Hi， Mike You are connecting to a remote hbase cluster, aren't you? Can you ping the master node from localhost? Seems like some net connection exception and I think you may check that.
Thanks, Sun. CertusNet From: Mike Friedman Date: 2015-02-06 03:53 To: user Subject: testing problem Hi, In Eclipse, when I right-click on *IT.java files and choose Run As JUnit, I get this kind of exceptions. Is there some step I am missing? Thanks for any suggestions. - Mike . . . 2015-02-05 11:32:38,889 DEBUG [org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$ReplicationMonitor@30e868be] org.apache.hadoop.hdfs.server.blockmanagement.BlockManager(1358): BLOCK* neededReplications = 0 pendingReplications = 0 2015-02-05 11:32:39,942 INFO [M:0;192.168.0.169:50970] org.apache.hadoop.hbase.master.ServerManager(868): Waiting for region servers count to settle; currently checked in 0, slept for 16880 ms, expecting minimum of 1, maximum of 1, timeout of 4500 ms, interval of 1500 ms. 2015-02-05 11:32:41,460 INFO [M:0;192.168.0.169:50970] org.apache.hadoop.hbase.master.ServerManager(868): Waiting for region servers count to settle; currently checked in 0, slept for 18398 ms, expecting minimum of 1, maximum of 1, timeout of 4500 ms, interval of 1500 ms. 2015-02-05 11:32:41,891 DEBUG [org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$ReplicationMonitor@30e868be] org.apache.hadoop.hdfs.server.blockmanagement.BlockManager(1358): BLOCK* neededReplications = 0 pendingReplications = 0 2015-02-05 11:32:43,012 INFO [M:0;192.168.0.169:50970] org.apache.hadoop.hbase.master.ServerManager(868): Waiting for region servers count to settle; currently checked in 0, slept for 19950 ms, expecting minimum of 1, maximum of 1, timeout of 4500 ms, interval of 1500 ms. 2015-02-05 11:32:43,085 WARN [RS:0;192.168.0.169:50972] org.apache.hadoop.hbase.regionserver.HRegionServer(2130): error telling master we are up com.google.protobuf.ServiceException: org.apache.hadoop.net.ConnectTimeoutException: 20000 millis timeout while waiting for channel to be ready for connect. ch : java.nio.channels.SocketChannel[connection-pending local=/192.168.0.169:50983 remote=/192.168.0.169:50970] at org.apache.hadoop.hbase.ipc.RpcClient.callBlockingMethod(RpcClient.java:1678) at org.apache.hadoop.hbase.ipc.RpcClient$BlockingRpcChannelImplementation.callBlockingMethod(RpcClient.java:1719) at org.apache.hadoop.hbase.protobuf.generated.RegionServerStatusProtos$RegionServerStatusService$BlockingStub.regionServerStartup(RegionServerStatusProtos.java:8277) at org.apache.hadoop.hbase.regionserver.HRegionServer.reportForDuty(HRegionServer.java:2120) at org.apache.hadoop.hbase.regionserver.HRegionServer.run(HRegionServer.java:885) at org.apache.hadoop.hbase.MiniHBaseCluster$MiniHBaseClusterRegionServer.runRegionServer(MiniHBaseCluster.java:155) at org.apache.hadoop.hbase.MiniHBaseCluster$MiniHBaseClusterRegionServer.access$000(MiniHBaseCluster.java:107) at org.apache.hadoop.hbase.MiniHBaseCluster$MiniHBaseClusterRegionServer$1.run(MiniHBaseCluster.java:139) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:360) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1471) at org.apache.hadoop.hbase.security.User$SecureHadoopUser.runAs(User.java:310) at org.apache.hadoop.hbase.MiniHBaseCluster$MiniHBaseClusterRegionServer.run(MiniHBaseCluster.java:137) at java.lang.Thread.run(Thread.java:745) Caused by: org.apache.hadoop.net.ConnectTimeoutException: 20000 millis timeout while waiting for channel to be ready for connect. ch : java.nio.channels.SocketChannel[connection-pending local=/192.168.0.169:50983remote=/192.168.0.169:50970] at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:532) at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:493) at org.apache.hadoop.hbase.ipc.RpcClient$Connection.setupConnection(RpcClient.java:578) at org.apache.hadoop.hbase.ipc.RpcClient$Connection.setupIOstreams(RpcClient.java:868) at org.apache.hadoop.hbase.ipc.RpcClient.getConnection(RpcClient.java:1543) at org.apache.hadoop.hbase.ipc.RpcClient.call(RpcClient.java:1442) at org.apache.hadoop.hbase.ipc.RpcClient.callBlockingMethod(RpcClient.java:1661) ... 13 more 2015-02-05 11:32:43,087 WARN [RS:0;192.168.0.169:50972] org.apache.hadoop.hbase.regionserver.HRegionServer(887): reportForDuty failed; sleeping and then retrying. 2015-02-05 11:32:44,555 INFO [M:0;192.168.0.169:50970] org.apache.hadoop.hbase.master.ServerManager(868): Waiting for region servers count to settle; currently checked in 0, slept for 21493 ms, expecting minimum of 1, maximum of 1, timeout of 4500 ms, interval of 1500 ms. 2015-02-05 11:32:44,896 DEBUG [org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$ReplicationMonitor@30e868be] org.apache.hadoop.hdfs.server.blockmanagement.BlockManager(1358): BLOCK* neededReplications = 0 pendingReplications = 0 2015-02-05 11:32:46,092 INFO [RS:0;192.168.0.169:50972] org.apache.hadoop.hbase.regionserver.HRegionServer(2112): reportForDuty to master=192.168.0.169,50970,1423164741559 with port=50972, startcode=1423164741796 2015-02-05 11:32:46,099 INFO [M:0;192.168.0.169:50970] org.apache.hadoop.hbase.master.ServerManager(868): Waiting for region servers count to settle; currently checked in 0, slept for 23037 ms, expecting minimum of 1, maximum of 1, timeout of 4500 ms, interval of 1500 ms. . . .
