Raymond Ops
Mar 30, 2025 · Operations
How to Permanently Disable Swap on Modern Linux Systems
This guide explains why the traditional /etc/fstab comment method fails on newer Linux distributions and provides two reliable techniques—masking the swap.target unit with systemd and adding the noauto option to the fstab swap entry—to permanently disable swap across Ubuntu, CentOS, openEuler, and other major systems.
CentOSUbuntufstab
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