181: Memory Management cover art

181: Memory Management

181: Memory Management

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Intro topic: Video Game Prices

News/Links:

  • Step one: Jump in the Lava - Abyssoft
    • https://youtu.be/WdadpHLAfdA?si=oXYnhB0EdkR_RaPE
  • Scalable world models for continuous control
    • https://www.tdmpc2.com/
  • Clever code is probably the worst code you could write - Engineer’s Codex
    • https://read.engineerscodex.com/p/clever-code-is-probably-the-worst
  • A new, open source text-to-speech model called Dia has arrived to challenge ElevenLabs, OpenAI and more
    • https://venturebeat.com/ai/a-new-open-source-text-to-speech-model-called-dia-has-arrived-to-challenge-elevenlabs-openai-and-more/


Book of the Show

  • Patrick
    • The Muscle Ladder - Jeff Nippard
      • https://amzn.to/44Dznsz
  • Jason
    • Metaphysics of War
      • https://amzn.to/4jMjvZ5


Patreon Plug https://www.patreon.com/programmingthrowdown?ty=h


Tool of the Show

  • Patrick
    • Pokemon Trading Card Game Pocket
  • Jason
    • Phi-4
      • https://huggingface.co/spaces/microsoft/phi-4-multimodal


Topic: Memory Management

  • Motivation
    • Avoid thrashing / crashes
    • Allocate resources efficiently
    • Keep high uptime
  • Where
    • OS Level
      • Heap management
      • Virtual Memory
    • Language/Compiler Level
      • Cpp
      • Garbage collection
      • Ownership
  • Tools
    • Instrumentation
      • Export to Datadog / Grafana
    • Python: psutil & tracemalloc
    • Valgrind
  • What to do when your program uses too much memory?
    • Reduce data sizes
      • Compression
      • References
      • Lazy initializer
      • Generators & Back Pressure
    • Ring buffers
    • Arena allocators
    • Disk based caching


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