GC.Collect causes spikes in the CPU when an additional camera uses a RenderTexture

Unity: Universal RP

This issue has been closed as a duplicate of:

RTHandles in URP causes memory allocation in multi-camera scenarios

Won't Fix

2023.2.X

2023.1.X

2022.2.X

2021.3.X

2020.3.X

Reproduction steps:

1. Open attached project "RenderTextureBug.zip"
2. Open Assets > Scenes > SampleScene
3. Open Windows > Analysis > Profiler
4. Enter Play mode and observe Profiler

Expected result: Stable performance
Actual result: Spikes in performance caused by GC.Collect

Reproduced with: 2020.3.48f1, 2021.3.25f1, 2022.2.19f1, 2023.1.0b16, 2023.2.0a14

Reproducible on: Windows 10

GC.Collect causes spikes in the CPU when an additional camera uses a RenderTexture

Unity: Universal RP

Won't Fix

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Have a workaround or additional info about this issue?

GC.Collect causes spikes in the CPU when an additional camera uses a RenderTexture

Unity: Universal RP

Statuses

Won't Fix

Resolution Notes

Description

Prioritise and Follow this issue

Have a workaround or additional info about this issue?