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https://github.com/munin-monitoring/muninlite.git
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4c53449fa3
Raspberry Pi has line "FIQ: usb_fiq" in /proc/interrupts. "VALUE=$((VALUE + VAL))" results "Illegal number" in dash (Raspberry Pi) "VALUE=$((VALUE + $VAL))" works in dash, bash and busybox (OpenWrt).
36 lines
1.1 KiB
Text
36 lines
1.1 KiB
Text
config_irqstats() {
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echo "graph_title Individual interrupts
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graph_args --base 1000 -l 0
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graph_vlabel interrupts / \${graph_period}
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graph_category system"
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CPUS=$(grep 'CPU[0-9]' /proc/interrupts | wc -w)
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IINFO=$(sed -e 's/ \{1,\}/ /g' -e 's/^ //' /proc/interrupts | grep '.:')
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for ID in $(echo "$IINFO" | cut -d: -f1)
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do
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IDL=$(echo "$IINFO" | grep "^$ID:")
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INFO=$(eval "echo \"$IDL\" | cut -d ' ' -f '$((3 + CPUS))-'")
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if [ -z "$INFO" ]; then
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echo "i$ID.label $ID"
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else
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echo "i$ID.label $INFO"
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echo "i$ID.info Interrupt $ID, for device(s): $INFO"
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fi
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echo "i$ID.type DERIVE"
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echo "i$ID.min 0"
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done
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}
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fetch_irqstats() {
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CPUS=$(grep 'CPU[0-9]' /proc/interrupts | wc -w)
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IINFO=$(sed -e 's/ \{1,\}/ /g' -e 's/^ //' /proc/interrupts | grep '.:')
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for ID in $(echo "$IINFO" | cut -d: -f1)
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do
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IDL=$(echo "$IINFO" | grep "^$ID:")
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VALS=$(eval "echo \"$IDL\" | cut -d ' ' -f '2-$((1 + CPUS))'")
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VALUE=0
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for VAL in $VALS;
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do
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VALUE=$((VALUE + $VAL))
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done
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echo "i$ID.value $VALUE"
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done
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}
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