REF make memory module kinda pretty
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2fb3cb2aaa
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c9d1c7f939
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@ -7,20 +7,16 @@ local Common = require 'Common'
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local Theme = require 'Patterns'
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local Geometry = require 'Geometry'
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local __string_match = string.match
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local __cairo_path_destroy = cairo_path_destroy
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local _MODULE_Y_ = 712
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local _DIAL_THICKNESS_ = 8
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local _TEXT_Y_OFFSET_ = 7
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local _TEXT_LEFT_X_OFFSET_ = 30
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local _TEXT_SPACING_ = 20
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local _PLOT_SECTION_BREAK_ = 30
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local _PLOT_HEIGHT_ = 56
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local _TABLE_SECTION_BREAK_ = 20
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local _TABLE_HEIGHT_ = 114
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local MEM_TOTAL_KB = tonumber(Util.read_file('/proc/meminfo', '^MemTotal:%s+(%d+)'))
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return function(update_freq)
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local MODULE_Y = 712
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local DIAL_THICKNESS = 8
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local TEXT_Y_OFFSET = 7
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local TEXT_LEFT_X_OFFSET = 30
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local TEXT_SPACING = 20
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local PLOT_SECTION_BREAK = 30
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local PLOT_HEIGHT = 56
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local TABLE_SECTION_BREAK = 20
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local TABLE_HEIGHT = 114
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local MEMINFO_REGEX = '\nMemFree:%s+(%d+).+'..
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'\nBuffers:%s+(%d+).+'..
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@ -29,123 +25,130 @@ local MEMINFO_REGEX = '\nMemFree:%s+(%d+).+'..
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'\nSwapFree:%s+(%d+).+'..
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'\nSReclaimable:%s+(%d+)'
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local NUM_ROWS = 5
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local __string_match = string.match
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local __cairo_path_destroy = cairo_path_destroy
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local TABLE_CONKY = {}
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for r = 1, NUM_ROWS do
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TABLE_CONKY[r] = {}
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TABLE_CONKY[r].comm = '${top_mem name '..r..'}'
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TABLE_CONKY[r].pid = '${top_mem pid '..r..'}'
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TABLE_CONKY[r].mem = '${top_mem mem '..r..'}'
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end
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-----------------------------------------------------------------------------
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-- header
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local header = Common.Header(
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Geometry.RIGHT_X,
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_MODULE_Y_,
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MODULE_Y,
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Geometry.SECTION_WIDTH,
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'MEMORY'
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)
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-----------------------------------------------------------------------------
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-- mem consumption dial
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local mem_total_kb = tonumber(Util.read_file('/proc/meminfo', '^MemTotal:%s+(%d+)'))
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local DIAL_RADIUS = 32
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local DIAL_THETA_0 = math.rad(90)
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local DIAL_THETA_1 = math.rad(360)
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local DIAL_X = Geometry.RIGHT_X + DIAL_RADIUS + _DIAL_THICKNESS_ / 2
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local DIAL_Y = header.bottom_y + DIAL_RADIUS + _DIAL_THICKNESS_ / 2
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local DIAL_X = Geometry.RIGHT_X + DIAL_RADIUS + DIAL_THICKNESS / 2
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local DIAL_Y = header.bottom_y + DIAL_RADIUS + DIAL_THICKNESS / 2
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local dial = Common.dial(DIAL_X, DIAL_Y, DIAL_RADIUS, _DIAL_THICKNESS_, 0.8)
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local dial = Common.dial(DIAL_X, DIAL_Y, DIAL_RADIUS, DIAL_THICKNESS, 0.8)
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local cache_arc = Common.arc(
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DIAL_X,
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DIAL_Y,
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DIAL_RADIUS,
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_DIAL_THICKNESS_,
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DIAL_THICKNESS,
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Theme.INDICATOR_FG_SECONDARY
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)
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local text_ring = Common.initTextRing(
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DIAL_X,
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DIAL_Y,
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DIAL_RADIUS - _DIAL_THICKNESS_ / 2 - 2,
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DIAL_RADIUS - DIAL_THICKNESS / 2 - 2,
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'%s%%',
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80
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)
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local _LINE_1_Y_ = header.bottom_y + _TEXT_Y_OFFSET_
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local _TEXT_LEFT_X_ = Geometry.RIGHT_X + DIAL_RADIUS * 2 + _TEXT_LEFT_X_OFFSET_
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local _RIGHT_X_ = Geometry.RIGHT_X + Geometry.SECTION_WIDTH
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-----------------------------------------------------------------------------
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-- swap/buffers stats
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local LINE_1_Y = header.bottom_y + TEXT_Y_OFFSET
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local TEXT_LEFT_X = Geometry.RIGHT_X + DIAL_RADIUS * 2 + TEXT_LEFT_X_OFFSET
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local SWAP_BUFFERS_WIDTH = Geometry.SECTION_WIDTH - TEXT_LEFT_X_OFFSET
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- DIAL_RADIUS * 2
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local swap = Common.initTextRowCrit(
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_TEXT_LEFT_X_,
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_LINE_1_Y_,
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-- TODO this is silly
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_RIGHT_X_ - _TEXT_LEFT_X_,
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TEXT_LEFT_X,
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LINE_1_Y,
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SWAP_BUFFERS_WIDTH,
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'Swap Usage',
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'%s%%',
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80
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)
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local cache = Common.initTextRows_color(
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_TEXT_LEFT_X_,
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_LINE_1_Y_ + _TEXT_SPACING_,
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Geometry.SECTION_WIDTH - _TEXT_LEFT_X_OFFSET_ - DIAL_RADIUS * 2,
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_TEXT_SPACING_,
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TEXT_LEFT_X,
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LINE_1_Y + TEXT_SPACING,
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SWAP_BUFFERS_WIDTH,
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TEXT_SPACING,
