Hadoop – Apache Hadoop 2.8.0

2017-03-29 19:35:16 | 来源：ithome | 投稿：米娜 | 编辑：dations

原标题：Hadoop – Apache Hadoop 2.8.0

DataNode Lifeline Protocol: an alternative protocol for reporting DataNode liveness. This can prevent the NameNode from incorrectly marking DataNodes as stale or dead in highly overloaded clusters where heartbeat processing is suffering delays.