我已经安装了cloudera和hdfs,mapreduce,zookeper,hbase.有这些服务的4个节点(3个zookeeper).所有都是由cloudera向导安装的,在cloudera中没有配置问题.从java连接我有一个错误:
9:32:23.020 [main-SendThread()] INFO org.apache.zookeeper.ClientCnxn - 打开到服务器的套接字连接/172.20.7.6:2181 09:32:23.020 [main] INFO org.apache.hadoop.hbase.zookeeper .RecoverableZooKeeper - 进程标识符= hconnection-0x301abf87连接到ZooKeeper ensemble = 172.20.7.6:2181 09:32:23.028 [main-SendThread(cloudera2.pjk-tvs ...:2181)] INFO org.apache.zookeeper.ClientCnxn - 建立到cloudera2.pjk-tvs的插座连接.../172.20.7.6:2181,启动会话09:32:23.029 [main-SendThread(cloudera2.pjk-tvs ... net:2181)] DEBUG org.apache.zookeeper .ClientCnxn - 在cloudera2.pjk-tvs上发送的会话建立请求.../172.20.7.6:2181 09:32:23.035 [main-SendThread(cloudera2.pjk-tvs ...:2181)] INFO org.apache.zookeeper .ClientCnxn - 在服务器上完成会话建立cloudera2.pjk-tvs .../172.20.7.6:2181,sessionid = 0x2423aeb0f790ff2,negotiated timeout = 60000 09:32:23.037 [main-EventThread] DEBUG org.apache.hadoop.hbase. zookeeper.ZooKeeperWatcher - hconnection-0x3 01abf87收到ZooKeeper事件,type = None,state = SyncConnected,path = null 09:32:23.040 [main-EventThread] DEBUG org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher - hconnection-0x301abf87-0x2423aeb0f790ff2 connected 09:32:23.041 [main-SendThread(cloudera2.pjk-tvs ...:2181)] DEBUG org.apache.zookeeper.ClientCnxn - 读取回复sessionid:0x2423aeb0f790ff2,packet :: clientPath:null serverPath:null finished:false header …