2013-04-02 23:29:50,078 ERROR org.apache.hadoop.hdfs.server.namenode.FSNamesystem: Unable to sync /nfs2-mount/onest3/dfs/name/current/edits
java.io.IOException: Permission denied
	at sun.nio.ch.FileChannelImpl.force0(Native Method)
	at sun.nio.ch.FileChannelImpl.force(FileChannelImpl.java:348)
	at org.apache.hadoop.hdfs.server.namenode.FSEditLog$EditLogFileOutputStream.flushAndSync(FSEditLog.java:245)
	at org.apache.hadoop.hdfs.server.namenode.EditLogOutputStream.flush(EditLogOutputStream.java:89)
	at org.apache.hadoop.hdfs.server.namenode.FSEditLog.logSync(FSEditLog.java:1124)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.completeFile(FSNamesystem.java:1641)
	at org.apache.hadoop.hdfs.server.namenode.NameNode.complete(NameNode.java:689)
	at sun.reflect.GeneratedMethodAccessor21.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:557)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1434)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1430)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:396)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1177)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1428)
2013-04-02 23:29:50,078 WARN org.apache.hadoop.hdfs.server.namenode.FSNamesystem: Unable to determine edit log length. Removing log.
java.io.IOException: Permission denied
	at sun.nio.ch.FileChannelImpl.size0(Native Method)
	at sun.nio.ch.FileChannelImpl.size(FileChannelImpl.java:299)
	at org.apache.hadoop.hdfs.server.namenode.FSEditLog$EditLogFileOutputStream.length(FSEditLog.java:255)
	at org.apache.hadoop.hdfs.server.namenode.FSEditLog.getEditLogSize(FSEditLog.java:1344)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getEditLogSize(FSNamesystem.java:5101)
	at org.apache.hadoop.hdfs.server.namenode.NameNode.getEditLogSize(NameNode.java:872)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:557)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1434)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1430)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:396)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1177)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1428)
2013-04-02 23:29:50,171 ERROR org.apache.hadoop.hdfs.server.namenode.FSNamesystem: Exception in NameNodeResourceMonitor: 
java.io.IOException: Expecting a line not the end of stream
	at org.apache.hadoop.fs.DF.parseExecResult(DF.java:117)
	at org.apache.hadoop.util.Shell.runCommand(Shell.java:237)
	at org.apache.hadoop.util.Shell.run(Shell.java:182)
	at org.apache.hadoop.fs.DF.getFilesystem(DF.java:63)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeResourceChecker.getVolumesLowOnSpace(NameNodeResourceChecker.java:122)
	at org.apache.hadoop.hdfs.server.namenode.NameNodeResourceChecker.hasAvailableDiskSpace(NameNodeResourceChecker.java:107)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkAvailableResources(FSNamesystem.java:2692)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.access$500(FSNamesystem.java:110)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem$NameNodeResourceMonitor.run(FSNamesystem.java:2706)
	at java.lang.Thread.run(Thread.java:662)
2013-04-02 23:35:21,535 WARN org.apache.hadoop.hdfs.server.common.Storage: Removing storage dir /nfs2-mount/onest3/dfs/name
2013-04-02 23:35:21,536 FATAL org.apache.hadoop.hdfs.server.namenode.FSNamesystem: Unable to find edits stream with IO error
java.lang.Exception: Unable to find edits stream with IO error
	at org.apache.hadoop.hdfs.server.namenode.FSEditLog.fatalExit(FSEditLog.java:430)
	at org.apache.hadoop.hdfs.server.namenode.FSEditLog.removeEditsStreamsAndStorageDirs(FSEditLog.java:519)
	at org.apache.hadoop.hdfs.server.namenode.FSEditLog.logSync(FSEditLog.java:1139)
	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.completeFile(FSNamesystem.java:1641)
	at org.apache.hadoop.hdfs.server.namenode.NameNode.complete(NameNode.java:689)
	at sun.reflect.GeneratedMethodAccessor21.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:557)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1434)
	at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1430)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:396)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1177)
	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1428)
2013-04-02 23:35:21,539 INFO org.apache.hadoop.hdfs.server.namenode.NameNode: SHUTDOWN_MSG: 
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