[
https://issues.apache.org/jira/browse/MAPREDUCE-2060?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12908087#action_12908087
]
Dan Adkins commented on MAPREDUCE-2060:
---------------------------------------
> Would It be possible that the JobTracker and the user (who submits jobs)
> using the same account?
It is certainly possible, though it is not the case for this particular job.
For all the talk about whether the JobTracker fs is opened under the JobTracker
user, it appears that it is not opened under any user:
src/java/org/apache/hadoop/mapred/JobTracker.java
@@ 4092,3 @@ JobTracker(final JobConf conf, Clock clock, boolean
ignoredForSimulation)
if (fs == null) {
fs = FileSystem.get(conf);
}
> IOException: Filesystem closed on submitJob
> -------------------------------------------
>
> Key: MAPREDUCE-2060
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-2060
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: jobtracker
> Affects Versions: 0.22.0
> Environment:
> https://svn.apache.org/repos/asf/hadoop/mapreduce/tr...@994941
> https://svn.apache.org/repos/asf/hadoop/hdfs/tr...@993542
> Reporter: Dan Adkins
>
> I get the following strange error on the jobtracker when attempting to submit
> a job:
> 10/09/09 20:31:35 INFO ipc.Server: IPC Server handler 7 on 31000, call
> submitJob(job_201009092028_0001,
> hdfs://hns4.sea1.qc:21000/tmp/hadoop-mr20/mapred/staging/dadkins/.staging/job_201009092028_0001,
> org.apache.hadoop.security.credenti...@20c87621) from 10.128.130.145:49253:
> error: java.io.IOException: Filesystem closed
> java.io.IOException: Filesystem closed
> at org.apache.hadoop.hdfs.DFSClient.checkOpen(DFSClient.java:307)
> at org.apache.hadoop.hdfs.DFSClient.mkdirs(DFSClient.java:1212)
> at
> org.apache.hadoop.hdfs.DistributedFileSystem.mkdirs(DistributedFileSystem.java:494)
> at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:1491)
> at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:395)
> at org.apache.hadoop.mapred.JobTracker.submitJob(JobTracker.java:3078)
> at org.apache.hadoop.mapred.JobTracker.submitJob(JobTracker.java:3014)
> at org.apache.hadoop.mapred.JobTracker.submitJob(JobTracker.java:2996)
> 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.WritableRpcEngine$Server.call(WritableRpcEngine.java:349)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1380)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1376)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:396)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1105)
> at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1374)
--
This message is automatically generated by JIRA.
-
You can reply to this email to add a comment to the issue online.
