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From Karim Awara <karim.aw...@kaust.edu.sa>
Subject Problem with jobtracker hadoop 1.2
Date Thu, 17 Apr 2014 13:23:08 GMT
Hi,

Whenever I start the hadoop on 24 machines, the following exception happens
on the jobtracker log file on the namenode:   I would appreciate any help.
Thank you.



2014-04-17 16:16:31,391 INFO org.apache.hadoop.mapred.JobTracker: Setting
safe mode to false. Requested by : karim
2014-04-17 16:16:31,400 INFO org.apache.hadoop.util.NativeCodeLoader:
Loaded the native-hadoop library
2014-04-17 16:16:31,429 INFO org.apache.hadoop.mapred.JobTracker: Cleaning
up the system directory
2014-04-17 16:16:31,443 INFO org.apache.hadoop.mapred.JobHistory: Creating
DONE folder at file:/home/karim/systems/hadoop-1.1.2/logs/history/done
2014-04-17 16:16:31,445 INFO org.apache.hadoop.mapred.JobTracker: History
server being initialized in embedded mode
2014-04-17 16:16:31,447 INFO org.apache.hadoop.mapred.JobHistoryServer:
Started job history server at: localhost:50030
2014-04-17 16:16:31,448 INFO org.apache.hadoop.mapred.JobTracker: Job
History Server web address: localhost:50030
2014-04-17 16:16:31,449 INFO
org.apache.hadoop.mapred.CompletedJobStatusStore: Completed job store is
inactive
2014-04-17 16:16:31,474 WARN org.apache.hadoop.hdfs.DFSClient: DataStreamer
Exception: org.apache.hadoop.ipc.RemoteException: java.io.IOException: File
/home/karim/data/hadoop-1.1.2_data/hadoop_tmp-karim/mapred/system/
jobtracker.info could only be replicated to 0 nodes, instead of 1
    at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:1639)
    at
org.apache.hadoop.hdfs.server.namenode.NameNode.addBlock(NameNode.java:736)
    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$Server.call(RPC.java:578)
    at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1393)
    at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1389)
    at java.security.AccessController.doPrivileged(Native Method)
    at javax.security.auth.Subject.doAs(Subject.java:396)
    at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1149)
    at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1387)

    at org.apache.hadoop.ipc.Client.call(Client.java:1107)
    at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:229)
    at $Proxy7.addBlock(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:85)
    at
org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:62)
    at $Proxy7.addBlock(Unknown Source)
    at
org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.locateFollowingBlock(DFSClient.java:3686)
    at
org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.nextBlockOutputStream(DFSClient.java:3546)
    at
org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.access$2600(DFSClient.java:2749)
    at
org.apache.hadoop.hdfs.DFSClient$DFSOutputStream$DataStreamer.run(DFSClient.java:2989)

2014-04-17 16:16:31,474 WARN org.apache.hadoop.hdfs.DFSClient: Error
Recovery for block null bad datanode[0] nodes == null
2014-04-17 16:16:31,474 WARN org.apache.hadoop.hdfs.DFSClient: Could not
get block locations. Source file
"/home/karim/data/hadoop-1.1.2_data/hadoop_tmp-karim/mapred/system/
jobtracker.info" - Aborting...
2014-04-17 16:16:31,474 WARN org.apache.hadoop.mapred.JobTracker: Writing
to file
hdfs://cloud1:9100/home/karim/data/hadoop-1.1.2_data/hadoop_tmp-karim/mapred/system/
jobtracker.info failed!
2014-04-17 16:16:31,474 WARN org.apache.hadoop.mapred.JobTracker:
FileSystem is not ready yet!
2014-04-17 16:16:31,477 WARN org.apache.hadoop.mapred.JobTracker: Failed to
initialize recovery manager.
org.apache.hadoop.ipc.RemoteException: java.io.IOException: File
/home/karim/data/hadoop-1.1.2_data/hadoop_tmp-karim/mapred/system/
jobtracker.info could only be replicated to 0 nodes, instead of 1
    at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:1639)
    at
org.apache.hadoop.hdfs.server.namenode.NameNode.addBlock(NameNode.java:736)
    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$Server.call(RPC.java:578)
    at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1393)
    at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1389)
    at java.security.AccessController.doPrivileged(Native Method)
    at javax.security.auth.Subject.doAs(Subject.java:396)
    at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1149)
    at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1387)

--
Best Regards,
Karim Ahmed Awara

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