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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-16810) HBase Balancer throws ArrayIndexOutOfBoundsException when regionservers are in /hbase/draining znode and unloaded
Date Thu, 13 Oct 2016 16:59:20 GMT

    [ https://issues.apache.org/jira/browse/HBASE-16810?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15572505#comment-15572505
] 

Hadoop QA commented on HBASE-16810:
-----------------------------------

| (x) *{color:red}-1 overall{color}* |
\\
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m 0s {color} | {color:blue}
Docker mode activated. {color} |
| {color:red}-1{color} | {color:red} patch {color} | {color:red} 0m 13s {color} | {color:red}
HBASE-16810 does not apply to branch-1. Rebase required? Wrong Branch? See https://yetus.apache.org/documentation/0.3.0/precommit-patchnames
for help. {color} |
\\
\\
|| Subsystem || Report/Notes ||
| JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12833158/HBASE-16810.branch-1.3_v1.patch
|
| JIRA Issue | HBASE-16810 |
| Console output | https://builds.apache.org/job/PreCommit-HBASE-Build/3989/console |
| Powered by | Apache Yetus 0.3.0   http://yetus.apache.org |


This message was automatically generated.



> HBase Balancer throws ArrayIndexOutOfBoundsException when regionservers are in /hbase/draining
znode and unloaded
> -----------------------------------------------------------------------------------------------------------------
>
>                 Key: HBASE-16810
>                 URL: https://issues.apache.org/jira/browse/HBASE-16810
>             Project: HBase
>          Issue Type: Bug
>          Components: Balancer
>    Affects Versions: 2.0.0, 1.3.0
>            Reporter: Ashu Pachauri
>            Assignee: David Pope
>             Fix For: 1.3.0
>
>         Attachments: HBASE-16810.branch-1.3_v1.patch, HBASE-16810.branch-1.patch, HBASE-16810.branch-1.v2.patch,
HBASE-16810.patch, master.patch
>
>
> 1. Add a regionserver znode under /hbase/draining znode.
> 2. Use RegionMover to unload all regions from the regionserver.
> 3. Run balancer.
> {code}
> 16/09/21 14:17:33 ERROR ipc.RpcServer: Unexpected throwable object
> java.lang.ArrayIndexOutOfBoundsException: 75
>       at org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer$Cluster.getLocalityOfRegion(BaseLoadBalancer.java:867)
>       at org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer$LocalityCostFunction.cost(StochasticLoadBalancer.java:1186)
>       at org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer.computeCost(StochasticLoadBalancer.java:521)
>       at org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer.balanceCluster(StochasticLoadBalancer.java:309)
>       at org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer.balanceCluster(StochasticLoadBalancer.java:264)
>       at org.apache.hadoop.hbase.master.HMaster.balance(HMaster.java:1339)
>       at org.apache.hadoop.hbase.master.MasterRpcServices.balance(MasterRpcServices.java:442)
>       at org.apache.hadoop.hbase.protobuf.generated.MasterProtos$MasterService$2.callBlockingMethod(MasterProtos.java:58555)
>       at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2268)
>       at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:123)
>       at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:188)
>       at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:168)
> {code}



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