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By Design

By Design in 2023.2.X

Votes

0

Found in

2022.2.1f1

2023.1.0a25

2023.2.0a1

Issue ID

UUM-21926

Regression

Yes

uGUI load spikes on iOS devices when using multiple canvases

iOS

-

How to reproduce:
1. Open the user’s attached “2022.2_urp_test.zip” project
2. Go to Build Settings and enable “Development Build” and “Autoconnect Profiler” settings
3. Build for iOS and deploy the app to an iOS device
4. In the editor open the Profiler window and connect your device then in the search field write “WaitForJobGroupID”
5. In the app place one finger on the green square and another one near that square
6. Keep moving the square and observe the Profiler window

Expected result: “WaitForJobGroupID” is about 4-7%
Actual result: “WaitForJobGroupID” is about 14-30%

Reproducible with: 2022.2.0f1, 2022.2.1f1, 2023.1.0a25
Not reproducible with: 2021.3.16f1, 2022.2.0b16
Could not test with: 2020.3.43f1 (App crashed)

Reproduced on:
VLNQA00494 - iPhone 14 Pro Max, 16.0.3 iOS
VLNQA00358 - iPhone 12, 14.1 iOS
VLNQA00392 - iPad (9th generation), 15.0 iOS
VLNQA00310 - iPad Pro 12.9", 13.4.1 iOS

  1. Resolution Note:

    No repro on iPhone X running iOS 15.3 using Unity 2023.2.
    Getting at most 1.5%.
    Could this be reevaluated across versions?

  2. Resolution Note (2023.2.X):

    No repro on iPhone X running iOS 15.3 using Unity 2023.2.
    Getting at most 1.5%.
    Could this be reevaluated across versions?

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