Ted Yu created HBASE-10767:
------------------------------
Summary: Load balancer may interfere with tests in TestHBaseFsck
Key: HBASE-10767
URL: https://issues.apache.org/jira/browse/HBASE-10767
Project: HBase
Issue Type: Test
Reporter: Ted Yu
Assignee: Ted Yu
When analyzing test failure shown in
https://builds.apache.org/job/HBase-TRUNK/5018/testReport/org.apache.hadoop.hbase.util/TestHBaseFsck/testHbckThreadpooling/
, I saw the following events:
{code}
2014-03-16 04:02:05,721 INFO
[juno.apache.org,41286,1394942220308-BalancerChore] master.HMaster(1490):
balance hri=NoHdfsTable,,1394942287079.
f66b7b32c7bfed7cc8637ee9b033ef14., src=juno.apache.org,37923,1394942221817,
dest=juno.apache.org,57897,1394942221876
2014-03-16 04:02:05,721 DEBUG
[juno.apache.org,41286,1394942220308-BalancerChore]
master.AssignmentManager(2239): Starting unassign of
NoHdfsTable,,1394942287079. f66b7b32c7bfed7cc8637ee9b033ef14.
(offlining), current state: {f66b7b32c7bfed7cc8637ee9b033ef14 state=OPEN,
ts=1394942287774, server=juno.apache.org,37923,1394942221817}
...
2014-03-16 04:02:05,742 DEBUG
[juno.apache.org,41286,1394942220308-BalancerChore]
master.AssignmentManager(1704): Offline
NoHdfsTable,,1394942287079.f66b7b32c7bfed7cc8637ee9b033ef14., it's not any more
on juno.apache.org,37923,1394942221817
org.apache.hadoop.hbase.NotServingRegionException:
org.apache.hadoop.hbase.NotServingRegionException: The region
f66b7b32c7bfed7cc8637ee9b033ef14 is not online, and is not opening.
at
org.apache.hadoop.hbase.regionserver.HRegionServer.closeRegion(HRegionServer.java:2617)
at
org.apache.hadoop.hbase.regionserver.HRegionServer.closeRegion(HRegionServer.java:3796)
...
2014-03-16 04:02:05,754 DEBUG
[juno.apache.org,41286,1394942220308-BalancerChore]
master.AssignmentManager(2191): No previous transition plan found (or ignoring
an existing plan) for
NoHdfsTable,,1394942287079.f66b7b32c7bfed7cc8637ee9b033ef14.; generated random
plan=hri=NoHdfsTable,,1394942287079.f66b7b32c7bfed7cc8637ee9b033ef14., src=,
dest=juno.apache.org,57897,1394942221876; 3 (online=3, available=3) available
servers, forceNewPlan=false
...
2014-03-16 04:02:05,786 DEBUG [RS_OPEN_REGION-juno:57897-0]
regionserver.HRegion(4402): Opening region: {ENCODED =>
f66b7b32c7bfed7cc8637ee9b033ef14, NAME =>
'NoHdfsTable,,1394942287079.f66b7b32c7bfed7cc8637ee9b033ef14.', STARTKEY => '',
ENDKEY => 'A'}
...
2014-03-16 04:02:05,787 DEBUG [RS_OPEN_REGION-juno:57897-0]
regionserver.HRegion(563): Instantiated
NoHdfsTable,,1394942287079.f66b7b32c7bfed7cc8637ee9b033ef14.
...
2014-03-16 04:02:06,862 DEBUG [pool-1-thread-1] util.HBaseFsck(1452): Loading
region dirs from
hdfs://localhost:48141/user/jenkins/hbase/data/default/NoHdfsTable
{code}
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