Closed Bug 1421970 Opened 7 years ago Closed 7 years ago

Hot CPUs while animations are running

Categories

(Core :: CSS Parsing and Computation, defect)

59 Branch
x86
macOS
defect
Not set
normal

Tracking

()

RESOLVED INVALID
Tracking Status
firefox59 --- affected

People

(Reporter: alberts, Unassigned)

References

()

Details

Checking out this blog post [1] and running the first pen "Flat Preloader" my MBPro starts to heat up. After about 1-2 minutes the fans are on 100%, while all 4 CPUs change from ~60˚C to ~70-75˚C.

MacBook Pro (Retina, 15-inch, Mid 2015)
macOS 10.11.6
2.5 GHz Intel Core i7

It was also running hot when I checked out this video earlier today, but that might be a different issue - https://hacks.mozilla.org/2017/11/dash-playback-of-av1-video/

[1] https://blogs.windows.com/msedgedev/2017/11/28/new-improved-event-css-inspection-microsoft-edge-devtools/
The example works fine on my linux box, I mean the animations run on the compositor, it doesn't consume CPU so much.   Is it possible to consume GPU instead just like bug 1422090?
See Also: → 1422090
Possible. I was checking the heat with Mac Fan Control and only the CPUs rose. How can I check the GPU consumption?
Bug 1422090 comment 12 would be helpful to check the GPU usage.
just ran the animation again monitoring with XRG and it seemed all fine - no fans came up.
Status: NEW → RESOLVED
Closed: 7 years ago
Resolution: --- → INVALID
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