hdfs live node = 0 | Hadoop HDFS
来源:互联网 发布:linux为什么需要挂载 编辑:程序博客网 时间:2024/06/05 16:09
Your DataNodes won't start, and you see something like this in logs/*datanode*:
Incompatible namespaceIDs in /tmp/hadoop-ross/dfs/data
原因:
Your Hadoop namespaceID became corrupted. Unfortunately the easiest thing to do reformat the HDFS.
solution:
You need to do something like this:
bin/stop-all.sh
rm -Rf /tmp/hadoop-your-username/*
bin/hadoop namenode –format
参考:http://www.hadoopor.com/thread-71-1-1.html
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