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Posted to common-dev@hadoop.apache.org by "Gautam Kowshik (JIRA)" <ji...@apache.org> on 2007/10/01 12:07:50 UTC
[jira] Updated: (HADOOP-1973) NPE at JobTracker startup..
[ https://issues.apache.org/jira/browse/HADOOP-1973?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Gautam Kowshik updated HADOOP-1973:
-----------------------------------
Description:
At JT startup a bunch of these were thrown.. and the JT shutdown.
2007-10-01 07:48:36,501 WARN org.apache.hadoop.mapred.JobTracker: Serious problem, cannot find record of 'previous' heartbeat for '[tracker_address]:/127.0.0.1:40205'; reinitializing the tasktracker
2007-10-01 07:48:36,504 WARN org.apache.hadoop.mapred.JobTracker: Serious problem, cannot find record of 'previous' heartbeat for '[tracker_address]:/127.0.0.1:57935'; reinitializing the tasktracker
2007-10-01 07:48:36,520 WARN org.apache.hadoop.mapred.JobTracker: Serious problem, cannot find record of 'previous' heartbeat for '[tracker_address]:/127.0.0.1:46305'; reinitializing the tasktracker
2007-10-01 07:48:36,523 WARN org.apache.hadoop.mapred.JobTracker: Serious problem, cannot find record of 'previous' heartbeat for '[tracker_address]:/127.0.0.1:55988'; reinitializing the tasktracker
2007-10-01 07:48:36,524 INFO org.apache.hadoop.ipc.Server: IPC Server handler 28 on 50020, call getFilesystemName() from [tracker_ip]:47361: error: java.io.IOException: java.lang.NullPointerException
java.io.IOException: java.lang.NullPointerException
at org.apache.hadoop.mapred.JobTracker.getFilesystemName(JobTracker.java:1458)
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$Server.call(RPC.java:340)
at org.apache.hadoop.ipc.Server$Handler.run(Server.java:596)
was:
At JT startup a bunch of these were thrown..
2007-10-01 07:48:36,501 WARN org.apache.hadoop.mapred.JobTracker: Serious problem, cannot find record of 'previous' heartbeat for 'tracker_kry101692.inktomisearch.com:/127.0.0.1:40205'; reinitializing the tasktracker
2007-10-01 07:48:36,504 WARN org.apache.hadoop.mapred.JobTracker: Serious problem, cannot find record of 'previous' heartbeat for 'tracker_kry101682.inktomisearch.com:/127.0.0.1:57935'; reinitializing the tasktracker
2007-10-01 07:48:36,520 WARN org.apache.hadoop.mapred.JobTracker: Serious problem, cannot find record of 'previous' heartbeat for 'tracker_kry101898.inktomisearch.com:/127.0.0.1:46305'; reinitializing the tasktracker
2007-10-01 07:48:36,523 WARN org.apache.hadoop.mapred.JobTracker: Serious problem, cannot find record of 'previous' heartbeat for 'tracker_kry101984.inktomisearch.com:/127.0.0.1:55988'; reinitializing the tasktracker
2007-10-01 07:48:36,524 INFO org.apache.hadoop.ipc.Server: IPC Server handler 28 on 50020, call getFilesystemName() from 68.180.166.169:47361: error: java.io.IOException: java.lang.NullPointerException
java.io.IOException: java.lang.NullPointerException
at org.apache.hadoop.mapred.JobTracker.getFilesystemName(JobTracker.java:1458)
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$Server.call(RPC.java:340)
at org.apache.hadoop.ipc.Server$Handler.run(Server.java:596)
... and the JT shutdown.
> NPE at JobTracker startup..
> ---------------------------
>
> Key: HADOOP-1973
> URL: https://issues.apache.org/jira/browse/HADOOP-1973
> Project: Hadoop
> Issue Type: Bug
> Components: mapred
> Affects Versions: 0.14.1
> Reporter: Gautam Kowshik
>
> At JT startup a bunch of these were thrown.. and the JT shutdown.
> 2007-10-01 07:48:36,501 WARN org.apache.hadoop.mapred.JobTracker: Serious problem, cannot find record of 'previous' heartbeat for '[tracker_address]:/127.0.0.1:40205'; reinitializing the tasktracker
> 2007-10-01 07:48:36,504 WARN org.apache.hadoop.mapred.JobTracker: Serious problem, cannot find record of 'previous' heartbeat for '[tracker_address]:/127.0.0.1:57935'; reinitializing the tasktracker
> 2007-10-01 07:48:36,520 WARN org.apache.hadoop.mapred.JobTracker: Serious problem, cannot find record of 'previous' heartbeat for '[tracker_address]:/127.0.0.1:46305'; reinitializing the tasktracker
> 2007-10-01 07:48:36,523 WARN org.apache.hadoop.mapred.JobTracker: Serious problem, cannot find record of 'previous' heartbeat for '[tracker_address]:/127.0.0.1:55988'; reinitializing the tasktracker
> 2007-10-01 07:48:36,524 INFO org.apache.hadoop.ipc.Server: IPC Server handler 28 on 50020, call getFilesystemName() from [tracker_ip]:47361: error: java.io.IOException: java.lang.NullPointerException
> java.io.IOException: java.lang.NullPointerException
> at org.apache.hadoop.mapred.JobTracker.getFilesystemName(JobTracker.java:1458)
> 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$Server.call(RPC.java:340)
> at org.apache.hadoop.ipc.Server$Handler.run(Server.java:596)
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