70 lines
2.5 KiB
Lua
70 lines
2.5 KiB
Lua
-- {{{ Grab environment
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local tonumber = tonumber
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local setmetatable = setmetatable
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local math = { floor = math.floor }
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local helpers = require("vicious.helpers")
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-- }}}
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-- Mem: provides RAM and Swap usage statistics
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-- vicious.widgets.mem_freebsd
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local mem_freebsd = {}
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-- {{{ Memory widget type
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local function worker(format)
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local pagesize = tonumber(helpers.sysctl("hw.pagesize"))
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local vm_stats = helpers.sysctl_table("vm.stats.vm")
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local _mem = { buf = {}, total = nil }
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-- Get memory space in bytes
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_mem.total = tonumber(vm_stats.v_page_count) * pagesize
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_mem.buf.f = tonumber(vm_stats.v_free_count) * pagesize
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_mem.buf.a = tonumber(vm_stats.v_active_count) * pagesize
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_mem.buf.i = tonumber(vm_stats.v_inactive_count) * pagesize
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_mem.buf.c = tonumber(vm_stats.v_cache_count) * pagesize
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_mem.buf.w = tonumber(vm_stats.v_wire_count) * pagesize
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-- Rework into megabytes
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_mem.total = math.floor(_mem.total/1048576)
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_mem.buf.f = math.floor(_mem.buf.f/1048576)
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_mem.buf.a = math.floor(_mem.buf.a/1048576)
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_mem.buf.i = math.floor(_mem.buf.i/1048576)
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_mem.buf.c = math.floor(_mem.buf.c/1048576)
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_mem.buf.w = math.floor(_mem.buf.w/1048576)
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-- Calculate memory percentage
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_mem.free = _mem.buf.f + _mem.buf.c + _mem.buf.i
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_mem.inuse = _mem.total - _mem.free
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_mem.wire = _mem.buf.w
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_mem.usep = math.floor(_mem.inuse / _mem.total * 100)
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_mem.inusep= math.floor(_mem.inuse / _mem.total * 100)
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-- Get swap states
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local vm_swap_total = tonumber(helpers.sysctl("vm.swap_total"))
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local vm_swap_enabled = tonumber(helpers.sysctl("vm.swap_enabled"))
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local _swp = { buf = {}, total = nil }
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if vm_swap_enabled == 1 and vm_swap_total > 0 then
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-- Get swap space in bytes
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_swp.total = vm_swap_total
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_swp.buf.f = _swp.total - tonumber(vm_stats.v_swapin)
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-- Rework into megabytes
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_swp.total = math.floor(_swp.total/1048576)
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_swp.buf.f = math.floor(_swp.buf.f/1048576)
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-- Calculate percentage
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_swp.inuse = _swp.total - _swp.buf.f
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_swp.usep = math.floor(_swp.inuse / _swp.total * 100)
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else
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_swp.usep = -1
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_swp.inuse = -1
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_swp.total = -1
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_swp.buf.f = -1
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end
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return { _mem.usep, _mem.inuse, _mem.total, _mem.free,
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_swp.usep, _swp.inuse, _swp.total, _swp.buf.f,
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-1, _mem.wire }
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end
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return setmetatable(mem_freebsd, { __call = function(_, ...) return worker(...) end })
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