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#-*- coding: utf-8 -*-
#
# CPU Load
#
# Display Load Average as graph if support gruff
require File.expand_path(File.join(File.dirname(__FILE__),'..', 'utils'))
miquire :plugin, 'plugin'
miquire :lib, 'graph'
require 'tempfile'
if command_exist?('uptime')
Module.new do
def self.boot
config = confload("#{Environment::CONFROOT}loadaverage")
@interval = config.fetch(:interval, 60 * 24)
reset()
end
plugin = Plugin::create(:ping)
plugin.add_event(:period){ |service|
mins = load_average
@figure_la['1min'] << mins[0]
@figure_la['5min'] << mins[1]
@figure_la['15min'] << mins[2]
@label.call(nil)
p @lastcheck
p @interval
if((@lastcheck + (@interval*60)) < Time.now) then
notice "loadaverage: figure tweet"
service.post(Graph.drawgraph(@figure_la,
:title => 'Load Average',
:label => @label,
:tags => ['loadaverage'],
:start => @lastcheck,
:end => Time.now))
reset end
notice "loadaverage: next graph upload: #{(@lastcheck + (@interval*60) - Time.now)/60} min after" }
def self.reset
@lastcheck = Time.now
@figure_la = Hash['1min', [], '5min', [], '15min', []]
@label = Graph.gen_graph_label_defer end
def self.load_average
open('| uptime'){ |uptime|
if(/load averages?:\s*(\d+\.\d+)[^\d]+(\d+\.\d+)[^\d]+(\d+\.\d+)/ === uptime.read)
return $1.to_f, $2.to_f, $3.to_f end } end
boot
end
end
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