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Fixed in Unity 2018.3



Found in


Issue ID




[Memory] 1 MB increase in RuntimeInitialize() memory due to TempBackgroundJobAlloc

Editor - Other



Priority: 3Not yet prioritized for a release


Severity: 3Secondary functionality broken

Reproduction steps:
1. Open the attached project "EmptyProject";
2. Build the iOS project and open it through XCode;
3. Hold down the play button in XCode and select Profiling;
4. Open the Allocations tool and record.

Expected results: function start->main->RuntimeInitialize() should use the same amount of bytes in all versions.
Actual results: starting from 2017.2, the exact same functions uses 1MB more memory than in the 2017.1.

Reproduced on: 2017.2.0a1, 2017.2.2p3, 2017.3.2f1, 2017.4.1f1, 2018.1.0f1. 2018.2.0b1.
Not reproduced: 2017.1.3p3.
Reproduced on device: Iphone 6 Plus (10.3.2).

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