arthrop0d

Brief articles on varied topics.

performance

4 articles tagged performance.

  1. LLM Key-Value Caches During Autoregressive Generation

    How cached attention keys and values eliminate repeated prefix work during generation, and why the speedup consumes substantial memory.

    artificial intelligenceperformance

  2. Copy-Up in Container Overlay Filesystems

    How Linux overlay filesystems combine read-only image layers with a writable container layer and copy files up when a write requires them.

    containerslinuxperformance

  3. Linux TLB Shootdowns and Their Performance Cost

    How Linux keeps per-core address-translation caches consistent when page-table entries change, and why that coordination can slow workloads.

    linuxoperating systemsperformance

  4. CPython’s Global Interpreter Lock

    How CPython’s GIL protects interpreter state, coordinates thread execution, and lets native extensions run parallel or blocking work safely.

    pythonperformanceconcurrency

← All tags