again?=0A=0A=0A=0A__________=
______________________=0A From: Jean-Marc Spaggiari <jean-marc@spaggiari.or=
g>=0ATo: user <user@hbase.apache.org> =0ASent: Thursday, December 26, 2013 =
6:00 AM=0ASubject: Master (should not?) abort startup on Unexpected PENDING=
_OPEN state=0A =0A=0AI think I stopped my master while it was doing a big b=
alancing. At restart,=0AI'm getting the exception below and master exit. Al=
l RS are able to start=0Acorrectly, but not the master.=0A=0ASince master i=
s not starting I can not manually assign this region from the=0Ashell. I gu=
ess I can simply delete the znode about the region, restart and=0Ahbck, but=
 my opinion is that we should not abord the startup when such=0Aexception o=
ccurs.=0A=0AJM=0A=0A=0A=0Ajava.lang.IllegalStateException: Unexpected state=
 :=0Apage,www\x1Fhttp\x1F-1\x1F/vote/comment/27996/1/\x1Fnull,1379104524006=
.17bee313797fc1ce982c0e31fdb6620c.=0Astate=3DPENDING_OPEN, ts=3D13880656704=
15, server=3Dnode6,60020,1388027343261 ..=0ACannot transit it to OFFLINE.=
=0A=A0 =A0 at=0Aorg.apache.hadoop.hbase.master.AssignmentManager.setOffline=
InZooKeeper(AssignmentManager.java:1890)=0A=A0 =A0 at=0Aorg.apache.hadoop.h=
base.master.AssignmentManager.assign(AssignmentManager.java:1690)=0A=A0 =A0=
 at=0Aorg.apache.hadoop.hbase.master.AssignmentManager.assign(AssignmentMan=
ager.java:1426)=0A=A0 =A0 at=0Aorg.apache.hadoop.hbase.master.AssignmentMan=
ager.assign(AssignmentManager.java:1398)=0A=A0 =A0 at=0Aorg.apache.hadoop.h=
base.master.AssignmentManager.assign(AssignmentManager.java:1393)=0A=A0 =A0=
 at=0Aorg.apache.hadoop.hbase.master.handler.ClosedRegionHandler.process(Cl=
osedRegionHandler.java:105)=0A=A0 =A0 at=0Aorg.apache.hadoop.hbase.executor=
.EventHandler.run(EventHandler.java:175)=0A=A0 =A0 at=0Ajava.util.concurren=
t.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)=0A=A0 =A0 at=
=0Ajava.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.ja=
va:615)=0A=A0 =A0 at java.lang.Thread.run(Thread.java:744)
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