[ https://issues.apache.org/jira/browse/HBASE-16810?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
David Pope updated HBASE-16810: ------------------------------- Status: In Progress (was: Patch Available) > HBase Balancer throws ArrayIndexOutOfBoundsException when regionservers 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.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} -- This message was sent by Atlassian JIRA (v6.3.4#6332)