Nishan Shetty, Huawei created MAPREDUCE-5760:
------------------------------------------------
Summary: Reduce task percentage is going beyond 100% for a job
Key: MAPREDUCE-5760
URL: https://issues.apache.org/jira/browse/MAPREDUCE-5760
Project: Hadoop Map/Reduce
Issue Type: Bug
Affects Versions: 2.3.0
Reporter: Nishan Shetty, Huawei
1.Run job with some 600 maps and 1 reduce task
Observe that for that Job reduce percentage is going beyond 100%
Finally job is succeded.
Client Log
--------------
2014-02-06 14:10:13,647 INFO org.apache.hadoop.mapreduce.Job: map 100% reduce
128%
2014-02-06 14:10:19,687 INFO org.apache.hadoop.mapreduce.Job: map 100% reduce
135%
2014-02-06 14:10:22,706 INFO org.apache.hadoop.mapreduce.Job: map 100% reduce
143%
2014-02-06 14:10:25,724 INFO org.apache.hadoop.mapreduce.Job: map 100% reduce
149%
2014-02-06 14:10:28,493 INFO org.apache.hadoop.mapreduce.Job: map 100% reduce
153%
2014-02-06 14:10:31,512 INFO org.apache.hadoop.mapreduce.Job: map 100% reduce
157%
2014-02-06 14:10:34,553 INFO org.apache.hadoop.mapreduce.Job: map 100% reduce
163%
2014-02-06 14:10:37,572 INFO org.apache.hadoop.mapreduce.Job: map 100% reduce
171%
AM Log
--------------
2014-02-06 14:13:27,590 INFO [IPC Server handler 26 on 65120]
org.apache.hadoop.mapred.TaskAttemptListenerImpl: Progress of TaskAttempt
attempt_1391663543178_0003_r_000000_0 is : 1.7558539
2014-02-06 14:13:30,566 INFO [IPC Server handler 25 on 65120]
org.apache.hadoop.mapred.TaskAttemptListenerImpl: Status update from
attempt_1391663543178_0003_r_000000_0
2014-02-06 14:13:30,566 INFO [IPC Server handler 25 on 65120]
org.apache.hadoop.mapred.TaskAttemptListenerImpl: Progress of TaskAttempt
attempt_1391663543178_0003_r_000000_0 is : 1.7558539
--
This message was sent by Atlassian JIRA
(v6.1.5#6160)
