Deepin Linux

Jul 15, 2025 · Fundamentals

How Linux’s Page Table Cache Supercharges Memory Access

This article explains the role of the page‑table cache (TLB) in the Linux kernel, describing how it speeds up virtual‑to‑physical address translation, the underlying mapping process, cache organization, replacement policies, and its impact on system performance across desktops, servers, and high‑performance applications.