mirror of
https://github.com/munin-monitoring/contrib.git
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68 lines
1.2 KiB
Bash
Executable File
68 lines
1.2 KiB
Bash
Executable File
#!/bin/bash
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: <<=cut
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=head1 NAME
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xfs_frag - Munin plugin to monitor the fragmentation level on your XFS filesystems
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=head1 APPLICABLE SYSTEMS
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Any machine with an XFS file system.
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=head1 CONFIGURATION
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None, generally, but you may want to run as root and set a timeout.
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[xfs_frag]
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user root
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timeout 90
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=head1 MAGIC MARKERS
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#%# family=auto contrib
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#%# capabilities=
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=head1 VERSION
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1
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=head1 AUTHOR
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Paul Saunders L<darac+munin@darac.org.uk>
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=cut
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declare -a ARRY
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shopt -s nocasematch
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case $1 in
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config)
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cat <<'EOF'
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graph_title XFS fragmentation
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graph_vlabel Percent
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graph_category disk
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EOF
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cat /etc/mtab | awk '{print $2 " " $3}' | while read LINE
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do
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ARRY=($LINE)
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if [[ ${ARRY[1]} =~ xfs ]]; then
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FIELDNAME=$(echo ${ARRY[0]} | sed 's/^[^A-Za-z_]/_/; s/[^A-Za-z0-9_]/_/g')
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echo "$FIELDNAME.label ${ARRY[0]}"
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echo "$FIELDNAME.type GAUGE"
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fi
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done
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exit 0
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;;
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esac
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cat /etc/mtab | awk '{print $2 " " $3 " " $1}' | while read LINE
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do
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ARRY=($LINE)
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if [[ ${ARRY[1]} =~ xfs ]]; then
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FIELDNAME=$(echo ${ARRY[0]} | sed 's/^[^A-Za-z_]/_/; s/[^A-Za-z0-9_]/_/g')
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FRAG=$(xfs_db -c frag -r ${ARRY[2]} | sed 's/.*fragmentation factor \(.*\)%.*/\1/')
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echo $FIELDNAME.value $FRAG
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fi
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done
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