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arw357/gist:2367a09d024114943193b025a1d74b78

Created April 25, 2019 09:39
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Check if Safemode is off for a namenode
Raw
gistfile1.txt
curl -s http://namenode:50070/jmx?qry=Hadoop:service=NameNode,name=NameNodeInfo | jq '((.beans|length==1) and .beans[0].Safemode=="")'
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