mirror of https://github.com/minetest/minetest.git
357 lines
10 KiB
Lua
357 lines
10 KiB
Lua
-- Minetest: builtin/game/mod_profiling.lua
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local mod_statistics = {}
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mod_statistics.step_total = 0
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mod_statistics.data = {}
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mod_statistics.stats = {}
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mod_statistics.stats["total"] = {
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min_us = math.huge,
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max_us = 0,
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avg_us = 0,
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min_per = 100,
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max_per = 100,
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avg_per = 100
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}
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local replacement_table = {
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"register_globalstep",
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"register_on_placenode",
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"register_on_dignode",
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"register_on_punchnode",
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"register_on_generated",
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"register_on_newplayer",
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"register_on_dieplayer",
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"register_on_respawnplayer",
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"register_on_prejoinplayer",
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"register_on_joinplayer",
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"register_on_leaveplayer",
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"register_on_cheat",
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"register_on_chat_message",
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"register_on_player_receive_fields",
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"register_on_mapgen_init",
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"register_on_craft",
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"register_craft_predict",
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"register_on_item_eat"
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}
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--------------------------------------------------------------------------------
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function mod_statistics.log_time(type, modname, time_in_us)
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if modname == nil then
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modname = "builtin"
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end
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if mod_statistics.data[modname] == nil then
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mod_statistics.data[modname] = {}
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end
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if mod_statistics.data[modname][type] == nil then
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mod_statistics.data[modname][type] = 0
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end
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mod_statistics.data[modname][type] =
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mod_statistics.data[modname][type] + time_in_us
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mod_statistics.step_total = mod_statistics.step_total + time_in_us
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end
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--------------------------------------------------------------------------------
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function mod_statistics.update_statistics(dtime)
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for modname,types in pairs(mod_statistics.data) do
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if mod_statistics.stats[modname] == nil then
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mod_statistics.stats[modname] = {
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min_us = math.huge,
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max_us = 0,
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avg_us = 0,
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min_per = 100,
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max_per = 0,
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avg_per = 0
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}
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end
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local modtime = 0
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for type,time in pairs(types) do
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modtime = modtime + time
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if mod_statistics.stats[modname].types == nil then
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mod_statistics.stats[modname].types = {}
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end
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if mod_statistics.stats[modname].types[type] == nil then
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mod_statistics.stats[modname].types[type] = {
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min_us = math.huge,
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max_us = 0,
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avg_us = 0,
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min_per = 100,
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max_per = 0,
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avg_per = 0
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}
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end
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local toupdate = mod_statistics.stats[modname].types[type]
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--update us values
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toupdate.min_us = math.min(time, toupdate.min_us)
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toupdate.max_us = math.max(time, toupdate.max_us)
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--TODO find better algorithm
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toupdate.avg_us = toupdate.avg_us * 0.99 + modtime * 0.01
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--update percentage values
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local cur_per = (time/mod_statistics.step_total) * 100
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toupdate.min_per = math.min(toupdate.min_per, cur_per)
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toupdate.max_per = math.max(toupdate.max_per, cur_per)
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--TODO find better algorithm
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toupdate.avg_per = toupdate.avg_per * 0.99 + cur_per * 0.01
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mod_statistics.data[modname][type] = 0
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end
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--per mod statistics
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--update us values
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mod_statistics.stats[modname].min_us =
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math.min(modtime, mod_statistics.stats[modname].min_us)
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mod_statistics.stats[modname].max_us =
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math.max(modtime, mod_statistics.stats[modname].max_us)
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--TODO find better algorithm
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mod_statistics.stats[modname].avg_us =
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mod_statistics.stats[modname].avg_us * 0.99 + modtime * 0.01
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--update percentage values
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local cur_per = (modtime/mod_statistics.step_total) * 100
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mod_statistics.stats[modname].min_per =
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math.min(mod_statistics.stats[modname].min_per, cur_per)
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mod_statistics.stats[modname].max_per =
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math.max(mod_statistics.stats[modname].max_per, cur_per)
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--TODO find better algorithm
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mod_statistics.stats[modname].avg_per =
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mod_statistics.stats[modname].avg_per * 0.99 + cur_per * 0.01
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end
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--update "total"
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mod_statistics.stats["total"].min_us =
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math.min(mod_statistics.step_total, mod_statistics.stats["total"].min_us)
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mod_statistics.stats["total"].max_us =
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math.max(mod_statistics.step_total, mod_statistics.stats["total"].max_us)
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--TODO find better algorithm
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mod_statistics.stats["total"].avg_us =
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mod_statistics.stats["total"].avg_us * 0.99 +
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mod_statistics.step_total * 0.01
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mod_statistics.step_total = 0
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end
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--------------------------------------------------------------------------------
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local function build_callback(log_id, fct)
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return function( toregister )
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local modname = core.get_current_modname()
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fct(function(...)
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local starttime = core.get_us_time()
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-- note maximum 10 return values are supported unless someone finds
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-- a way to store a variable lenght return value list
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local r0, r1, r2, r3, r4, r5, r6, r7, r8, r9 = toregister(...)
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local delta = core.get_us_time() - starttime
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mod_statistics.log_time(log_id, modname, delta)
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return r0, r1, r2, r3, r4, r5, r6, r7, r8, r9
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end
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)
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end
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end
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--------------------------------------------------------------------------------
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function profiling_print_log(cmd, filter)
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print("Filter:" .. dump(filter))
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core.log("action", "Values below show times/percentages per server step.")
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core.log("action", "Following suffixes are used for entities:")
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core.log("action", "\t#oa := on_activate, #os := on_step, #op := on_punch, #or := on_rightclick, #gs := get_staticdata")
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core.log("action",
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string.format("%16s | %25s | %10s | %10s | %10s | %9s | %9s | %9s",
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"modname", "type" , "min µs", "max µs", "avg µs", "min %", "max %", "avg %")
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)
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core.log("action",
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"-----------------+---------------------------+-----------+" ..
