timdoug's interesting tidbits

Little bits of technical documentation and such. Hopefully helpful.

2020-01-26

Diagnosing WindowServer 50% CPU / ~50 FPS when seemingly idle in macOS Mojave

This seems to happen to me every time I twiddle time zone settings when traveling.

Turns out it's Night Shift. Disable it and load will drop. I'll give it a day to cycle to sane state before reenabling.

[/osx] permanent link


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So necessary