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| author | Xi Ruoyao <xry111@mengyan1223.wang> | 2021-04-23 20:10:17 +0800 |
|---|---|---|
| committer | Xi Ruoyao <xry111@mengyan1223.wang> | 2021-04-23 20:10:17 +0800 |
| commit | c2c41b106d7c703117bfb75ee9f2483a9abe667f (patch) | |
| tree | 053bec5e72bd4cbb3c76f6b9a0f49a0932438f43 | |
| parent | 9f1ab8425fd8ff444e096d20f655291841be01de (diff) | |
usr-move: write desc for merged /usr in ch02
| -rw-r--r-- | chapter02/creatingpartition.xml | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/chapter02/creatingpartition.xml b/chapter02/creatingpartition.xml index 672c2efb5..be5044a97 100644 --- a/chapter02/creatingpartition.xml +++ b/chapter02/creatingpartition.xml @@ -141,11 +141,30 @@ builds. The size is generally fairly large and depends on available disk space.</para></listitem> - <listitem><para>/usr – A separate /usr partition is generally used + <listitem revision="sysv"><para>/usr – A separate /usr partition is generally used if providing a server for a thin client or diskless workstation. It is normally not needed for LFS. A size of ten gigabytes will handle most installations.</para></listitem> + <listitem revision="systemd"><para>/usr – In LFS with systemd as the + init process, <filename class="directory">/bin</filename>, + <filename class="directory">/lib</filename>, + <filename class="directory">/lib64</filename> (only exists for 64-bit + host), and + <filename class="directory">/sbin</filename> are symlinks to their + counterpart in <filename class="directory">/usr</filename>. + So <filename class="directory">/usr</filename> contains all binaries + needed for the system to run. For LFS a separate partition for + <filename class="directory">/usr</filename> is normally not needed. + If you need it anyway, you should make a partition large enough to + fit all programs and libraries in the system. The root partition can be + very small (maybe just one gigabyte) in this configuration, so it's + suitable for a thin client or diskless workstation (where + <filename class="directory">/usr</filename> is mounted from a remote + server). However you should take care that an initramfs (not covered by + LFS) will be needed to boot a system with separate + <filename class="directory">/usr</filename> partition.</para></listitem> + <listitem><para>/opt – This directory is most useful for BLFS where multiple installations of large packages like Gnome or KDE can be installed without embedding the files in the /usr hierarchy. If |