[ https://issues.apache.org/jira/browse/MAPREDUCE-4505?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Owen O'Malley reassigned MAPREDUCE-4505: ---------------------------------------- Assignee: Arun C Murthy > Create a combiner bypass path for keys with a single value > ---------------------------------------------------------- > > Key: MAPREDUCE-4505 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-4505 > Project: Hadoop Map/Reduce > Issue Type: Bug > Components: performance, task > Reporter: Owen O'Malley > Assignee: Arun C Murthy > > It would help optimize a lot of cases where there aren't a lot of replicated > keys if the framework would bypass the deserialize/combiner/serialize step > for keys that only have a single value. -- 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