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hdfs namenode -format (hadoop namenode -format)
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一键启动
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start-all.sh
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一键关闭
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stop-all.sh
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node001启动进程
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32881 NodeManager 32370 NameNode 32771 ResourceManager 33203 Jps 32507 DataNode 32124 QuorumPeerMain(zookeepr)
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node002启动进程
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30609 DataNode 30467 QuorumPeerMain 30788 NodeManager 30920 Jps 30713 SecondaryNameNode
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node003启动进程
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42151 NodeManager 42281 Jps 41962 QuorumPeerMain 42043 DataNode
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