Lagometer

_images/icon16.webp

⬜, 🟩, 🟪, 🟨, 🟥

The lagometer displays a graph of the resources used when rendering each frame. It is visible only when the debug screen (F3) is shown.

It replaces the Vanilla frame time graph.

_images/settings10.webp

Video Settings ‣ Other

_images/fullmeter.webp

A usual meter with mostly white

Color

Meaning
_images/orange.webp

Orange

Memory garbage collection
_images/cyan2.webp

Cyan

Tick
_images/blue2.webp

Blue

Scheduled executables
_images/purple2.webp

Purple

Chunk upload
_images/red2.webp

Red

Chunk updates
_images/yellow2.webp

Yellow

Visibility check
_images/green2.webp

Green

Render terrain
_images/white2.webp

White

Anything not in above categories
Assumes the latest OptiFine & Minecraft versions.
Updated to commit 83d482c3.
Open source at https://gitlab.com/whoatemybutter/optifinedocs.