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Tolva enabling debug tools notes

Commands to set on launch:#

  • t.maxfps=1000

  • r.ForceDebugViewModes=1

renderdoc capture command:

  • rRHISetGPUCaptureOptions on

  • capture

  • restore rRHISetGPUCaptureOptions

Memory:#

–LLM to enable low level memory tracker

liststreamingtextures

listtextures

stat llm/llmfull

Stat Memory

Stat MemoryPlatform

Stat MemoryStaticMesh

memreport & memreport -full

DUMPALLOCS

IGMEMTrace

  • Enable by BB_MEMTRACE_ENABLE=1 in Core.Build.cs (disabled by default)

  • Start by:

  • passing -memtraceip=127.0.0.1 at command line

  • using bb.mem.ToggleTrace to enable/disable at runtime & bb.mem.UserMark

FMallocLeakDetectionProxy

  • MALLOC_LEAKDETECTION

Enabling StompAllocator

  • USE_MALLOC_STOMP

FMallocPoisonProxy

  • UE_USE_MALLOC_FILL_BYTES

FMallocProfiler

  • in BuildConfiguration.xml, set bUseMallocProfiler to true, and bOmitFramePointers to false

CPU Profiler:

  • VTune

  • VSPerf

use Stat Namedevents or -statnamedevents in commandline to export markers to VTune. Not implemented for VSPerf

Microprofile:

  • Compile with BB_DEV_TOOLS_MICROPROFILE=1 in Build_BBR.h (enabled by default)

  • Enable by -mpenable=1 in commandline

FramePro:

  • Compile with FRAMEPRO_ENABLED=1 (enable experimental features to auto turn on

  • framepro.enable=1

  • Framepro.startrec

  • Framepro.endrec

SuperLuminal:

  • Start game with -Superluminal command arg