On Sun, Aug 05, 2007 at 10:25:10PM -0700, novice user wrote: > >I have been using hadoop for my work and it was working well till yesterday. >Suddenly since yesterday, I started getting below error when I ran >start-all.sh. Jobtracker is failing to start with the below error. Can some >one please help on this. > >2007-08-06 10:26:32,365 WARN org.apache.hadoop.mapred.JobTracker: Error >starting tracker: org.apache.hadoop.ipc.RemoteException: >org.apache.hadoop.dfs.SafeModeException: Cannot delete >/tmp/hadoop-user/mapred/system. Name node is in safe mode. >Safe mode will be turned off automatically.
As per that, the NameNode is in *Safe mode* and will be turned off automatically, all you need to do is to wait for a little bit... Arun > at org.apache.hadoop.dfs.FSNamesystem.delete(FSNamesystem.java:1034) > at org.apache.hadoop.dfs.NameNode.delete(NameNode.java:404) > 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$Server.call(RPC.java:341) > at org.apache.hadoop.ipc.Server$Handler.run(Server.java:573) > > at org.apache.hadoop.ipc.Client.call(Client.java:471) > at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:165) > at org.apache.hadoop.dfs.$Proxy0.delete(Unknown Source) > 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.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:82) > at >org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:59) > at org.apache.hadoop.dfs.$Proxy0.delete(Unknown Source) > at org.apache.hadoop.dfs.DFSClient.delete(DFSClient.java:355) > at >org.apache.hadoop.dfs.DistributedFileSystem$RawDistributedFileSystem.delete(DistributedFileSystem.java:166) > at >org.apache.hadoop.fs.ChecksumFileSystem.delete(ChecksumFileSystem.java:504) > at org.apache.hadoop.mapred.JobTracker.<init>(JobTracker.java:625) > at >org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.java:106) > at org.apache.hadoop.mapred.JobTracker.main(JobTracker.java:1732) > > >Thanks in advance, >-- >View this message in context: >http://www.nabble.com/-HELP--JobTracker-is-not-starting-up-suddenly--Remote-exception---tf4222326.html#a12011249 >Sent from the Hadoop Users mailing list archive at Nabble.com. >
