Open Source Linux

Sep 26, 2020 · Fundamentals

What Is NVFS? Red Hat’s High‑Performance DAX File System Explained

NVFS is a Red Hat‑led Linux file system designed for DAX‑based persistent‑memory devices, mapping the whole device into a linear address space to bypass the kernel block layer, and delivering performance far superior to EXT2/EXT4/XFS and the earlier NOVA file system.