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{'Page Cache', 'Buffers', 'Kernel Slab'},
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Theme.SECONDARY_FG,
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'%s%%'
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)
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local _PLOT_Y_ = _PLOT_SECTION_BREAK_ + header.bottom_y + DIAL_RADIUS * 2
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-----------------------------------------------------------------------------
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-- memory consumption plot
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local PLOT_Y = PLOT_SECTION_BREAK + header.bottom_y + DIAL_RADIUS * 2
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local plot = Common.initThemedLabelPlot(
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Geometry.RIGHT_X,
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PLOT_Y,
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Geometry.SECTION_WIDTH,
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PLOT_HEIGHT,
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Common.percent_label_style,
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update_freq
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)
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-----------------------------------------------------------------------------
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-- memory top table
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local NUM_ROWS = 5
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local TABLE_CONKY = {}
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for r = 1, NUM_ROWS do
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TABLE_CONKY[r] = {
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comm = '${top_mem name '..r..'}',
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pid = '${top_mem pid '..r..'}',
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mem = '${top_mem mem '..r..'}',
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}
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end
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local tbl = Common.initTable(
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Geometry.RIGHT_X,
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_PLOT_Y_ + _PLOT_HEIGHT_ + _TABLE_SECTION_BREAK_,
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PLOT_Y + PLOT_HEIGHT + TABLE_SECTION_BREAK,
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Geometry.SECTION_WIDTH,
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_TABLE_HEIGHT_,
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TABLE_HEIGHT,
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NUM_ROWS,
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{'Name', 'PID', 'Mem (%)'}
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)
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-- _MODULE_Y_ = nil
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-- _DIAL_THICKNESS_ = nil
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-- _DIAL_SPACING_ = nil
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-- _TEXT_Y_OFFSET_ = nil
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-- _TEXT_LEFT_X_OFFSET_ = nil
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-- _TEXT_SPACING_ = nil
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-- _PLOT_SECTION_BREAK_ = nil
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-- _PLOT_HEIGHT_ = nil
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-- _TABLE_SECTION_BREAK_ = nil
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-- _TABLE_HEIGHT_ = nil
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-- _LINE_1_Y_ = nil
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-- _TEXT_LEFT_X_ = nil
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-- _RIGHT_X_ = nil
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-- _PLOT_Y_ = nil
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return function(update_freq)
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local plot = Common.initThemedLabelPlot(
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Geometry.RIGHT_X,
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_PLOT_Y_,
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Geometry.SECTION_WIDTH,
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_PLOT_HEIGHT_,
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Common.percent_label_style,
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update_freq
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)
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-----------------------------------------------------------------------------
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-- main functions
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local update = function(cr)
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local conky = Util.conky
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-- see source for the 'free' command (sysinfo.c) for formulas
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local memfree_kb, buffers_kb, cached_kb, swap_total_kb, swap_free_kb,
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slab_reclaimable_kb = __string_match(Util.read_file('/proc/meminfo'), MEMINFO_REGEX)
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local memfree_kb,
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buffers_kb,
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cached_kb,
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swap_total_kb,
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swap_free_kb,
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slab_reclaimable_kb
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= __string_match(Util.read_file('/proc/meminfo'), MEMINFO_REGEX)
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local used_percent = (MEM_TOTAL_KB - memfree_kb - cached_kb - buffers_kb - slab_reclaimable_kb) / MEM_TOTAL_KB
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local used_percent = (mem_total_kb - memfree_kb - cached_kb - buffers_kb - slab_reclaimable_kb) / mem_total_kb
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Dial.set(dial, used_percent)
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Common.text_ring_set(text_ring, cr, Util.round_to_string(used_percent * 100))
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local cache_theta = (DIAL_THETA_0 - DIAL_THETA_1) / MEM_TOTAL_KB * memfree_kb + DIAL_THETA_1
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local cache_theta = (DIAL_THETA_0 - DIAL_THETA_1) / mem_total_kb * memfree_kb + DIAL_THETA_1
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__cairo_path_destroy(cache_arc.path)
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cache_arc.path = Arc.create_path(cr, DIAL_X, DIAL_Y, DIAL_RADIUS, dial.dial_angle, cache_theta)
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@ -155,23 +158,20 @@ return function(update_freq)
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/ swap_total_kb * 100))
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Common.text_rows_set(cache, cr, 1, Util.precision_round_to_string(
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cached_kb / MEM_TOTAL_KB * 100))
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cached_kb / mem_total_kb * 100))
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Common.text_rows_set(cache, cr, 2, Util.precision_round_to_string(
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buffers_kb / MEM_TOTAL_KB * 100))
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buffers_kb / mem_total_kb * 100))
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Common.text_rows_set(cache, cr, 3, Util.precision_round_to_string(
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slab_reclaimable_kb / MEM_TOTAL_KB * 100))
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slab_reclaimable_kb / mem_total_kb * 100))
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LabelPlot.update(plot, used_percent)
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for r = 1, NUM_ROWS do
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local comm = conky(TABLE_CONKY[r].comm, '(%S+)') -- may have trailing space
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local pid = conky(TABLE_CONKY[r].pid)
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local mem = conky(TABLE_CONKY[r].mem)
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Table.set(tbl, cr, 1, r, comm)
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Table.set(tbl, cr, 2, r, pid)
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Table.set(tbl, cr, 3, r, mem)
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Table.set(tbl, cr, 1, r, conky(TABLE_CONKY[r].comm, '(%S+)'))
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Table.set(tbl, cr, 2, r, conky(TABLE_CONKY[r].pid))
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Table.set(tbl, cr, 3, r, conky(TABLE_CONKY[r].mem))
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end
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end
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