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mod_measure_lua/mod_measure_lua.lua @ 4591:327c7cacd89f
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| author | Kim Alvefur <zash@zash.se> |
|---|---|
| date | Tue, 15 Jun 2021 17:22:33 +0200 |
| parent | 4578:d95fcde6e39d |
| child | 4601:3c3f45241317 |
| rev | line source |
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4578
d95fcde6e39d
mod_measure_lua: add openmetrics-spirited way to collect lua memory use
Jonas Schäfer <jonas@wielicki.name>
parents:
diff
changeset
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1 module:set_global() |
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d95fcde6e39d
mod_measure_lua: add openmetrics-spirited way to collect lua memory use
Jonas Schäfer <jonas@wielicki.name>
parents:
diff
changeset
|
2 |
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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 |
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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( |
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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", |
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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" |
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d95fcde6e39d
mod_measure_lua: add openmetrics-spirited way to collect lua memory use
Jonas Schäfer <jonas@wielicki.name>
parents:
diff
changeset
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7 ):with_labels() |
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d95fcde6e39d
mod_measure_lua: add openmetrics-spirited way to collect lua memory use
Jonas Schäfer <jonas@wielicki.name>
parents:
diff
changeset
|
8 |
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d95fcde6e39d
mod_measure_lua: add openmetrics-spirited way to collect lua memory use
Jonas Schäfer <jonas@wielicki.name>
parents:
diff
changeset
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9 module:hook("stats-update", function () |
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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"); |
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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); |
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d95fcde6e39d
mod_measure_lua: add openmetrics-spirited way to collect lua memory use
Jonas Schäfer <jonas@wielicki.name>
parents:
diff
changeset
|
12 end); |
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d95fcde6e39d
mod_measure_lua: add openmetrics-spirited way to collect lua memory use
Jonas Schäfer <jonas@wielicki.name>
parents:
diff
changeset
|
13 |