[ https://issues.apache.org/jira/browse/HBASE-4835?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Ted Yu updated HBASE-4835: -------------------------- Summary: ConcurrentModificationException out of ZKConfig.makeZKProps (was: CME out of ZKConfig.makeZKProps) > ConcurrentModificationException out of ZKConfig.makeZKProps > ----------------------------------------------------------- > > Key: HBASE-4835 > URL: https://issues.apache.org/jira/browse/HBASE-4835 > Project: HBase > Issue Type: Bug > Affects Versions: 0.92.0, 0.94.0 > Reporter: Andrew Purtell > Assignee: Andrew Purtell > Attachments: HBASE-4835.patch > > > Mikhail reported this from a five-node, three-RS cluster test: > {code} > 2011-11-21 01:30:15,188 FATAL > org.apache.hadoop.hbase.regionserver.HRegionServer: ABORTING region server > <machine_name>,60020,1321867814890: Initialization of RS failed. Hence > aborting RS. > java.util.ConcurrentModificationException > at java.util.Hashtable$Enumerator.next(Hashtable.java:1031) > at org.apache.hadoop.conf.Configuration.iterator(Configuration.java:1042) > at org.apache.hadoop.hbase.zookeeper.ZKConfig.makeZKProps(ZKConfig.java:75) > at > org.apache.hadoop.hbase.zookeeper.ZKConfig.getZKQuorumServersString(ZKConfig.java:245) > at > org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher.<init>(ZooKeeperWatcher.java:144) > at > org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher.<init>(ZooKeeperWatcher.java:124) > at > org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.getZooKeeperWatcher(HConnectionManager.java:1262) > at > org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.setupZookeeperTrackers(HConnectionManager.java:568) > at > org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.<init>(HConnectionManager.java:559) > at > org.apache.hadoop.hbase.client.HConnectionManager.getConnection(HConnectionManager.java:183) > at > org.apache.hadoop.hbase.catalog.CatalogTracker.<init>(CatalogTracker.java:177) > at > org.apache.hadoop.hbase.regionserver.HRegionServer.initializeZooKeeper(HRegionServer.java:575) > at > org.apache.hadoop.hbase.regionserver.HRegionServer.preRegistrationInitialization(HRegionServer.java:534) > at > org.apache.hadoop.hbase.regionserver.HRegionServer.run(HRegionServer.java:642) > at java.lang.Thread.run(Thread.java:619) > {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