diff --git a/docs/profiling.md b/docs/profiling.md index 8c9ba24115515..67db06825e02a 100644 --- a/docs/profiling.md +++ b/docs/profiling.md @@ -48,6 +48,10 @@ Or you can select an individual system and inspect its statistics (available thr ![A graph and statistics in the Tracy GUI showing the distribution of execution times of an instrumented span in the application](https://user-images.githubusercontent.com/302146/163988464-86e1a3ee-e97b-49ae-9f7e-4ff2b8b761ad.png) +If you save more than one trace, you can compare the spans between both of them by clicking the `Compare` button at the top of the UI. This will open a dialog box asking to load a second trace. From there, it's possible to select any family of spans to more closely compare the timing and distribution of a particular span. + +![A graph and statistics in the Tracy GUI comparing the distribution of execution times of an instrumented span across two traces](https://user-images.githubusercontent.com/3137680/205834698-84405b2f-97b5-43a3-9dba-385167ac1db5.png) + ### Adding your own spans Add spans to your app like this (these are in `bevy::prelude::*` and `bevy::log::*`, just like the normal logging macros).