Elliott Clark created HBASE-14653:
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Summary: Balancer is getting NullPointerExceptions
Key: HBASE-14653
URL: https://issues.apache.org/jira/browse/HBASE-14653
Project: HBase
Issue Type: Bug
Reporter: Elliott Clark
{code}ERROR: java.io.IOException
at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2165)
at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:106)
at
org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:130)
at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:107)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.NullPointerException
at
org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer$Cluster.getLeastLoadedTopServerForRegion(BaseLoadBalancer.java:847)
at
org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer$LocalityBasedCandidateGenerator.generate(StochasticLoadBalancer.java:609)
at
org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer.balanceCluster(StochasticLoadBalancer.java:267)
at org.apache.hadoop.hbase.master.HMaster.balance(HMaster.java:1263)
at
org.apache.hadoop.hbase.master.MasterRpcServices.balance(MasterRpcServices.java:435)
at
org.apache.hadoop.hbase.protobuf.generated.MasterProtos$MasterService$2.callBlockingMethod(MasterProtos.java:53616)
at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2120)
... 4 more
{code}
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