awesome/widget/memory.lua

22 lines
695 B
Lua

local wibox = require('wibox')
local beautiful = require('beautiful')
local watch = require('awful.widget.watch')
local memory = wibox.widget.textbox()
memory.font = beautiful.font
function round(exact, quantum)
local quant,frac = math.modf(exact/quantum)
return quantum * (quant + (frac > 0.5 and 1 or 0))
end
watch('bash -c "free | grep -z Mem.*Swap.*"', 1, function(_, stdout)
local total, used, free, shared, buff_cache, available, total_swap, used_swap, free_swap =
stdout:match('(%d+)%s*(%d+)%s*(%d+)%s*(%d+)%s*(%d+)%s*(%d+)%s*Swap:%s*(%d+)%s*(%d+)%s*(%d+)')
memory.text = round((used / 1048576), 0.01) .. 'GB'
collectgarbage('collect')
end)
return memory