zhengsicheng created HBASE-27878:
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Summary: balance_rsgroup NullPointerException
Key: HBASE-27878
URL: https://issues.apache.org/jira/browse/HBASE-27878
Project: HBase
Issue Type: Bug
Reporter: zhengsicheng
Assignee: zhengsicheng
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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