class MetricsInflux::Module::ProcStatCpu

Public Class Methods

new(config, params = {}) click to toggle source
# File lib/metrics_influx/module/procstatcpu.rb, line 7
def initialize(config, params = {})
  @config = config
  @params = params
end

Public Instance Methods

sample() click to toggle source
# File lib/metrics_influx/module/procstatcpu.rb, line 12
def sample
  time_now = Time.now.to_i
  data = { time: time_now }
  File.readlines('/proc/stat').each do |line|
    (k,v) = line.chomp.split(/\s+/, 2)
    if k == "cpu"
      vals = v.split(/\s+/)
      %w(user nice sys idle iowait irq softirq steal guest guest_nice).each_with_index do |key,idx|
        data[key] = vals.fetch(idx, 0).to_i
      end
    end
  end
  data
end