59 lines
1.5 KiB
Lua
59 lines
1.5 KiB
Lua
|
--[[
|
||
|
|
|
||
|
|
Licensed under GNU General Public License v2
|
||
|
|
* (c) 2013, Luca CPZ
|
||
|
|
* (c) 2010-2012, Peter Hofmann
|
||
|
|
|
||
|
|
--]]
|
||
|
|
|
||
|
|
local helpers = require('lain.helpers')
|
||
|
|
local wibox = require('wibox')
|
||
|
|
local gmatch, lines, floor = string.gmatch, io.lines, math.floor
|
||
|
|
|
||
|
|
-- Memory usage (ignoring caches)
|
||
|
|
-- lain.widget.mem
|
||
|
|
|
||
|
|
local function factory(args)
|
||
|
|
args = args or {}
|
||
|
|
|
||
|
|
local mem = { widget = args.widget or wibox.widget.textbox() }
|
||
|
|
local timeout = args.timeout or 2
|
||
|
|
local settings = args.settings or function() end
|
||
|
|
|
||
|
|
function mem.update()
|
||
|
|
mem_now = {}
|
||
|
|
for line in lines('/proc/meminfo') do
|
||
|
|
for k, v in gmatch(line, '([%a]+):[%s]+([%d]+).+') do
|
||
|
|
if k == 'MemTotal' then
|
||
|
|
mem_now.total = floor(v / 1024 + 0.5)
|
||
|
|
elseif k == 'MemFree' then
|
||
|
|
mem_now.free = floor(v / 1024 + 0.5)
|
||
|
|
elseif k == 'Buffers' then
|
||
|
|
mem_now.buf = floor(v / 1024 + 0.5)
|
||
|
|
elseif k == 'Cached' then
|
||
|
|
mem_now.cache = floor(v / 1024 + 0.5)
|
||
|
|
elseif k == 'SwapTotal' then
|
||
|
|
mem_now.swap = floor(v / 1024 + 0.5)
|
||
|
|
elseif k == 'SwapFree' then
|
||
|
|
mem_now.swapf = floor(v / 1024 + 0.5)
|
||
|
|
elseif k == 'SReclaimable' then
|
||
|
|
mem_now.srec = floor(v / 1024 + 0.5)
|
||
|
|
end
|
||
|
|
end
|
||
|
|
end
|
||
|
|
|
||
|
|
mem_now.used = mem_now.total - mem_now.free - mem_now.buf - mem_now.cache - mem_now.srec
|
||
|
|
mem_now.swapused = mem_now.swap - mem_now.swapf
|
||
|
|
mem_now.perc = math.floor(mem_now.used / mem_now.total * 100)
|
||
|
|
|
||
|
|
widget = mem.widget
|
||
|
|
settings()
|
||
|
|
end
|
||
|
|
|
||
|
|
helpers.newtimer('mem', timeout, mem.update)
|
||
|
|
|
||
|
|
return mem
|
||
|
|
end
|
||
|
|
|
||
|
|
return factory
|