[ https://issues.apache.org/jira/browse/HBASE-5675?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jonathan Hsieh updated HBASE-5675: ---------------------------------- Affects Version/s: (was: 0.94.0) > Create table fails if we keep refreshing master's UI for task monitor status > ---------------------------------------------------------------------------- > > Key: HBASE-5675 > URL: https://issues.apache.org/jira/browse/HBASE-5675 > Project: HBase > Issue Type: Bug > Components: master > Affects Versions: 0.90.4, 0.92.0 > Reporter: Mubarak Seyed > Assignee: Mubarak Seyed > Labels: noob > > I tried to create a table with 2K pre-split regions, region assignment was in > middle and i was keep refreshing master's web UI to find the status of the > task using task monitor, table creation was failed and {{META}} was showing > 2K regions with server location value is {{null}} and regions weren't > deployed onto region-servers. > {code} > table_ACreating table table_A > java.io.IOException: java.io.IOException: > java.util.ConcurrentModificationException > at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) > at > sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39) > at > sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27) > at java.lang.reflect.Constructor.newInstance(Constructor.java:513) > at > org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:95) > at > org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:79) > at > org.apache.hadoop.hbase.client.HBaseAdmin.createTableAsync(HBaseAdmin.java:384) > at > org.apache.hadoop.hbase.client.HBaseAdmin.createTable(HBaseAdmin.java:294) > at com.test.tools.hbase.schema.createIfNotExists(schema.java:520) > at com.test.tools.hbase.schema.main(schema.java:627) > Caused by: org.apache.hadoop.ipc.RemoteException: java.io.IOException: > java.util.ConcurrentModificationException > at java.util.SubList.checkForComodification(AbstractList.java:752) > at java.util.SubList.add(AbstractList.java:632) > at java.util.SubList.add(AbstractList.java:633) > at java.util.SubList.add(AbstractList.java:633) > .. > .. > at java.util.SubList.add(AbstractList.java:633) > at java.util.AbstractList.add(AbstractList.java:91) > at > org.apache.hadoop.hbase.monitoring.TaskMonitor.createStatus(TaskMonitor.java:76) > at org.apache.hadoop.hbase.regionserver.HRegion.close(HRegion.java:510) > at org.apache.hadoop.hbase.regionserver.HRegion.close(HRegion.java:490) > at org.apache.hadoop.hbase.master.HMaster.createTable(HMaster.java:853) > at org.apache.hadoop.hbase.master.HMaster.createTable(HMaster.java:813) > at org.apache.hadoop.hbase.master.HMaster.createTable(HMaster.java:780) > at sun.reflect.GeneratedMethodAccessor27.invoke(Unknown Source) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:597) > at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:570) > at > org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1039) > at org.apache.hadoop.hbase.ipc.HBaseClient.call(HBaseClient.java:771) > at > org.apache.hadoop.hbase.ipc.HBaseRPC$Invoker.invoke(HBaseRPC.java:257) > at $Proxy5.createTable(Unknown Source) > at > org.apache.hadoop.hbase.client.HBaseAdmin.createTableAsync(HBaseAdmin.java:382) > > {code} -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira