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Posted to issues@hbase.apache.org by "Andrew Purtell (JIRA)" <ji...@apache.org> on 2018/08/17 23:46:00 UTC
[jira] [Commented] (HBASE-21055) NullPointerException when
balanceOverall() but server balance info is null
[ https://issues.apache.org/jira/browse/HBASE-21055?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16584510#comment-16584510 ]
Andrew Purtell commented on HBASE-21055:
----------------------------------------
Seems fine. We should apply to all relevant branches.
+1
> NullPointerException when balanceOverall() but server balance info is null
> ---------------------------------------------------------------------------
>
> Key: HBASE-21055
> URL: https://issues.apache.org/jira/browse/HBASE-21055
> Project: HBase
> Issue Type: Bug
> Components: Balancer
> Affects Versions: 2.1.0
> Reporter: Xiaolin Ha
> Assignee: Xiaolin Ha
> Priority: Major
> Attachments: HBASE-21055.branch-2.1.001.patch
>
>
> 2018-08-15,10:07:30,456 ERROR [master/c4-hadoop-tst-ct15:42900.Chore.1] org.apache.hadoop.hbase.ScheduledChore: Caught error
> java.lang.NullPointerException
> at org.apache.hadoop.hbase.master.balancer.SimpleLoadBalancer.balanceOverall(SimpleLoadBalancer.java:482)
> at org.apache.hadoop.hbase.master.balancer.SimpleLoadBalancer.balanceCluster(SimpleLoadBalancer.java:426)
> at org.apache.hadoop.hbase.master.balancer.SimpleLoadBalancer.balanceCluster(SimpleLoadBalancer.java:592)
> at org.apache.hadoop.hbase.master.HMaster.balance(HMaster.java:1535)
> at org.apache.hadoop.hbase.master.HMaster.balance(HMaster.java:1466)
> at org.apache.hadoop.hbase.master.balancer.BalancerChore.chore(BalancerChore.java:49)
> at org.apache.hadoop.hbase.ScheduledChore.run(ScheduledChore.java:186)
> 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 org.apache.hadoop.hbase.JitterScheduledThreadPoolExecutorImpl$JitteredRunnableScheduledFuture.run(JitterScheduledThreadPoolExecutorImpl.java:111)
> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:745)
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