pivot_root — Change the root filesystem to a new directory and move the current root to a subdirectory of the new

How to use the pivot_root command: Change the root filesystem to a new directory and move the current root to a subdirectory of the new root. Commonly used during system initialization (e.g., in initramfs) to switch from a temporary root to the real root filesystem. More information: <https://manned.org/pivot_root.8>.

pivot_root — Change the root filesystem to a new directory and move the current root to a subdirectory of the new root. Commonly used during system initialization (e.g., in initramfs) to switch from a temporary root to the real root filesystem. More information: <https://manned.org/pivot_root.8>.

Make /new_root the new root (/) and move current root to a subdirectory of it:

sudo pivot_root {{path/to/new_root}} {{path/to/new_root/old_root}}

Display help:

pivot_root {{[-h|--help]}}

tldr-pages: linux/pivot_root