#!@@GOODSH@@

#

# Plugin to monitor CPU speed

#

# Usage: Place in /etc/munin/node.d/ (or link it there  using ln -s)

#

# Parameters understood:

#

# 	config   (required)

# 	autoconf (optional - used by munin-config)

#

# Magic markers - optional - used by installation scripts and

# munin-config:

#

#%# family=auto

#%# capabilities=autoconf

if [ "$1" = "autoconf" ]; then

	if [ -r /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq ]; then

		echo yes

		exit 0

	else

		echo no

		exit 1

	fi

fi

if [ "$1" = "config" ]; then

    cat <

graph_title CPU frequency scaling

graph_args --base 1000 -r --lower-limit 0

graph_vlabel Hz

graph_scale yes

graph_info This graph shows at what speeds the CPUs are running

graph_category system

EOF

for c in /sys/devices/system/cpu/cpu*; do

    N=${c##*/cpu}

    MAXHZ=$(cat $c/cpufreq/cpuinfo_max_freq)

    cat <

cpu$N.label CPU $N

cpu$N.max $MAXHZ

cpu$N.min $(cat $c/cpufreq/cpuinfo_min_freq)

cpu$N.type GAUGE

EOF

    if [ "$scaleto100" = "yes" ]; then

	echo "cpu$N.cdef $cpu$N,$MAXHZ,/"

    fi

done

	exit 0

fi

for c in /sys/devices/system/cpu/cpu*; do

    N=${c##*/cpu}

    echo "cpu$N.value $(cat $c/cpufreq/scaling_cur_freq)"

done