Mercurial > prosody-modules

annotate mod_measure_lua/mod_measure_lua.lua @ 5356:959dc350f2ad

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
mod_http_oauth2: Declare https as required of URIs in schema If util.jsonschema happens to gain support for 'pattern' (regular expression validation) then this would be picked up. Until then, declarative annotations are nice.
author Kim Alvefur <zash@zash.se>
date Sat, 22 Apr 2023 14:06:41 +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);