ERROR: org.apache.hadoop.hbase.ipc.ServerNotRunningYetException: Server is not running yet ???at org.apache.hadoop.hbase.master.HMaster.checkServiceStarted(HMaster.java:2372) ???at org.apache.hadoop.hbase.master.MasterRpcServices.isMasterRunning(MasterRpcServices.java:931) ???at org.apache.hadoop.hbase.protobuf.generated.MasterProtos$MasterService$2.callBlockingMethod(MasterProtos.java:55654) ???at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2196) ???at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:112) ???at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:133) ???at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108) ???at java.lang.Thread.run(Thread.java:748)
出现上面问题应该是Hadoop处在安全模式，解决问题方式就是手动退出安全模式
hadoop dfsadmin -safemode leave
Hbase 出现 org.apache.hadoop.hbase.ipc.ServerNotRunningYetException: Server is not running yet 错误
原文地址：http://www.cnblogs.com/yunfeiqi/p/7874861.html