139 lines
3.8 KiB
Lua
139 lines
3.8 KiB
Lua
local Util = require 'Util'
|
|
local Common = require 'Common'
|
|
local Geometry = require 'Geometry'
|
|
|
|
return function(update_freq)
|
|
local MODULE_Y = 380
|
|
local TEXT_SPACING = 20
|
|
local PLOT_SEC_BREAK = 20
|
|
local PLOT_HEIGHT = 56
|
|
local PKG0_PATH = '/sys/class/powercap/intel-rapl:0/energy_uj'
|
|
local DRAM_PATH = '/sys/class/powercap/intel-rapl:0:2/energy_uj'
|
|
local BAT_CURRENT_PATH = '/sys/class/power_supply/BAT0/current_now'
|
|
local BAT_VOLTAGE_PATH = '/sys/class/power_supply/BAT0/voltage_now'
|
|
|
|
local read_milli = function(path)
|
|
return Util.read_file(path, nil, '*n') * 0.000001
|
|
end
|
|
|
|
local read_pkg0_joules = function()
|
|
return read_milli(PKG0_PATH)
|
|
end
|
|
|
|
local read_dram_joules = function()
|
|
return read_milli(DRAM_PATH)
|
|
end
|
|
|
|
local read_battery_current = function()
|
|
return read_milli(BAT_CURRENT_PATH)
|
|
end
|
|
|
|
local read_battery_voltage = function()
|
|
return read_milli(BAT_VOLTAGE_PATH)
|
|
end
|
|
|
|
local read_battery_power = function(is_using_ac)
|
|
if is_using_ac then
|
|
return 0
|
|
else
|
|
return read_battery_current() * read_battery_voltage()
|
|
end
|
|
end
|
|
|
|
local power_label_function = function(plot_max)
|
|
local fmt = Common.y_label_format_string(plot_max, 'W')
|
|
return function(watts) return string.format(fmt, watts) end
|
|
end
|
|
|
|
local format_rapl = function(watts)
|
|
return Util.precision_round_to_string(watts, 3)..' W'
|
|
end
|
|
|
|
local build_rate_plot = function(y, label, init)
|
|
return Common.build_rate_timeseries(
|
|
Geometry.RIGHT_X,
|
|
y,
|
|
Geometry.SECTION_WIDTH,
|
|
PLOT_HEIGHT,
|
|
format_rapl,
|
|
power_label_function,
|
|
PLOT_SEC_BREAK,
|
|
label,
|
|
0,
|
|
update_freq,
|
|
init
|
|
)
|
|
end
|
|
|
|
-----------------------------------------------------------------------------
|
|
-- header
|
|
|
|
local header = Common.Header(
|
|
Geometry.RIGHT_X,
|
|
MODULE_Y,
|
|
Geometry.SECTION_WIDTH,
|
|
'POWER'
|
|
)
|
|
|
|
-----------------------------------------------------------------------------
|
|
-- package 0 power plot
|
|
|
|
local pkg0 = build_rate_plot(header.bottom_y, 'PKG0', read_pkg0_joules())
|
|
|
|
-----------------------------------------------------------------------------
|
|
-- DRAM power plot
|
|
|
|
local DRAM_Y = header.bottom_y + TEXT_SPACING + PLOT_SEC_BREAK + PLOT_HEIGHT
|
|
local dram = build_rate_plot(DRAM_Y, 'DRAM', read_dram_joules())
|
|
|
|
-----------------------------------------------------------------------------
|
|
-- battery power plot
|
|
|
|
local format_ac = function(watts)
|
|
if watts == 0 then
|
|
return "A/C"
|
|
else
|
|
return format_rapl(watts)
|
|
end
|
|
end
|
|
|
|
local BAT_Y = DRAM_Y + PLOT_SEC_BREAK * 2 + PLOT_HEIGHT
|
|
local bat = Common.initLabeledScalePlot(
|
|
Geometry.RIGHT_X,
|
|
BAT_Y,
|
|
Geometry.SECTION_WIDTH,
|
|
PLOT_HEIGHT,
|
|
format_ac,
|
|
power_label_function,
|
|
PLOT_SEC_BREAK,
|
|
'Battery Draw',
|
|
0,
|
|
update_freq
|
|
)
|
|
|
|
-----------------------------------------------------------------------------
|
|
-- main functions
|
|
|
|
local update = function(is_using_ac)
|
|
Common.update_rate_timeseries(pkg0, read_pkg0_joules())
|
|
Common.update_rate_timeseries(dram, read_dram_joules())
|
|
Common.annotated_scale_plot_set(bat, read_battery_power(is_using_ac))
|
|
end
|
|
|
|
local draw_static = function(cr)
|
|
Common.drawHeader(cr, header)
|
|
Common.annotated_scale_plot_draw_static(pkg0, cr)
|
|
Common.annotated_scale_plot_draw_static(dram, cr)
|
|
Common.annotated_scale_plot_draw_static(bat, cr)
|
|
end
|
|
|
|
local draw_dynamic = function(cr, is_using_ac)
|
|
update(is_using_ac)
|
|
Common.annotated_scale_plot_draw_dynamic(pkg0, cr)
|
|
Common.annotated_scale_plot_draw_dynamic(dram, cr)
|
|
Common.annotated_scale_plot_draw_dynamic(bat, cr)
|
|
end
|
|
|
|
return {static = draw_static, dynamic = draw_dynamic}
|
|
end
|