[jira] [Updated] (MAPREDUCE-4927) Historyserver 500 error due to NPE when accessing specific counters page for failed job

2013-05-17 Thread Jason Lowe (JIRA)

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https://issues.apache.org/jira/browse/MAPREDUCE-4927?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Jason Lowe updated MAPREDUCE-4927:
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   Resolution: Fixed
Fix Version/s: 0.23.8
   2.0.5-beta
 Hadoop Flags: Reviewed
   Status: Resolved  (was: Patch Available)

Thanks, Ashwin!  I committed this to trunk, branch-2, and branch-0.23.

 Historyserver 500 error due to NPE when accessing specific counters page for 
 failed job
 ---

 Key: MAPREDUCE-4927
 URL: https://issues.apache.org/jira/browse/MAPREDUCE-4927
 Project: Hadoop Map/Reduce
  Issue Type: Bug
  Components: jobhistoryserver
Affects Versions: 2.0.3-alpha, 0.23.6
Reporter: Jason Lowe
Assignee: Ashwin Shankar
 Fix For: 2.0.5-beta, 0.23.8

 Attachments: MAPREDUCE-4927.txt


 Went to the historyserver page for a job that failed and examined the 
 counters page.  When I clicked on a specific counter, the historyserver 
 returned a 500 error.  The historyserver logs showed it encountered an NPE 
 error, full traceback to follow.

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[jira] [Updated] (MAPREDUCE-4927) Historyserver 500 error due to NPE when accessing specific counters page for failed job

2013-05-16 Thread Ashwin Shankar (JIRA)

 [ 
https://issues.apache.org/jira/browse/MAPREDUCE-4927?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Ashwin Shankar updated MAPREDUCE-4927:
--

Attachment: MAPREDUCE-4927.txt

The problem is that a failed task doesn't have counters and we assume that we 
always get counters which causes an NPE. I've added a null check for counters 
to fix this. Also I've changed a unit test to incorporate this case.

 Historyserver 500 error due to NPE when accessing specific counters page for 
 failed job
 ---

 Key: MAPREDUCE-4927
 URL: https://issues.apache.org/jira/browse/MAPREDUCE-4927
 Project: Hadoop Map/Reduce
  Issue Type: Bug
  Components: jobhistoryserver
Affects Versions: 2.0.3-alpha, 0.23.6
Reporter: Jason Lowe
 Attachments: MAPREDUCE-4927.txt


 Went to the historyserver page for a job that failed and examined the 
 counters page.  When I clicked on a specific counter, the historyserver 
 returned a 500 error.  The historyserver logs showed it encountered an NPE 
 error, full traceback to follow.

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[jira] [Updated] (MAPREDUCE-4927) Historyserver 500 error due to NPE when accessing specific counters page for failed job

2013-05-16 Thread Ashwin Shankar (JIRA)

 [ 
https://issues.apache.org/jira/browse/MAPREDUCE-4927?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Ashwin Shankar updated MAPREDUCE-4927:
--

Assignee: Ashwin Shankar
Target Version/s: 2.0.5-beta, 0.23.8
  Status: Patch Available  (was: Open)

 Historyserver 500 error due to NPE when accessing specific counters page for 
 failed job
 ---

 Key: MAPREDUCE-4927
 URL: https://issues.apache.org/jira/browse/MAPREDUCE-4927
 Project: Hadoop Map/Reduce
  Issue Type: Bug
  Components: jobhistoryserver
Affects Versions: 0.23.6, 2.0.3-alpha
Reporter: Jason Lowe
Assignee: Ashwin Shankar
 Attachments: MAPREDUCE-4927.txt


 Went to the historyserver page for a job that failed and examined the 
 counters page.  When I clicked on a specific counter, the historyserver 
 returned a 500 error.  The historyserver logs showed it encountered an NPE 
 error, full traceback to follow.

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