[mem_freebsd] Correct async behaviour
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mutlusun
parent
8092915e86
commit
bc134d8792
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@ -5,7 +5,8 @@ local helpers = require("vicious.helpers")
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local spawn = require("vicious.spawn")
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local string = {
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match = string.match,
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gmatch = string.gmatch
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gmatch = string.gmatch,
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find = string.find
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}
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-- }}}
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@ -15,80 +16,101 @@ local mem_freebsd = {}
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-- {{{ Memory widget type
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local function parse(stdout, stderr, exitreason, exitcode)
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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.free = tonumber(vm_stats.v_free_count) * pagesize
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_mem.buf.laundry = tonumber(vm_stats.v_laundry_count) * pagesize
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_mem.buf.cache = tonumber(vm_stats.v_cache_count) * pagesize
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_mem.buf.wired = 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.free = math.floor(_mem.buf.free/1048576)
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_mem.buf.laundry = math.floor(_mem.buf.laundry/1048576)
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_mem.buf.cache = math.floor(_mem.buf.cache/1048576)
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_mem.buf.wired = math.floor(_mem.buf.wired/1048576)
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-- Calculate memory percentage
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_mem.free = _mem.buf.free + _mem.buf.cache
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-- used memory basically consists of active+inactive+wired
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_mem.inuse = _mem.total - _mem.free
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_mem.notfreeable = _mem.inuse - _mem.buf.laundry
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_mem.wire = _mem.buf.wired
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_mem.usep = math.floor(_mem.inuse / _mem.total * 100)
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_mem.wirep = math.floor(_mem.wire / _mem.total * 100)
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_mem.notfreeablep = math.floor(_mem.notfreeable / _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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-- Initialise variables
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_swp.usep = 0
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_swp.inuse = 0
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_swp.total = 0
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_swp.buf.free = 0
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-- Read output of swapinfo in Mbytes (from async function call)
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-- Read content and sum up
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local counter = 1
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for line in string.gmatch(stdout, "[^\n]+") do
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-- Skip first line (table header)
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if counter ~= 1 then
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local ltotal, lused, lfree = string.match(line, "%s+([%d]+)%s+([%d]+)%s+([%d]+)")
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-- Add swap space in Mbytes
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_swp.total = _swp.total + tonumber(ltotal)
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_swp.inuse = _swp.inuse + tonumber(lused)
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_swp.buf.free = _swp.buf.free + tonumber(lfree)
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end
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counter = counter + 1
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end
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-- Calculate percentage
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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.free = -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.free,
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_mem.wirep, _mem.wire, _mem.notfreeablep, _mem.notfreeable }
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end
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function mem_freebsd.async(format, warg, callback)
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spawn.easy_async("swapinfo -m",
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function (...) callback(parse(...)) end)
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helpers.sysctl_async({ "hw.pagesize",
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"vm.stats.vm",
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"vm.swap_total",
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"vm.swap_enabled" },
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function(ret)
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local pagesize = tonumber(ret["hw.pagesize"])
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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(ret["vm.stats.vm.v_page_count"]) * pagesize
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_mem.buf.free = tonumber(ret["vm.stats.vm.v_free_count"]) * pagesize
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_mem.buf.laundry = tonumber(ret["vm.stats.vm.v_laundry_count"]) * pagesize
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_mem.buf.cache = tonumber(ret["vm.stats.vm.v_cache_count"]) * pagesize
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_mem.buf.wired = tonumber(ret["vm.stats.vm.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.free = math.floor(_mem.buf.free/1048576)
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_mem.buf.laundry = math.floor(_mem.buf.laundry/1048576)
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_mem.buf.cache = math.floor(_mem.buf.cache/1048576)
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_mem.buf.wired = math.floor(_mem.buf.wired/1048576)
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-- Calculate memory percentage
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_mem.free = _mem.buf.free + _mem.buf.cache
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-- used memory basically consists of active+inactive+wired
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_mem.inuse = _mem.total - _mem.free
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_mem.notfreeable = _mem.inuse - _mem.buf.laundry
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_mem.wire = _mem.buf.wired
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_mem.usep = math.floor(_mem.inuse / _mem.total * 100)
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_mem.wirep = math.floor(_mem.wire / _mem.total * 100)
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_mem.notfreeablep = math.floor(_mem.notfreeable / _mem.total * 100)
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-- Get swap states
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local vm_swap_total = tonumber(ret["vm.swap_total"])
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local vm_swap_enabled = tonumber(ret["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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-- Initialise variables
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_swp.usep = 0
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_swp.inuse = 0
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_swp.total = 0
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_swp.buf.free = 0
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-- Read output of swapinfo in Mbytes (from async function call)
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-- Read content and sum up
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spawn.with_line_callback("swapinfo -m", {
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stdout = function(line)
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if not string.find(line, "Device") then
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local ltotal, lused, lfree = string.match(line, "%s+([%d]+)%s+([%d]+)%s+([%d]+)")
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-- Add swap space in Mbytes
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_swp.total = _swp.total + tonumber(ltotal)
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_swp.inuse = _swp.inuse + tonumber(lused)
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_swp.buf.free = _swp.buf.free + tonumber(lfree)
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end
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end,
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output_done = function()
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print(_swp.inuse, _swp.total)
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_swp.usep = math.floor(_swp.inuse / _swp.total * 100)
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callback({ _mem.usep,
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_mem.inuse,
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_mem.total,
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_mem.free,
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_swp.usep,
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_swp.inuse,
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_swp.total,
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_swp.buf.free,
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_mem.wirep,
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_mem.wire,
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_mem.notfreeablep,
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_mem.notfreeable })
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end
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})
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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.free = -1
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callback({ _mem.usep,
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_mem.inuse,
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_mem.total,
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_mem.free,
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_swp.usep,
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_swp.inuse,
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_swp.total,
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_swp.buf.free,
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_mem.wirep,
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_mem.wire,
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_mem.notfreeablep,
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_mem.notfreeable })
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end
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end)
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end
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-- }}}
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