File

mod_measure_lua/mod_measure_lua.lua @ 5097:d414fa8b37dc

mod_compat_roles: Fix traceback when no host roles are defined (thanks cc)
author Matthew Wild <mwild1@gmail.com>
date Tue, 29 Nov 2022 11:37:58 +0000
parent 4602:78f1515575ab
line wrap: on
line source

module:set_global()

local custom_metric = require "core.statsmanager".metric
local gc_bytes = custom_metric(
	"gauge", "lua_heap", "bytes",
	"Memory used by objects under control of the Lua garbage collector"
):with_labels()

module:hook("stats-update", function ()
	local kbytes = collectgarbage("count");
  gc_bytes:set(kbytes * 1024);
end);

custom_metric("gauge", "lua_info", "", "Lua runtime version", { "version" }):with_labels(_VERSION):set(1);