Mercurial > prosody-modules

annotate mod_measure_lua/mod_measure_lua.lua @ 5382:12498c0d705f

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
mod_http_oauth2: Reorder routes into order they happen in OAuth 2.0 Since I usually start here to remember the order of things, might as well turn it into a mini step by step guide :)
author Kim Alvefur <zash@zash.se>
date Sat, 29 Apr 2023 11:26:04 +0200
parents 78f1515575ab
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
4578
d95fcde6e39d mod_measure_lua: add openmetrics-spirited way to collect lua memory use
Jonas Schäfer <jonas@wielicki.name>
parents:
diff changeset
1 module:set_global()
d95fcde6e39d mod_measure_lua: add openmetrics-spirited way to collect lua memory use
Jonas Schäfer <jonas@wielicki.name>
parents:
diff changeset
2
d95fcde6e39d mod_measure_lua: add openmetrics-spirited way to collect lua memory use
Jonas Schäfer <jonas@wielicki.name>
parents:
diff changeset
3 local custom_metric = require "core.statsmanager".metric
d95fcde6e39d mod_measure_lua: add openmetrics-spirited way to collect lua memory use
Jonas Schäfer <jonas@wielicki.name>
parents:
diff changeset
4 local gc_bytes = custom_metric(
d95fcde6e39d mod_measure_lua: add openmetrics-spirited way to collect lua memory use
Jonas Schäfer <jonas@wielicki.name>
parents:
diff changeset
5 "gauge", "lua_heap", "bytes",
d95fcde6e39d mod_measure_lua: add openmetrics-spirited way to collect lua memory use
Jonas Schäfer <jonas@wielicki.name>
parents:
diff changeset
6 "Memory used by objects under control of the Lua garbage collector"
d95fcde6e39d mod_measure_lua: add openmetrics-spirited way to collect lua memory use
Jonas Schäfer <jonas@wielicki.name>
parents:
diff changeset
7 ):with_labels()
d95fcde6e39d mod_measure_lua: add openmetrics-spirited way to collect lua memory use
Jonas Schäfer <jonas@wielicki.name>
parents:
diff changeset
8
d95fcde6e39d mod_measure_lua: add openmetrics-spirited way to collect lua memory use
Jonas Schäfer <jonas@wielicki.name>
parents:
diff changeset
9 module:hook("stats-update", function ()
d95fcde6e39d mod_measure_lua: add openmetrics-spirited way to collect lua memory use
Jonas Schäfer <jonas@wielicki.name>
parents:
diff changeset
10 local kbytes = collectgarbage("count");
d95fcde6e39d mod_measure_lua: add openmetrics-spirited way to collect lua memory use
Jonas Schäfer <jonas@wielicki.name>
parents:
diff changeset
11 gc_bytes:set(kbytes * 1024);
d95fcde6e39d mod_measure_lua: add openmetrics-spirited way to collect lua memory use
Jonas Schäfer <jonas@wielicki.name>
parents:
diff changeset
12 end);
d95fcde6e39d mod_measure_lua: add openmetrics-spirited way to collect lua memory use
Jonas Schäfer <jonas@wielicki.name>
parents:
diff changeset
13
4602
78f1515575ab mod_measure_lua: Use gauge instead of counter for Lua version (thanks jonas’)
Kim Alvefur <zash@zash.se>
parents: 4601
diff changeset
14 custom_metric("gauge", "lua_info", "", "Lua runtime version", { "version" }):with_labels(_VERSION):set(1);