when I try to build UE5 from source, the RunUAT.bat script only can use half of cpu core. I try to modify BuildConfiguration.xml in my user folder, but its no effect. I have 8 physis cpu cores, 16 logical cores. How to use all cpu core when make installed build? ./Engine/Build/BatchFiles/RunUAT.…

I found a solution, for my 8 core 16 thread cpu, now I can use 16 thread compile my ue5 project. modify BuildConfiguration.xml at this path: C:\Users\xxx\AppData\Roaming\Unreal Engine\UnrealBuildTool\BuildConfiguration.xml, add ProcessorCountMultiplier tell unreal use two thread one core. my config …

How to use all cpu core when UE5 make installed build from source?

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RecourseDesign (RecourseDesign) May 9, 2022, 7:25pm 2

How many cores do you have???