Mercurial > prosody-modules
view mod_log_events_by_cpu_usage/README.markdown @ 5276:67777cb7353d
mod_http_oauth2: Pedantic optimization
Checking the length of the string seems like 30% more expensive than
comparing it with the empty string (by reference, probably).
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Sun, 26 Mar 2023 14:37:42 +0200 |
parents | c0bc97c0ba61 |
children |
line wrap: on
line source
This module logs events where more than a certain amount of CPU time was spent. ``` lua log_cpu_threshold = 0.01 -- in seconds, so this is 10 milliseconds ``` Uses the Lua [`os.clock()`](http://www.lua.org/manual/5.2/manual.html#pdf-os.clock) function to estimate CPU usage.