Rob Weltman created MAPREDUCE-5555: -------------------------------------- Summary: distcp should infer optimal number of mappers Key: MAPREDUCE-5555 URL: https://issues.apache.org/jira/browse/MAPREDUCE-5555 Project: Hadoop Map/Reduce Issue Type: New Feature Components: distcp Reporter: Rob Weltman
Rather than requiring the user to calculate and provide an optimal number of mappers with the -m option, distcp should (if the option is not provided) be able to estimate a reasonable number. -- This message was sent by Atlassian JIRA (v6.1#6144)