add `benchmark_percentiles` description to README
@@ -168,6 +168,7 @@ A partial list of parameters are below. See the config file for a complete list.
| `engine_version` | Display OpenGL or vulkan and vulkan-based render engine's version |
| `permit_upload` | Allow uploading of logs to Flightlessmango.com |
| `upload_log` | Change keybind for uploading log |
+| `benchmark_percentiles` | Configure which framerate percentiles are shown in the logging summary. Default is `97+AVG+1+0.1` |
Example: `MANGOHUD_CONFIG=cpu_temp,gpu_temp,position=top-right,height=500,font_size=32`
