Open Bug 1904273 Opened 3 months ago Updated 2 months ago

Firefox using a large and unexpected amount of memory

Categories

(Core :: Performance, defect)

Firefox 127
defect

Tracking

()

UNCONFIRMED

People

(Reporter: rileyhcampbell, Unassigned, NeedInfo)

Details

Attachments

(1 file)

Attached file memory-report.json.gz

User Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:127.0) Gecko/20100101 Firefox/127.0

Steps to reproduce:

Open firefox with any amount of tabs open.

Actual results:

I have three Elden ring wiki tabs open, one YouTube tab, a Reddit tab, and this current tab open on Firefox. It is using two Gb of memory with six total tabs open. Two entire Gigs worth of memory is beyond insane.

Expected results:

Used FAR less memory.

The Bugbug bot thinks this bug should belong to the 'Core::Performance' component, and is moving the bug to that component. Please correct in case you think the bot is wrong.

Component: Untriaged → Performance
Product: Firefox → Core

This bug was moved into the Performance component.

:rileyhcampbell, could you make sure the following information is on this bug?

  • For slowness or high CPU usage, capture a profile with http://profiler.firefox.com/, upload it and share the link here.
  • ✅ For memory usage issues, capture a memory dump from about:memory and attach it to this bug.
  • Troubleshooting information: Go to about:support, click "Copy raw data to clipboard", paste it into a file, save it, and attach the file here.

If the requested information is already in the bug, please confirm it is recent.

Thank you.

Flags: needinfo?(rileyhcampbell)
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