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Ahmed Radwan commented on MAPREDUCE-4511: ----------------------------------------- Thanks Tucu, I see you point about keeping the JobConf properties compatible with MR2. I have updated the branch-1 patch to have these constants in the class itself. > Add IFile readahead > ------------------- > > Key: MAPREDUCE-4511 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-4511 > Project: Hadoop Map/Reduce > Issue Type: Bug > Components: mrv1, mrv2, performance > Reporter: Ahmed Radwan > Assignee: Ahmed Radwan > Attachments: MAPREDUCE-4511_branch1.patch, > MAPREDUCE-4511_branch-1_rev2.patch, MAPREDUCE-4511_branch-1_rev3.patch, > MAPREDUCE-4511_branch-1_rev4.patch, MAPREDUCE-4511_branch-1_rev5.patch, > MAPREDUCE-4511_branch-1_rev6.patch, MAPREDUCE-4511_branch-1_rev7.patch, > MAPREDUCE-4511_trunk.patch, MAPREDUCE-4511_trunk_rev2.patch, > MAPREDUCE-4511_trunk_rev3.patch, MAPREDUCE-4511_trunk_rev4.patch, > MAPREDUCE-4511_trunk_rev5.patch, MAPREDUCE-4511_trunk_rev6.patch > > > This ticket is to add IFile readahead as part of HADOOP-7714. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira