PIVOT_ROOT(8) pivot_root - pivot_root _ _ pivot_root _ _ . pivot_root(8) pivot_root(2), , . , , pivot_root, , , , . pivot_root, , , pivot_root chroot , PATH: cd _ pivot_root . _ exec chroot . , chroot , pivot_root . , exec chroot , , . , , , . chroot (. ; , , , pivot_root ). -h, --help . -V, --version . /dev/hda1 : mount /dev/hda1 /- cd /- pivot_root . - exec chroot . sh dev/console 2>&1 umount /- NFS 10.0.0.1:/my_root init: ifconfig lo 127.0.0.1 up # portmap # Ethernet portmap # lockd ( mount) mount -o ro 10.0.0.1:/my_root /mnt killall portmap # portmap cd /mnt pivot_root . _ exec chroot . sh -c 'umount /_; exec /sbin/init' \ dev/console 2>&1 chroot(1), pivot_root(2), mount(8), switch_root(8), umount(8) pivot_root util-linux, Linux . util-linux 2.41 2025-03-29 PIVOT_ROOT(8)