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SGLang Memory Management & Cache

21 minute read

Published: May 30, 2025

Note: Complex systems often include numerous corner cases and technical implementations that can make the source code challenging to understand for newcomers.

To make the core concepts more accessible, this blog post uses pseudocode that focuses on the main ideas while omitting implementation details (such as self references and other technical specifics). While simplified, the pseudocode maintains the essential logic and workflow of the system.

Of source, if you want to know all details, the best way is to look directly at the source code, which is available here