Installing CDH4 with YARN
http://www.cloudera.com/content/cloudera-content/cloudera-docs/CDH4/latest/CDH4-Quick-Start/cdh4qs_topic_3_3.html Apache Hadoop NextGen MapReduce (YARN) MapReduce has undergone a complete overhaul in hadoop-0.23 and we now have, what we call, MapReduce 2.0 (MRv2) or YARN. http://hadoop.apache.org/docs/current/hadoop-yarn/hadoop-yarn-site/YARN.html http://www.ibm.com/developerworks/cn/opensource/os-cn-hadoop-yarn/ 新旧 Hadoop 脚本 / 变量 / 位置变化表 when use yarn: key:yarn.applicatio