lfs-book-zh_CN/chapter09/reboot.xml

<?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.4//EN" "http://www.oasis-open.org/docbook/xml/4.4/docbookx.dtd" [
  <!ENTITY % general-entities SYSTEM "../general.ent">
  %general-entities;
]>
<sect1 id="ch-finish-reboot">
<title>Rebooting the System</title>
<?dbhtml filename="reboot.html"?>

<screen><userinput>logout</userinput></screen>

<screen><userinput>umount $LFS/dev/pts
umount $LFS/dev/shm
umount $LFS/dev
umount $LFS/proc
umount $LFS/sys</userinput></screen>  

<screen><userinput>umount $LFS</userinput></screen>

<para>If multiple partitions were created, unmount the other
partitions before unmounting the main one, like this:</para>

<screen><userinput>umount $LFS/usr
umount $LFS/home
umount $LFS</userinput></screen>

<screen><userinput>shutdown -r now</userinput></screen>

</sect1>