Build a Memory Allocator
Build malloc/free from scratch: bump allocator, free lists, splitting and coalescing, size classes, thread-local caches. By the end you'll understand what every allocator (jemalloc, tcmalloc, ptmalloc) actually does.
intermediate14 lessons4 chapters14 graded exercisesPython
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What you’ll have built
Chapter by chapter. Every step is a graded exercise.
- Foundations
- Free Lists
- Optimizations
- Production
Starts in Python — solve in the language you choose in the editor, same tests either way.
Curriculum
4 chapters, 14 lessons. Each lesson is a short read, one graded exercise, and a quiz.
- 1Why Build an Allocator?Read · exercise · quiz
- 2Heap LayoutRead · exercise · quiz
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