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"-----------+-----------+-----------+-----------+-----------")
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for modname,statistics in pairs(mod_statistics.stats) do
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if modname ~= "total" then
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if (filter == "") or (modname == filter) then
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if modname:len() > 16 then
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modname = "..." .. modname:sub(-13)
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end
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core.log("action",
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string.format("%16s | %25s | %9d | %9d | %9d | %9d | %9d | %9d",
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modname,
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" ",
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statistics.min_us,
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statistics.max_us,
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statistics.avg_us,
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statistics.min_per,
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statistics.max_per,
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statistics.avg_per)
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)
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if core.setting_getbool("detailed_profiling") then
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if statistics.types ~= nil then
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for type,typestats in pairs(statistics.types) do
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if type:len() > 25 then
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type = "..." .. type:sub(-22)
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end
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core.log("action",
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string.format(
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"%16s | %25s | %9d | %9d | %9d | %9d | %9d | %9d",
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" ",
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type,
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typestats.min_us,
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typestats.max_us,
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typestats.avg_us,
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typestats.min_per,
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typestats.max_per,
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typestats.avg_per)
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)
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end
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end
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end
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end
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end
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end
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core.log("action",
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"-----------------+---------------------------+-----------+" ..
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"-----------+-----------+-----------+-----------+-----------")
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if filter == "" then
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core.log("action",
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string.format("%16s | %25s | %9d | %9d | %9d | %9d | %9d | %9d",
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"total",
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" ",
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mod_statistics.stats["total"].min_us,
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mod_statistics.stats["total"].max_us,
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mod_statistics.stats["total"].avg_us,
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mod_statistics.stats["total"].min_per,
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mod_statistics.stats["total"].max_per,
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mod_statistics.stats["total"].avg_per)
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)
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end
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core.log("action", " ")
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return true
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end
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--------------------------------------------------------------------------------
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local function initialize_profiling()
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core.log("action", "Initialize tracing")
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mod_statistics.entity_callbacks = {}
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-- first register our own globalstep handler
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core.register_globalstep(mod_statistics.update_statistics)
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local rp_register_entity = core.register_entity
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core.register_entity = function(name, prototype)
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local modname = core.get_current_modname()
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local new_on_activate = nil
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local new_on_step = nil
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local new_on_punch = nil
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local new_rightclick = nil
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local new_get_staticdata = nil
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if prototype.on_activate ~= nil then
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local cbid = name .. "#oa"
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mod_statistics.entity_callbacks[cbid] = prototype.on_activate
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new_on_activate = function(self, staticdata, dtime_s)
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local starttime = core.get_us_time()
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mod_statistics.entity_callbacks[cbid](self, staticdata, dtime_s)
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local delta = core.get_us_time() -starttime
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mod_statistics.log_time(cbid, modname, delta)
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end
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end
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if prototype.on_step ~= nil then
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local cbid = name .. "#os"
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mod_statistics.entity_callbacks[cbid] = prototype.on_step
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new_on_step = function(self, dtime)
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local starttime = core.get_us_time()
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mod_statistics.entity_callbacks[cbid](self, dtime)
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local delta = core.get_us_time() -starttime
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mod_statistics.log_time(cbid, modname, delta)
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end
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end
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if prototype.on_punch ~= nil then
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local cbid = name .. "#op"
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mod_statistics.entity_callbacks[cbid] = prototype.on_punch
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new_on_punch = function(self, hitter)
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local starttime = core.get_us_time()
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mod_statistics.entity_callbacks[cbid](self, hitter)
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local delta = core.get_us_time() -starttime
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mod_statistics.log_time(cbid, modname, delta)
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end
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end
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if prototype.rightclick ~= nil then
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local cbid = name .. "#rc"
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mod_statistics.entity_callbacks[cbid] = prototype.rightclick
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new_rightclick = function(self, clicker)
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local starttime = core.get_us_time()
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mod_statistics.entity_callbacks[cbid](self, clicker)
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local delta = core.get_us_time() -starttime
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mod_statistics.log_time(cbid, modname, delta)
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end
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end
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if prototype.get_staticdata ~= nil then
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local cbid = name .. "#gs"
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mod_statistics.entity_callbacks[cbid] = prototype.get_staticdata
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new_get_staticdata = function(self)
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local starttime = core.get_us_time()
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local retval = mod_statistics.entity_callbacks[cbid](self)
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local delta = core.get_us_time() -starttime
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mod_statistics.log_time(cbid, modname, delta)
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return retval
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end
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end
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prototype.on_activate = new_on_activate
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prototype.on_step = new_on_step
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prototype.on_punch = new_on_punch
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prototype.rightclick = new_rightclick
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prototype.get_staticdata = new_get_staticdata
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rp_register_entity(name,prototype)
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end
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for i,v in ipairs(replacement_table) do
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local to_replace = core[v]
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core[v] = build_callback(v, to_replace)
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end
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local rp_register_abm = core.register_abm
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core.register_abm = function(spec)
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local modname = core.get_current_modname()
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local replacement_spec = {
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nodenames = spec.nodenames,
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neighbors = spec.neighbors,
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interval = spec.interval,
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chance = spec.chance,
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action = function(pos, node, active_object_count, active_object_count_wider)
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local starttime = core.get_us_time()
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spec.action(pos, node, active_object_count, active_object_count_wider)
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local delta = core.get_us_time() - starttime
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mod_statistics.log_time("abm", modname, delta)
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end
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}
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rp_register_abm(replacement_spec)
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end
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core.log("action", "Mod profiling initialized")
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end
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initialize_profiling()
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