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| author | Lennart Poettering <lennart@poettering.net> | 2022-03-23 12:04:28 +0100 |
|---|---|---|
| committer | Lennart Poettering <lennart@poettering.net> | 2022-03-23 12:25:01 +0100 |
| commit | 8f39ecf6aa5bdfd2498e147476eb4b8f25d817bc (patch) | |
| tree | cf8468460620637b2b7a64df12b7863651ea2bab /man/machine-id.xml | |
| parent | a43d2229bb3ba6b814d958c6f9d73b74f305ff82 (diff) | |
| download | systemd-8f39ecf6aa5bdfd2498e147476eb4b8f25d817bc.tar.gz | |
docs: link up new image building docs a bit
Diffstat (limited to 'man/machine-id.xml')
| -rw-r--r-- | man/machine-id.xml | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/man/machine-id.xml b/man/machine-id.xml index d5d3a1a299..9bd49582fc 100644 --- a/man/machine-id.xml +++ b/man/machine-id.xml @@ -80,13 +80,13 @@ <filename>/etc/machine-id</filename> may also be written using any other means. </para> - <para>For operating system images which are created once and used on multiple - machines, for example for containers or in the cloud, - <filename>/etc/machine-id</filename> should be either missing or an empty file in the generic file - system image (the difference between the two options is described under "First Boot Semantics" below). An - ID will be generated during boot and saved to this file if possible. Having an empty file in place is - useful because it allows a temporary file to be bind-mounted over the real file, in case the image is - used read-only.</para> + <para>For operating system images which are created once and used on multiple machines, for example for + containers or in the cloud, <filename>/etc/machine-id</filename> should be either missing or an empty + file in the generic file system image (the difference between the two options is described under "First + Boot Semantics" below). An ID will be generated during boot and saved to this file if possible. Having an + empty file in place is useful because it allows a temporary file to be bind-mounted over the real file, + in case the image is used read-only. Also see <ulink url="https://systemd.io/BUILDING_IMAGES">Safely + Building Images</ulink>.</para> <para><citerefentry><refentrytitle>systemd-firstboot</refentrytitle><manvolnum>1</manvolnum></citerefentry> may be used to initialize <filename>/etc/machine-id</filename> on mounted (but not |