已经用cm 安装好了cdh，需要在上面添加HBase，并且做一个HBase故障转移功能，现在需要配置2个HMaster 在不同的机器上。
启动出现异常信息：
2015-12-23 14:44:38,893 INFO org.apache.zookeeper.ZooKeeper: Session: 0x351cc5eec210013 closed 2015-12-23 14:44:38,893 INFO org.apache.zookeeper.ClientCnxn: EventThread shut down 2015-12-23 14:44:38,895 INFO org.apache.hadoop.hbase.regionserver.HRegionServer: stopping server node8,60000,1450853073564; all regions closed. 2015-12-23 14:44:38,916 INFO org.apache.hadoop.hbase.ipc.RpcServer: Stopping server on 60000 2015-12-23 14:44:38,926 INFO org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: Node /hbase/rs/node8,60000,1450853073564 already deleted, retry=false 2015-12-23 14:44:38,937 INFO org.apache.zookeeper.ZooKeeper: Session: 0x251cc5f0a63000c closed 2015-12-23 14:44:38,937 INFO org.apache.zookeeper.ClientCnxn: EventThread shut down 2015-12-23 14:44:38,937 INFO org.apache.hadoop.hbase.regionserver.HRegionServer: stopping server node8,60000,1450853073564; zookeeper connection closed. 2015-12-23 14:44:38,937 INFO org.apache.hadoop.hbase.regionserver.HRegionServer: master/node8/172.19.0.54:60000 exiting
节点启动信息：
错误原因：
在日志找到错误日志信息：
by: org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.security.AccessControlException): Permission denied: user=hbase, access=WRITE, inode="/":hdfs:supergroup:drwxr-xr-x
解决办法：
原文：http://www.cnblogs.com/zhanggl/p/5069948.html