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From Scratch

I build software from scratch and share my learnings! I especially enjoy topics around compilers, distributed systems, GPU programming, and Linux.

michalpitr.substack.comSource feed ↗10 episodes

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Latest episodes

The Missing 2x: Why Int8 is Twice as Fast as BF16

From bf16 to int8 subword parallelism

Paper Journal: Disaggregated Serving

Achieving consistent online LLM inference performance

Optimizing matrix multiplication

Discovering optimizations one at a time

Linux container from scratch

Let's build a minimal container step-by-step in a terminal

Primer on Linux container filesystems

Building a container filessytem by hand

Inference Engine: Accelerating with CUDA

Still crunching numbers, but faster.

Inference Engine: Optimizing Performance

How I made my inference engine 15x faster

Build Your Own Inference Engine: From Scratch to "7"

Building a C++ Inference Engine from scratch

GPU Programming

Writing code for massively parallel processors

MapReduce from Scratch

Building a distributed computing framwork, step by step.