Lagometer

_images/icon19.webp

⬜, 🟩, 🟪, 🟨, 🟥

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

It replaces the Vanilla frame time graph.

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Button and tooltip for the option, found in Video Settings ‣ Other.

_images/fullmeter.webp

A usual meter with mostly white

Color

Meaning
_images/orange.webp

Orange

Memory garbage collection
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Cyan

Tick
_images/blue2.webp

Blue

Scheduled executables
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Purple

Chunk upload
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Red

Chunk updates
_images/yellow2.webp

Yellow

Visibility check
_images/green2.webp

Green

Render terrain
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White

Anything not in above categories
Assumes latest OptiFine version.
Updated to commit 8ed2130d.
Open source at https://gitlab.com/whoatemybutter/optifinedocs.