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Feng Honghua commented on HBASE-7632: ------------------------------------- attach the call stack: 2013-01-10 09:22:03,084 ERROR org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: Node /hbase/sdtst-miliao/replication/peers/34/peer-state already exists and this is not a retry 2013-01-10 09:22:03,084 ERROR org.apache.hadoop.hbase.replication.regionserver.ReplicationSourceManager: Error while adding a new peer org.apache.zookeeper.KeeperException$NodeExistsException: KeeperErrorCode = NodeExists for /hbase/sdtst-miliao/replication/peers/34/peer-state at org.apache.zookeeper.KeeperException.create(KeeperException.java:119) at org.apache.zookeeper.KeeperException.create(KeeperException.java:51) at org.apache.zookeeper.ZooKeeper.create(ZooKeeper.java:778) at org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.createNonSequential(RecoverableZooKeeper.java:420) at org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.create(RecoverableZooKeeper.java:402) at org.apache.hadoop.hbase.zookeeper.ZKUtil.createAndWatch(ZKUtil.java:852) at org.apache.hadoop.hbase.replication.ReplicationPeer.startStateTracker(ReplicationPeer.java:82) at org.apache.hadoop.hbase.replication.ReplicationZookeeper.getPeer(ReplicationZookeeper.java:344) at org.apache.hadoop.hbase.replication.ReplicationZookeeper.connectToPeer(ReplicationZookeeper.java:307) at org.apache.hadoop.hbase.replication.regionserver.ReplicationSourceManager$PeersWatcher.nodeChildrenChanged(ReplicationSourceManager.java:511) at org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher.process(ZooKeeperWatcher.java:316) at org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:519) > fail to create ReplicationSource if ReplicationPeer.startStateTracker > checkExists(peerStateNode) and find not exist but fails in createAndWatch due > to client/shell is done creating it then, now throws exception and results in > addPeer fail > ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- > > Key: HBASE-7632 > URL: https://issues.apache.org/jira/browse/HBASE-7632 > Project: HBase > Issue Type: Bug > Components: Replication > Affects Versions: 0.94.2, 0.94.3, 0.94.4 > Reporter: Feng Honghua > Original Estimate: 48h > Remaining Estimate: 48h > > fail to create ReplicationSource if ReplicationPeer.startStateTracker > checkExists(peerStateNode) and find not exist but fails in createAndWatch due > to client/shell is done creating it then, now throws exception and results in > addPeer fail -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira