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https://issues.apache.org/jira/browse/MAPREDUCE-2562?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Harsh J updated MAPREDUCE-2562:
-------------------------------
Resolution: Not A Problem
Status: Resolved (was: Patch Available)
This doesn't seem to be an issue anymore, but please reopen if it is otherwise:
Off the main 0.20-security builds:
{code}
2011-09-05 10:02:03,088 INFO org.apache.hadoop.ipc.Client: Retrying connect to
server: localhost/127.0.0.1:8020. Already tried 6 time(s).
2011-09-05 10:02:04,089 INFO org.apache.hadoop.ipc.Client: Retrying connect to
server: localhost/127.0.0.1:8020. Already tried 7 time(s).
2011-09-05 10:02:05,090 INFO org.apache.hadoop.ipc.Client: Retrying connect to
server: localhost/127.0.0.1:8020. Already tried 8 time(s).
2011-09-05 10:02:06,091 INFO org.apache.hadoop.ipc.Client: Retrying connect to
server: localhost/127.0.0.1:8020. Already tried 9 time(s).
2011-09-05 10:02:06,130 INFO org.apache.hadoop.mapred.JobTracker: problem
cleaning system directory: null
java.net.ConnectException: Call to localhost/127.0.0.1:8020 failed on
connection exception: java.net.ConnectException: Connection refused
at org.apache.hadoop.ipc.Client.wrapException(Client.java:1096)
at org.apache.hadoop.ipc.Client.call(Client.java:1072)
at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:225)
at $Proxy5.getProtocolVersion(Unknown Source)
at org.apache.hadoop.ipc.RPC.getProxy(RPC.java:396)
at org.apache.hadoop.ipc.RPC.getProxy(RPC.java:379)
at
org.apache.hadoop.hdfs.DFSClient.createRPCNamenode(DFSClient.java:113)
at org.apache.hadoop.hdfs.DFSClient.<init>(DFSClient.java:216)
at org.apache.hadoop.hdfs.DFSClient.<init>(DFSClient.java:182)
at
org.apache.hadoop.hdfs.DistributedFileSystem.initialize(DistributedFileSystem.java:89)
at
org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:1310)
at org.apache.hadoop.fs.FileSystem.access$100(FileSystem.java:65)
at org.apache.hadoop.fs.FileSystem$Cache.get(FileSystem.java:1328)
at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:226)
at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:109)
at org.apache.hadoop.mapred.JobTracker$3.run(JobTracker.java:2367)
at org.apache.hadoop.mapred.JobTracker$3.run(JobTracker.java:2365)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:396)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1059)
at org.apache.hadoop.mapred.JobTracker.<init>(JobTracker.java:2365)
at org.apache.hadoop.mapred.JobTracker.<init>(JobTracker.java:2192)
at org.apache.hadoop.mapred.JobTracker.<init>(JobTracker.java:2186)
at org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.java:300)
at org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.java:291)
at org.apache.hadoop.mapred.JobTracker.main(JobTracker.java:4978)
Caused by: java.net.ConnectException: Connection refused
at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
at
sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:567)
at
org.apache.hadoop.net.SocketIOWithTimeout.connect(SocketIOWithTimeout.java:206)
at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:407)
at
org.apache.hadoop.ipc.Client$Connection.setupConnection(Client.java:437)
at
org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:563)
at org.apache.hadoop.ipc.Client$Connection.access$2000(Client.java:187)
at org.apache.hadoop.ipc.Client.getConnection(Client.java:1203)
at org.apache.hadoop.ipc.Client.call(Client.java:1049)
... 24 more
{code}
Which appears right.
(Resolving as 'Not a problem' for now)
> NullPointerException in Jobtracker when it is started without Name Node
> -----------------------------------------------------------------------
>
> Key: MAPREDUCE-2562
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-2562
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: jobtracker
> Affects Versions: 0.23.0
> Reporter: Devaraj K
> Assignee: Devaraj K
> Fix For: 0.23.0
>
> Attachments: MAPREDUCE-2562.patch
>
>
> It is throwing NullPointerException in job tracker logs when job tracker is
> started without NameNode.
> {code:title=Bar.java|borderStyle=solid}
> 2011-06-03 01:50:04,304 INFO org.apache.hadoop.ipc.Client: Retrying connect
> to server: /10.18.52.225:9000. Already tried 7 time(s).
> 2011-06-03 01:50:05,307 INFO org.apache.hadoop.ipc.Client: Retrying connect
> to server: /10.18.52.225:9000. Already tried 8 time(s).
> 2011-06-03 01:50:06,310 INFO org.apache.hadoop.ipc.Client: Retrying connect
> to server: /10.18.52.225:9000. Already tried 9 time(s).
> 2011-06-03 01:50:21,243 FATAL org.apache.hadoop.mapred.JobTracker:
> java.lang.NullPointerException
> at org.apache.hadoop.mapred.JobTracker.<init>(JobTracker.java:1635)
> at org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.java:287)
> at org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.java:279)
> at org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.java:274)
> at org.apache.hadoop.mapred.JobTracker.main(JobTracker.java:4312)
> {code}
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