Apache Hadoop 2.1.1-beta Release Notes

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


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Used for testing when NameNode HA is enabled. Users can use a new configuration property “dfs.client.test.drop.namenode.response.number” to specify the number of responses that DFSClient will drop in each RPC call. This feature can help testing functionalities such as NameNode retry cache.


WARNING: No release note provided for this change.


WARNING: No release note provided for this change.