Hbase HRegionServer 启动失败

启动Hbase HRegionServer报错如下: 2015-12-15 05:32:50,674 FATAL regionserver.HRegionServer: Master rejected startup because clock is out of sync org.apache.hadoop.hbase.ClockOutOfSyncException: org.apache.hadoop.hbase.ClockOutOfSyncException: Server hadoopnode2,60020,1450157568102 has been rejected; Reported time is too far out of sync with master. Time difference of 180169ms > max allowed of 30000ms at org.apache.hadoop.hbase.master.ServerManager.checkClockSkew(ServerManager.java:345) at org.apache.hadoop.hbase.master.ServerManager.regionServerStartup(ServerManager.java:238) at org.apache.hadoop.hbase.master.HMaster.regionServerStartup(HMaster.java:1277) at org.apache.hadoop.hbase.protobuf.generated.RegionServerStatusProtos$RegionServerStatusService$2.callBlockingMethod(RegionServerStatusProtos.java:7910) at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2027) at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:108) at org.apache.hadoop.hbase.ipc.FifoRpcScheduler$1.run(FifoRpcScheduler.java:74) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) at java.util.concurrent.FutureTask.run(FutureTask.java:262) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:744) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:526) at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:106) at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:95) at org.apache.hadoop.hbase.protobuf.ProtobufUtil.getRemoteException(ProtobufUtil.java:284) at org.apache.hadoop.hbase.regionserver.HRegionServer.reportForDuty(HRegionServer.java:2104) at org.apache.hadoop.hbase.regionserver.HRegionServer.run(HRegionServer.java:857) at java.lang.Thread.run(Thread.java:744) Caused by: org.apache.hadoop.hbase.ipc.RemoteWithExtrasException(org.apache.hadoop.hbase.ClockOutOfSyncException): org.apache.hadoop.hbase.ClockOutOfSyncException: Server hadoopnode2,60020,1450157568102 has been rejected; Reported time is too far out of sync with master. Time difference of 180169ms > max allowed of 30000ms at org.apache.hadoop.hbase.master.ServerManager.checkClockSkew(ServerManager.java:345) at org.apache.hadoop.hbase.master.ServerManager.regionServerStartup(ServerManager.java:238) at org.apache.hadoop.hbase.master.HMaster.regionServerStartup(HMaster.java:1277) at org.apache.hadoop.hbase.protobuf.generated.RegionServerStatusProtos$RegionServerStatusService$2.callBlockingMethod(RegionServerStatusProtos.java:7910) at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2027) at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:108) at org.apache.hadoop.hbase.ipc.FifoRpcScheduler$1.run(FifoRpcScheduler.java:74) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) at java.util.concurrent.FutureTask.run(FutureTask.java:262) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:744) at org.apache.hadoop.hbase.ipc.RpcClient.call(RpcClient.java:1457) at org.apache.hadoop.hbase.ipc.RpcClient.callBlockingMethod(RpcClient.java:1661) at org.apache.hadoop.hbase.ipc.RpcClient$BlockingRpcChannelImplementation.callBlockingMethod(RpcClient.java:1719) at org.apache.hadoop.hbase.protobuf.generated.RegionServerStatusProtos$RegionServerStatusService$BlockingStub.regionServerStartup(RegionServerStatusProtos.java:8277) at org.apache.hadoop.hbase.regionserver.HRegionServer.reportForDuty(HRegionServer.java:2102) ... 2 more 2015-12-15 05:32:50,676 FATAL regionserver.HRegionServer: ABORTING region server hadoopnode2,60020,1450157568102: Unhandled: org.apache.hadoop.hbase.ClockOutOfSyncException: Server hadoopnode2,60020,1450157568102 has been rejected; Reported time is too far out of sync with master. Time difference of 180169ms > max allowed of 30000ms at org.apache.hadoop.hbase.master.ServerManager.checkClockSkew(ServerManager.java:345) at org.apache.hadoop.hbase.master.ServerManager.regionServerStartup(ServerManager.java:238) at org.apache.hadoop.hbase.master.HMaster.regionServerStartup(HMaster.java:1277) at org.apache.hadoop.hbase.protobuf.generated.RegionServerStatusProtos$RegionServerStatusService$2.callBlockingMethod(RegionServerStatusProtos.java:7910) at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2027) at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:108) at org.apache.hadoop.hbase.ipc.FifoRpcScheduler$1.run(FifoRpcScheduler.java:74) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) at java.util.concurrent.FutureTask.run(FutureTask.java:262) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:744) org.apache.hadoop.hbase.ClockOutOfSyncException: org.apache.hadoop.hbase.ClockOutOfSyncException: Server hadoopnode2,60020,1450157568102 has been rejected; Reported time is too far out of sync with master. Time