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check_hadoop_datanodes_blockcounts.pl (Advanced Nagios Plugins Collection)

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Compatible With
  • Nagios 1.x
  • Nagios 2.x
  • Nagios 3.x
  • Nagios XI
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Checks all Hadoop datanode block counts against warning/critical thresholds
Part of the Advanced Nagios Plugins Collection.

Download it here:

https://github.com/harisekhon/nagios-plugins

./check_hadoop_datanodes_blockcounts.pl -H namenode
CRITICAL: 5 datanodes with critical block counts, 35 datanodes with warning block counts out of 41 detected datanodes (366500>350000, w=250000/c=350000) | highest_block_count=366500;250000;350000; num_datanodes=41 num_datanodes_exceeding_block_thresholds=40