[Solved] Google Meet Eats All CPU on MacBook Pro 16". Cannot Finish Interviews

HALP!

So I start a meet, it's all fine for first few minutes, then CPU is 100%, fans blaring, little video of myself is delayed more and more, 10s of seconds, sound gets interrupted until it disappears altogether, Mac is irresponsive. Killing browser restores CPU to normal.

Tried Safari and Firefox so far, next up is ungoogled-Chromium. In Firefox about:config disabled all related to VP9 codec, which Macs don't hardware offload. No change.

Monitor is external 4K <— TB3 dock <— Macbook with lid closed. Camera is Creative "Live! Cam Sync 1080p".

If anyone had the same? Any fixes? Desperate AF.

Comments

    • +4

      cmon, little support plz, i posted many bargains :)

      • +4

        Unlike @AndyC1

        • Ouch…

    • Where is the bargain?

      Here

  • +1

    Have you tried turning off hardware acceleration?

    https://www.technipages.com/wp-content/uploads/2021/03/disab…

    • seems counterintuitive, as it puts more load on CPU, but yea, will do, thanks

      • +2

        It does sound counter-intuitive, according to bug reports here, disabling the HW acceleration is a work around to the CPU usage bug.

        https://github.com/ElectricRCAircraftGuy/bug_reports/issues/…
        https://bugs.chromium.org/p/chromium/issues/detail?id=134996…

        • Cheers! The thing is, I have not tried Chrome(ium) yet, each try is interrupted interview :(

          • +1

            @[Deactivated]:

            each try is interrupted interview :(

            cant you just test it with a 'meet' chat to a friend while trying to work out your hardware issues?

            • @SBOB: will do today, they're busy people too, lol

              • +2

                @[Deactivated]: You can start a meet yourself, goto https://meet.google.com/, click start a instant meeting,

                Once the meeting is started you can invite yourself by emailling the code to your alternative email address and then accept it using a different PC or device.

                • @scrimshaw: Here it comes, lol. It'll ask me to sign in and I closed all my google accounts, I hate google :) But great tip! On it.

                • +1

                  @scrimshaw: Sorted! In Safari / Develop / Experimental Features / "WebRTC VP9 profile 0 codec" click to uncheck. "WebRTC VP9 profile 2 codec" unchecked by default.

                  Goes from all 12 cores red to 4 cores green at ~10%. Me happy much, thanks dude :))) Used my work laptop as second device.

  • +2

    MacBook Pro

    This appears to be your issue. Source

    • yes, I saw that. It definitely thermo-throttles, but I still think the root cause is still the Meet, doing something crazy with CPU. Zoom works fine. Opening Mac to clear dust sounds extreme :(

  • -4

    M@yb3 l3arn 2 sp3@k 3ngl15h f1r5t

  • +3

    Sorted! In Safari / Develop / Experimental Features / "WebRTC VP9 profile 0 codec" click to uncheck. "WebRTC VP9 profile 2 codec" unchecked by default.

    Goes from all 12 cores red to 4 cores green at ~10%. Me happy much :))) Emailed this mfkr https://trac.webkit.org/changeset/271641/webkit/

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