difference of 180169ms > max allowed of 30000ms at org.apache.hadoop.hbase.master.ServerManager.checkClockSkew(ServerManager.java:345) at org.apache.hadoop.hbase.master.ServerManager.regionServerStartup(ServerManager.java:238) at org.apache.hadoop.hbase.master.HMaster.regionServerStartup(HMaster.java:1277) at org.apache.hadoop.hbase.protobuf.generated.RegionServerStatusProtos$RegionServerStatusService$2.callBlockingMethod(RegionServerStatusProtos.java:7910) at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2027) at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:108) at org.apache.hadoop.hbase.ipc.FifoRpcScheduler$1.run(FifoRpcScheduler.java:74) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) at java.util.concurrent.FutureTask.run(FutureTask.java:262) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:744) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:526) at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:106) at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:95) at org.apache.hadoop.hbase.protobuf.ProtobufUtil.getRemoteException(ProtobufUtil.java:284) at org.apache.hadoop.hbase.regionserver.HRegionServer.reportForDuty(HRegionServer.java:2104) at org.apache.hadoop.hbase.regionserver.HRegionServer.run(HRegionServer.java:857) at java.lang.Thread.run(Thread.java:744) Caused by: org.apache.hadoop.hbase.ipc.RemoteWithExtrasException(org.apache.hadoop.hbase.ClockOutOfSyncException): org.apache.hadoop.hbase.ClockOutOfSyncException: Server hadoopnode2,60020,1450157568102 has been rejected; Reported time is too far out of sync with master. Time difference of 180169ms > max allowed of 30000ms at org.apache.hadoop.hbase.master.ServerManager.checkClockSkew(ServerManager.java:345) at org.apache.hadoop.hbase.master.ServerManager.regionServerStartup(ServerManager.java:238) at org.apache.hadoop.hbase.master.HMaster.regionServerStartup(HMaster.java:1277) at org.apache.hadoop.hbase.protobuf.generated.RegionServerStatusProtos$RegionServerStatusService$2.callBlockingMethod(RegionServerStatusProtos.java:7910) at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2027) at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:108) at org.apache.hadoop.hbase.ipc.FifoRpcScheduler$1.run(FifoRpcScheduler.java:74) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) at java.util.concurrent.FutureTask.run(FutureTask.java:262) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:744) at org.apache.hadoop.hbase.ipc.RpcClient.call(RpcClient.java:1457) at org.apache.hadoop.hbase.ipc.RpcClient.callBlockingMethod(RpcClient.java:1661) at org.apache.hadoop.hbase.ipc.RpcClient$BlockingRpcChannelImplementation.callBlockingMethod(RpcClient.java:1719) at org.apache.hadoop.hbase.protobuf.generated.RegionServerStatusProtos$RegionServerStatusService$BlockingStub.regionServerStartup(RegionServerStatusProtos.java:8277) at org.apache.hadoop.hbase.regionserver.HRegionServer.reportForDuty(HRegionServer.java:2102) ... 2 more 2015-12-15 05:32:50,678 FATAL regionserver.HRegionServer: RegionServer abort: loaded coprocessors are: [] 2015-12-15 05:32:50,679 INFO regionserver.HRegionServer: STOPPED: Unhandled: org.apache.hadoop.hbase.ClockOutOfSyncException: Server hadoopnode2,60020,1450157568102 has been rejected; Reported time is too far out of sync with master. Time difference of 180169ms > max allowed of 30000ms at org.apache.hadoop.hbase.master.ServerManager.checkClockSkew(ServerManager.java:345) at org.apache.hadoop.hbase.master.ServerManager.regionServerStartup(ServerManager.java:238) at org.apache.hadoop.hbase.master.HMaster.regionServerStartup(HMaster.java:1277) at org.apache.hadoop.hbase.protobuf.generated.RegionServerStatusProtos$RegionServerStatusService$2.callBlockingMethod(RegionServerStatusProtos.java:7910) at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2027) at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:108) at org.apache.hadoop.hbase.ipc.FifoRpcScheduler$1.run(FifoRpcScheduler.java:74) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) at java.util.concurrent.FutureTask.run(FutureTask.java:262) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:744)
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你这个问题,很明显,从log第一句:
2015-12-15 05:32:50,674 FATAL regionserver.HRegionServer: Master rejected startup because clock is out of sync直译过来就是:**Master拒绝启动,因为时钟的同步  **
你hbase的HRegionServer节点跟hbase的HMaster节点时间不一致导致的!
解决方法:
# yum -y install ntpdate && chkconfig ntpdate off
# crontab -e #add sync time cron scripts
_/2 _ _ _ * ntpdate asia.pool.ntp.org

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切实是时间问题  我了个去 

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