10.艾玛, Datanode也启动不了了?
找到log:
Caused by: java.net.UnknownHostException: Invalid host name: local host is: (unknown); destination host is: “maste1”:8031; java.net.
Caused by: java.n
阅读背景：
Hadoop,HBase集群环境搭建的问题集锦(二)
来源：互联网
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