muninlite/plugins/irqstats
Lars Kruse 5190244c92 Simplify arithemtic shell expressions
Variable names within arithmetic expressions are evaluated even without
the '$' prefix.
2020-02-08 23:39:44 +01:00

36 lines
1.1 KiB
Text

config_irqstats() {
echo "graph_title Individual interrupts
graph_args --base 1000 -l 0
graph_vlabel interrupts / \${graph_period}
graph_category system"
CPUS=$(grep 'CPU[0-9]' /proc/interrupts | wc -w)
IINFO=$(sed -e 's/ \{1,\}/ /g' -e 's/^ //' /proc/interrupts | grep '.:')
for ID in $(echo "$IINFO" | cut -d: -f1)
do
IDL=$(echo "$IINFO" | grep "^$ID:")
INFO=$(eval "echo \"$IDL\" | cut -d ' ' -f '$((3 + CPUS))-'")
if [ "$INFO" = "" ]; then
echo "i$ID.label $ID"
else
echo "i$ID.label $INFO"
echo "i$ID.info Interrupt $ID, for device(s): $INFO"
fi
echo "i$ID.type DERIVE"
echo "i$ID.min 0"
done
}
fetch_irqstats() {
CPUS=$(grep 'CPU[0-9]' /proc/interrupts | wc -w)
IINFO=$(sed -e 's/ \{1,\}/ /g' -e 's/^ //' /proc/interrupts | grep '.:')
for ID in $(echo "$IINFO" | cut -d: -f1)
do
IDL=$(echo "$IINFO" | grep "^$ID:")
VALS=$(eval "echo \"$IDL\" | cut -d ' ' -f '2-$((1 + CPUS))'")
VALUE=0
for VAL in $VALS;
do
VALUE=$((VALUE + VAL))
done
echo "i$ID.value $VALUE"
done
}