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# shellcheck shell=bash disable=SC2154,SC1072,SC1073,SC2009,SC2162,SC2006,SC2002,SC2086,SC1117
# no need for shebang - this file is loaded from charts.d.plugin
# SPDX-License-Identifier: GPL-3.0-or-later
# netdata
# real-time performance and health monitoring, done right!
# (C) 2016 Costa Tsaousis <costa@tsaousis.gr>
#
# THIS PLUGIN IS OBSOLETE
# USE apps.plugin INSTEAD
# a space separated list of command to monitor
cpu_apps_apps=
# these are required for computing memory in bytes and cpu in seconds
#cpu_apps_pagesize="`getconf PAGESIZE`"
cpu_apps_clockticks="$(getconf CLK_TCK)"
cpu_apps_update_every=60
cpu_apps_check() {
# this should return:
# - 0 to enable the chart
# - 1 to disable the chart
if [ -z "$cpu_apps_apps" ]
then
error "manual configuration required: please set cpu_apps_apps='command1 command2 ...' in $confd/cpu_apps_apps.conf"
return 1
fi
return 0
}
cpu_apps_bc_finalze=
cpu_apps_create() {
echo "CHART chartsd_apps.cpu '' 'Apps CPU' 'milliseconds / $cpu_apps_update_every sec' apps apps stacked 20001 $cpu_apps_update_every"
local x=
for x in $cpu_apps_apps
do
echo "DIMENSION $x $x incremental 1000 $cpu_apps_clockticks"
# this string is needed later in the update() function
# to finalize the instructions for the bc command
cpu_apps_bc_finalze="$cpu_apps_bc_finalze \"SET $x = \"; $x;"
done
return 0
}
cpu_apps_update() {
# do all the work to collect / calculate the values
# for each dimension
# remember: KEEP IT SIMPLE AND SHORT
echo "BEGIN chartsd_apps.cpu"
ps -o pid,comm -C "$cpu_apps_apps" |\
grep -v "COMMAND" |\
(
while read pid name
do
echo "$name+=`cat /proc/$pid/stat | cut -d ' ' -f 14-15`"
done
) |\
( sed -e "s/ \+/ /g" -e "s/ /+/g";
echo "$cpu_apps_bc_finalze"
) | bc
echo "END"
return 0
}
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