Apache Hadoop 1.2.1 Release Notes

These release notes cover new developer and user-facing incompatibilities, important issues, features, and major improvements.

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• HADOOP-10371 | Minor | The eclipse-plugin cannot work in my environment

fixed

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• MAPREDUCE-3859 | Major | CapacityScheduler incorrectly utilizes extra-resources of queue for high-memory jobs

Fixed wrong CapacityScheduler resource allocation for high memory consumption jobs