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From "Enis Soztutar (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HBASE-10726) Fix java.lang.ArrayIndexOutOfBoundsException in StochasticLoadBalancer$LocalityBasedCandidateGenerator
Date Wed, 12 Mar 2014 05:00:44 GMT
Enis Soztutar created HBASE-10726:
-------------------------------------

             Summary: Fix java.lang.ArrayIndexOutOfBoundsException in StochasticLoadBalancer$LocalityBasedCandidateGenerator
                 Key: HBASE-10726
                 URL: https://issues.apache.org/jira/browse/HBASE-10726
             Project: HBase
          Issue Type: Bug
            Reporter: Enis Soztutar
            Assignee: Enis Soztutar
             Fix For: 0.99.0


Recent fix in HBASE-10632 to StochasticLoadBalancer$LocalityBasedCandidateGenerator revealed
another issue: 

{code}
java.lang.ArrayIndexOutOfBoundsException: -1
	at org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer$CandidateGenerator.pickRandomRegion(StochasticLoadBalancer.java:405)
	at org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer$LocalityBasedCandidateGenerator.generate(StochasticLoadBalancer.java:571)
	at org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer.balanceCluster(StochasticLoadBalancer.java:235)
	at org.apache.hadoop.hbase.master.HMaster.balance(HMaster.java:1465)
	at org.apache.hadoop.hbase.master.HMaster.balance(HMaster.java:1505)
{code}



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