Hi, I’m a beginner of HBase. I’m recently deploying HBase 1.0.0 onto Emulab using Hadoop 2.6.0 When I type bin/start-hbase.sh, Hbase and HRegionservers starts and then shut down. The master log are as follows:
2015-04-21 12:13:58,607 INFO [main-SendThread(pc439.emulab.net<http://pc439.emulab.net>:2181)] zookeeper.ClientCnxn: Opening socket connection to server pc439.emulab.net/155.98.38.39:2181<http://pc439.emulab.net/155.98.38.39:2181>. Will not attempt to authenticate using SASL (unknown error) 2015-04-21 12:13:58,608 INFO [main-SendThread(pc439.emulab.net<http://pc439.emulab.net>:2181)] zookeeper.ClientCnxn: Socket connection established to pc439.emulab.net/155.98.38.39:2181<http://pc439.emulab.net/155.98.38.39:2181>, initiating session 2015-04-21 12:13:58,609 INFO [main-SendThread(pc439.emulab.net<http://pc439.emulab.net>:2181)] zookeeper.ClientCnxn: Unable to read additional data from server sessionid 0x0, likely server has closed socket, closing socket connection and attempting reconnect 2015-04-21 12:13:59,513 INFO [main-SendThread(pc440.emulab.net<http://pc440.emulab.net>:2181)] zookeeper.ClientCnxn: Opening socket connection to server pc440.emulab.net/155.98.38.40:2181<http://pc440.emulab.net/155.98.38.40:2181>. Will not attempt to authenticate using SASL (unknown error) 2015-04-21 12:13:59,513 INFO [main-SendThread(pc440.emulab.net<http://pc440.emulab.net>:2181)] zookeeper.ClientCnxn: Socket connection established to pc440.emulab.net/155.98.38.40:2181<http://pc440.emulab.net/155.98.38.40:2181>, initiating session 2015-04-21 12:13:59,514 INFO [main-SendThread(pc440.emulab.net<http://pc440.emulab.net>:2181)] zookeeper.ClientCnxn: Unable to read additional data from server sessionid 0x0, likely server has closed socket, closing socket connection and attempting reconnect 2015-04-21 12:14:01,531 INFO [main-SendThread(pc439.emulab.net<http://pc439.emulab.net>:2181)] zookeeper.ClientCnxn: Opening socket connection to server pc439.emulab.net/155.98.38.39:2181<http://pc439.emulab.net/155.98.38.39:2181>. Will not attempt to authenticate using SASL (unknown error) 2015-04-21 12:14:01,531 INFO [main-SendThread(pc439.emulab.net<http://pc439.emulab.net>:2181)] zookeeper.ClientCnxn: Socket connection established to pc439.emulab.net/155.98.38.39:2181<http://pc439.emulab.net/155.98.38.39:2181>, initiating session 2015-04-21 12:14:01,532 INFO [main-SendThread(pc439.emulab.net<http://pc439.emulab.net>:2181)] zookeeper.ClientCnxn: Unable to read additional data from server sessionid 0x0, likely server has closed socket, closing socket connection and attempting reconnect 2015-04-21 12:14:01,633 WARN [main] zookeeper.RecoverableZooKeeper: Possibly transient ZooKeeper, quorum=pc439.emulab.net<http://pc439.emulab.net>:2181,pc440.emulab.net<http://pc440.emulab.net>:2181, exception=org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode = ConnectionLoss for /hbase 2015-04-21 12:14:01,633 ERROR [main] zookeeper.RecoverableZooKeeper: ZooKeeper create failed after 4 attempts 2015-04-21 12:14:01,634 ERROR [main] master.HMasterCommandLine: Master exiting java.lang.RuntimeException: Failed construction of Master: class org.apache.hadoop.hbase.master.HMaster at org.apache.hadoop.hbase.master.HMaster.constructMaster(HMaster.java:1982) at org.apache.hadoop.hbase.master.HMasterCommandLine.startMaster(HMasterCommandLine.java:198) at org.apache.hadoop.hbase.master.HMasterCommandLine.run(HMasterCommandLine.java:139) at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70) at org.apache.hadoop.hbase.util.ServerCommandLine.doMain(ServerCommandLine.java:126) at org.apache.hadoop.hbase.master.HMaster.main(HMaster.java:1996) Caused by: org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode = ConnectionLoss for /hbase at org.apache.zookeeper.KeeperException.create(KeeperException.java:99) at org.apache.zookeeper.KeeperException.create(KeeperException.java:51) at org.apache.zookeeper.ZooKeeper.create(ZooKeeper.java:783) at org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.createNonSequential(RecoverableZooKeeper.java:512) at org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.create(RecoverableZooKeeper.java:491) at org.apache.hadoop.hbase.zookeeper.ZKUtil.createWithParents(ZKUtil.java:1252) at org.apache.hadoop.hbase.zookeeper.ZKUtil.createWithParents(ZKUtil.java:1230) at org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher.createBaseZNodes(ZooKeeperWatcher.java:174) at org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher.<init>(ZooKeeperWatcher.java:167) My Hbase-site.xml is: <configuration> <property> <name>hbase.master</name> <value>10.10.10.2:60000</value> </property> <property> <name>hbase.rootdir</name> <value>hdfs://hadoopmaster:9000/hbase</value> </property> <property> <name>hbase.zookeeper.property.dataDir</name> <value>/proj/ucare/bo/hadoop_data/zookeeper</value> </property> <property> <name>hbase.zookeeper.quorum</name> <value>pc440.emulab.net<http://pc440.emulab.net>,pc439.emulab.net<http://pc439.emulab.net></value> <description>The directory shared by RegionServers. </description> </property> <property> <name>hbase.cluster.distributed</name> <value>true</value> </property> <property> <name>dfs.replication</name> <value>1</value> </property> </configuration> The regionservers file is: b...@pc440.emulab.net<mailto:b...@pc440.emulab.net> b...@pc439.emulab.net<mailto:b...@pc439.emulab.net> Someone could tell me how to fix it? Thanks a lot! Bo