Class: MetricsInflux::Module::ProcMeminfo

Inherits:
Base
  • Object
show all
Defined in:
lib/metrics_influx/module/procmeminfo.rb

Defined Under Namespace

Classes: Error

Instance Method Summary collapse

Methods inherited from Base

inherited

Constructor Details

#initialize(config, params = {}) ⇒ ProcMeminfo

Returns a new instance of ProcMeminfo.



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# File 'lib/metrics_influx/module/procmeminfo.rb', line 7

def initialize(config, params = {})
  @config = config
  @params = params
end

Instance Method Details

#sample ⇒ Object 



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# File 'lib/metrics_influx/module/procmeminfo.rb', line 12

def sample
  time_now = Time.now.to_i
  data = { time: time_now }
  File.readlines('/proc/meminfo').each do |line|
    (k,v,unit) = line.chomp.split(/\s+/, 3)
    key = k[0..-2].gsub(/\(([^\)]+)\)/, '_\1')
    v = v.to_i
    case unit
    when 'kB'
      v *= 1024
    when 'MB'
      v *= 1024 * 1024
    when 'GB'
      v *= 1024 * 1024 * 1024
    when 'TB'
      v *= 1024 * 1024 * 1024 * 1024
    end
    data[k.downcase] = v
  end
  data
end