Open Bug 1800946 Opened 3 years ago Updated 3 years ago

Playing YouTube videos drops frames and is much more resource intensive using Developer Edition

Categories

(Core :: Audio/Video: Playback, defect)

Firefox 108
defect

Tracking

()

UNCONFIRMED

People

(Reporter: jmlagnpm, Unassigned)

Details

User Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:108.0) Gecko/20100101 Firefox/108.0

Steps to reproduce:

  • Play YouTube video
  • Right click video, click "Stats for nerds"
  • Open Task Manager

Actual results:

Test screenshots: https://imgur.com/a/Lr2Kv3X

Tested 106, 106 DE, 107, 107 DE, 107 Beta, 108 DE, and Edge

All completely fresh profiles. The video resolution, frame rate, and codecs were the same. The computer uses Intel 10th Gen. Integrated Graphics.

As you can see, using Developer Edition results in significantly more dropped frames and GPU usage regardless of version.

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

Component: Untriaged → Audio/Video: Playback
Product: Firefox → Core
Severity: -- → S3

Really weird, thanks for filing an issue.

Would you mind repeating your experiments, playing the same video in latest release, and latest dev edition, each time taking a performance profile, as shown in this video (there are text instruction below the video if you prefer that).

After that, either you "share" the profile (top right) and give us the URLs here, or you save them locally and send them privately to <padenot@mozilla.com> (which is me).

In addition, can you attach the "raw" data from about:support, so that we can check for any GPU driver weirdness/block list and the like?

Flags: needinfo?(jmlagnpm)

After installing the latest graphics driver update (Intel 31.0.101.2114), I am no longer having this issue.

Flags: needinfo?(jmlagnpm)
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