FM / cpu

/var/lib/pcp/config/pmieconf/cpu

Name	Size	Mode	Actions
context_switch	791	0644	edit dl rm
load_average	1476	0644	edit dl rm
low_util	1344	0644	edit dl rm
system	1374	0644	edit dl rm
util	909	0644	edit dl rm

Edit: /etc/pcp/pmieconf/cpu/load_average (1476B)

#pmieconf-rules 1
# --- DO NOT MODIFY THIS FILE --- see pmieconf(5)
#

rule	cpu.load_average
	summary = "$rule$"
	predicate =
"some_host (
    // threshold scales with the number of CPUs (works better for
    // large systems) and there is an absolute lower bound,
    // especially for small systems
    kernel.all.load $hosts$ #'1 minute' > hinv.ncpu $hosts$ * $per_cpu_load$
    && kernel.all.load $hosts$ #'1 minute' > $min_load$
)"
	enabled	= yes
	version	= 1
	help	=
"The current 1-minute load average is higher than the larger of
min_load and ( per_cpu_load times the number of CPUs ).
The load average measures the number of processes that are running,
runnable or soon to be runnable (i.e. in short term sleep).";

string	rule
	default = "High 1-minute load average"
	modify	= no
	display	= no;

double	per_cpu_load
	default	= 3
	help	=
"The multiplier per CPU for the minimum load to make the rule true,
when expressed as a function of the number of CPUs.  Typically in
the range 1.0 (very light load) to 8.0 (very heavy load ).";

double	min_load
	default	= 4
	help	=
"The minimum load average before the rule is true.  Most useful for
single-processor systems or where the desired threshold is
absolute, rather than a function of the number of CPUs.";

string	action_expand
	default	= %vload@%h
	display	= no
	modify	= no;

string	email_expand
	default	= "host: %h load average: %v"
	display	= no
	modify	= no;

#
# --- DO NOT MODIFY THIS FILE --- see pmieconf(5)

cmd: