hadoop 集群子節點不啟動 spark-slave1: ssh: Could not resolve hostname spark-slave1: Name or service not known
然后重啟hadoop 然后發現就不報錯了，子節點啟動成功 ...
原文：hadoop啟動時，報ssh: Could not resolve hostname xxx: Name or service not known
本文轉載自：http: blog.csdn.net wodewutai quiet article details ...
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