cookbooks/hardware/attributes/default.rb

   1 default[:hardware][:modules] = %w[lp]
   2 default[:hardware][:blacklisted_modules] = %w[]
   3 default[:hardware][:grub][:cmdline] = %w[nomodeset]
   4 default[:hardware][:sensors] = {}
   5 default[:hardware][:hwmon] = {}
   6 default[:hardware][:ipmi][:excluded_sensors] = []
   7 default[:hardware][:ipmi][:custom_args] = []
   8
   9 if node[:dmi] && node[:dmi][:system]
  10   case node[:dmi][:system][:manufacturer]
  11   when "HP"
  12     case node[:dmi][:system][:product_name]
  13     when "ProLiant DL360 G6", "ProLiant DL360 G7", "ProLiant SE326M1R2"
  14       default[:hardware][:sensors][:"power_meter-*"][:power][:power1] = { :ignore => true }
  15     end
  16
  17     case node[:dmi][:system][:product_name]
  18     when "ProLiant DL360 G6", "ProLiant DL360 G7", "ProLiant SE326M1R2", "ProLiant DL360e Gen8", "ProLiant DL360p Gen8"
  19       default[:hardware][:ipmi][:custom_args] |= ["--workaround-flags=discretereading"]
  20     end
  21   end
  22 end
  23
  24 if Chef::Util.compare_versions(node[:kernel][:release], [3, 3]).negative?
  25   default[:hardware][:modules] |= ["microcode"]
  26
  27   if node[:cpu][:"0"][:vendor_id] == "GenuineIntel"
  28     default[:hardware][:modules] |= ["coretemp"]
  29   end
  30 end
  31
  32 if node[:kernel][:modules].include?("ipmi_si")
  33   default[:hardware][:modules] |= ["ipmi_devintf"]
  34
  35   if node[:kernel][:modules].include?("acpi_power_meter")
  36     default[:hardware][:modules] |= ["acpi_ipmi"]
  37   end
  38 end
  39
  40 if File.exist?("/sys/devices/system/cpu/cpu0/cpufreq/scaling_governor") &&
  41    File.read("/sys/devices/system/cpu/cpu0/cpufreq/scaling_governor").chomp == "ondemand"
  42   default[:sysfs][:cpufreq_ondemand][:comment] = "Tune the ondemand CPU frequency governor"
  43   default[:sysfs][:cpufreq_ondemand][:parameters][:"devices/system/cpu/cpufreq/ondemand/up_threshold"] = "25"
  44   default[:sysfs][:cpufreq_ondemand][:parameters][:"devices/system/cpu/cpufreq/ondemand/sampling_down_factor"] = "100"
  45   default[:sysfs][:cpufreq_ondemand][:parameters][:"devices/system/cpu/cpufreq/ondemand/ignore_nice_load"] = "1"
  46 end
  47
  48 energy_perf_bias = Dir.glob("/sys/devices/system/cpu/cpu*/power/energy_perf_bias")
  49
  50 unless energy_perf_bias.empty?
  51   default[:sysfs][:cpu_power_energy_perf_bias][:comment] = "Set CPU Energy-Performance Bias Preference to balance-performance"
  52
  53   energy_perf_bias.sort.each do |path|
  54     default[:sysfs][:cpu_power_energy_perf_bias][:parameters][path.sub(%r{^/sys/}, "")] = "4"
  55   end
  56 end