Limited Availability Performance

Memory measurement

The measureUserAgentSpecificMemory() method estimates the memory usage of a web application including all its iframes and workers.

Baseline Status: This feature is currently Limited (not yet Baseline). Latest engine implementation shipped on Mar 4, 2021.

Desktop Browser Engine Support

Google Chrome

89

Supported

Mozilla Firefox

—

Unsupported

Apple Safari

—

Unsupported

Microsoft Edge

89

Supported

Mobile Browser Engine Support

Chrome Android

89

Firefox Android

—

Safari iOS

—

Specifications and References

MDN Browser Compat Data Keys: