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Posted to mapreduce-issues@hadoop.apache.org by "Owen O'Malley (JIRA)" <ji...@apache.org> on 2010/07/29 18:16:16 UTC

[jira] Issue Comment Edited: (MAPREDUCE-1982) [Rumen] TraceBuilder's output shows jobname as NULL for jobhistory files with valid jobnames

    [ https://issues.apache.org/jira/browse/MAPREDUCE-1982?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12893552#action_12893552 ] 

Owen O'Malley edited comment on MAPREDUCE-1982 at 7/29/10 12:15 PM:
--------------------------------------------------------------------

An example fragment is:
--------------------------------------- 8< ---------------------------------------
{
  "priority" : "NORMAL",
  "jobID" : "job_201007280625_0001",
  "user" : "gridperf",
  "jobName" : null,
  "mapTasks" : [ {
    "startTime" : 1280298532016,
    "taskID" : "task_201007280625_0001_m_000323",
    "taskType" : "MAP",
    "attempts" : [ {
      "location" : {
        "layers" : [ "98\\.137\\.102\\.64", "node1\\.yahoo\\.com" ]
      },
      "hostName" : "/98\\.137\\.102\\.64/node1\\.yahoo\\.com",
      "startTime" : 1280298532028,
      "finishTime" : 1280298597501,
      "result" : "SUCCESS",
--------------------------------------- 8< ---------------------------------------

This is because Rumen directly uses Properties instead of Configuration - the
new key-name is "mapreduce.job.name", while the old key-name was
"mapred.job.name". Using Configuration insulates against such changes.

      was (Author: ranjit):
    An example fragment is:
--------------------------------------- 8< ---------------------------------------
{
  "priority" : "NORMAL",
  "jobID" : "job_201007280625_0001",
  "user" : "gridperf",
  "jobName" : null,
  "mapTasks" : [ {
    "startTime" : 1280298532016,
    "taskID" : "task_201007280625_0001_m_000323",
    "taskType" : "MAP",
    "attempts" : [ {
      "location" : {
        "layers" : [ "98\\.137\\.102\\.64", "gsbl91438\\.blue\\.ygrid\\.yahoo\\.com" ]
      },
      "hostName" : "/98\\.137\\.102\\.64/gsbl91438\\.blue\\.ygrid\\.yahoo\\.com",
      "startTime" : 1280298532028,
      "finishTime" : 1280298597501,
      "result" : "SUCCESS",
--------------------------------------- 8< ---------------------------------------

This is because Rumen directly uses Properties instead of Configuration - the
new key-name is "mapreduce.job.name", while the old key-name was
"mapred.job.name". Using Configuration insulates against such changes.
  
> [Rumen] TraceBuilder's output shows jobname as NULL for jobhistory files with valid jobnames
> --------------------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-1982
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-1982
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: tools/rumen
>            Reporter: Amar Kamat
>            Assignee: Ravi Gummadi
>         Attachments: 1982.v1.patch
>
>
> {{TraceBuilder}} fails to extract configuration properties (like job-name) from the job-conf if the job-conf has the properties stored using the deprecated keys.

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