Backport trunk heuristics for failing maps when we get fetch failures retrieving map output during shuffle ----------------------------------------------------------------------------------------------------------
Key: MAPREDUCE-2524 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2524 Project: Hadoop Map/Reduce Issue Type: Improvement Components: tasktracker Affects Versions: 0.20.204.0 Reporter: Thomas Graves Assignee: Thomas Graves Priority: Minor Fix For: 0.20.205.0 The heuristics for failing maps when we get map output fetch failures during the shuffle is pretty conservative in 20. Backport the heuristics from trunk which are more aggressive, simpler, and configurable. -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira