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Progressive Lightmapper - extremely high RAM usage, memory is not released

Global Illumination


Steps to reproduce:
1. Open attached project
2. Go to lighting -> scene
3. Make sure that stationary lighting is set to progressive
4. Turn on Auto-Generate
5. Observe the rising RAM usage in the task manager

Expected result: Progressive lightmapper RAM usage should not be this high, memory should be released

Reproduced in: 2017.1.0a6, 2017.1.0a4, 5.6.0f3, 5.6.0b6

  1. Response avatar

    This is a duplicate of issue #1204993

    [GPU PLM] VRAM not released following a GPU PLM bake

Comments (1)

  1. 6316a850458f8740b3f85bf991ddafb1?d=mm


    Aug 30, 2017 18:24

    Unity's Progressive lightmapper tries to use over 32GB of memory (runs out of memory on my machine at that point), on the Blacksmith Bridge scene from Unity. Who the hell has that much memory?

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