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hadoop-common-project/hadoop-common/src/site/markdown/release/2.1.1-beta/RELEASENOTES.2.1.1-beta.md

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Apache Hadoop 2.1.1-beta Release Notes

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

  • YARN-707 | Blocker | Add user info in the YARN ClientToken

WARNING: No release note provided for this change.

  • HDFS-5118 | Major | Provide testing support for DFSClient to drop RPC responses

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.

  • YARN-1170 | Blocker | yarn proto definitions should specify package as 'hadoop.yarn'

WARNING: No release note provided for this change.

  • HADOOP-9944 | Blocker | RpcRequestHeaderProto defines callId as uint32 while ipc.Client.CONNECTION_CONTEXT_CALL_ID is signed (-3)

WARNING: No release note provided for this change.