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20 lines
518 B
Bash
Executable File
20 lines
518 B
Bash
Executable File
#!/bin/sh
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#Author Juned Memon www.tipsNtrapS.com (juned.memon@tipsntraps.com)
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#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.
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case $1 in
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config)
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cat <<'EOM'
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graph_title Under Replicated Blocks Hadoop
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graph_category hadoop
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graph_vlabel block
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block.label block
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EOM
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exit 0;;
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esac
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echo -n "block.value "
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hadoop dfsadmin -report | grep "Under replicated blocks" | awk '{print $4}'
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