view mod_measure_lua/mod_measure_lua.lua @ 5220:d03448560acf

mod_rest: Point URLs to mod_http_oauth2 in demo mode
author Kim Alvefur <zash@zash.se>
date Tue, 07 Mar 2023 14:59:45 +0100
parents 78f1515575ab
children
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);