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Fixed in 2021.1

Fixed in 2019.4, 2020.1, 2020.2

Votes

0

Found in

2019.1

2019.2

2019.3

2019.4

2020.1

2020.2

2020.2.0b2

Issue ID

1275832

Regression

Yes

"Run in background" option causes a dramatic increase in CPU usage

Windows

-

Steps:
1. Create a new project
2. Uncheck the "Run in background" option in "Player Settings -> Resolution and Presentation"
3. Run empty scene
==>
CPU usage goes up till 22% on my alienware hardware

2018.4.22f1 shows 0.2% of the CPU usage in the same scenario

Repro in 2019.4.8f1 (60781d942082), 2020.2.0b2.3094

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