[MAPREDUCE-3968] add support for getNumMapTasks() into mapreduce JobContext - ASF JIRA

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Details

Type: Improvement
Status: Resolved
Priority: Minor
Resolution: Not A Problem
Affects Version/s: None
Fix Version/s: None
Component/s: mrv1
Labels:
None
Environment:

hadoop 0.22

Description

In old mapred api there was way to query number of mappers:

job.getNumMapTasks())

No such function exists in new mapreduce api

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MAPREDUCE-3968.patch
18/May/12 14:33
4 kB
madhukara phatak
maptasks.txt
22/Nov/12 20:39
7 kB
Radim Kolar
maptasks2.txt
22/Nov/12 21:21
7 kB
Radim Kolar
maptasks3.txt
22/Nov/12 21:36
7 kB
Radim Kolar
maptasks4.txt
22/Nov/12 22:10
7 kB
Radim Kolar

Activity

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Assignee:: Unassigned

Reporter:: Radim Kolar

Votes:: 1 Vote for this issue

Watchers:: 5 Start watching this issue

Dates

Created:: 04/Mar/12 19:56

Updated:: 10/Mar/15 04:30

Resolved:: 01/Jan/13 10:33