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https://issues.apache.org/jira/browse/HBASE-27878?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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ASF GitHub Bot updated HBASE-27878:
-----------------------------------
Labels: pull-request-available (was: )
> balance_rsgroup NullPointerException
> ------------------------------------
>
> Key: HBASE-27878
> URL: https://issues.apache.org/jira/browse/HBASE-27878
> Project: HBase
> Issue Type: Bug
> Reporter: zhengsicheng
> Assignee: zhengsicheng
> Priority: Minor
> Labels: pull-request-available
>
> hbase(main):001:0> balance_rsgroup 'default'
> ERROR: java.io.IOException: Cannot invoke
> "org.apache.hadoop.hbase.ServerName.getAddress()" because "currentHostServer"
> is null
> at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:466)
> at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:133)
> at
> org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:338)
> at
> org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:318)
> Caused by: java.lang.NullPointerException: Cannot invoke
> "org.apache.hadoop.hbase.ServerName.getAddress()" because "currentHostServer"
> is null
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.correctAssignments(RSGroupBasedLoadBalancer.java:320)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.balanceCluster(RSGroupBasedLoadBalancer.java:126)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupAdminServer.balanceRSGroup(RSGroupAdminServer.java:461)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupAdminEndpoint$RSGroupAdminServiceImpl.balanceRSGroup(RSGroupAdminEndpoint.java:301)
> at
> org.apache.hadoop.hbase.protobuf.generated.RSGroupAdminProtos$RSGroupAdminService.callMethod(RSGroupAdminProtos.java:14948)
> at
> org.apache.hadoop.hbase.master.MasterRpcServices.execMasterService(MasterRpcServices.java:921)
> at
> org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos$MasterService$2.callBlockingMethod(MasterProtos.java)
> at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:394)
> ... 3 more
> For usage try 'help "balance_rsgroup"'
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