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contrib-munin/plugins/dxtv/hadoop-under_replicated-blocks
Stig Sandbeck Mathisen 4658dd392c Use UNIX line breaks
2014-10-04 19:43:57 +02:00

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#!/bin/sh
#Author Juned Memon www.tipsNtrapS.com (juned.memon@tipsntraps.com)
#To Check how stable the Hadoop filesystem is, we generally check number of under-replicated nodes in hadoop. This plugin graphs the under-replicated nodes in hadoop.
case $1 in
config)
cat <<'EOM'
graph_title Under Replicated Blocks Hadoop
graph_category hadoop
graph_vlabel block
block.label block
EOM
exit 0;;
esac
echo -n "block.value "
hadoop dfsadmin -report | grep "Under replicated blocks" | awk '{print $4}'