diff options
Diffstat (limited to 'man/systemd-debug-generator.xml')
| -rw-r--r-- | man/systemd-debug-generator.xml | 27 |
1 files changed, 19 insertions, 8 deletions
diff --git a/man/systemd-debug-generator.xml b/man/systemd-debug-generator.xml index d5cf4109b0..fa88e8ac01 100644 --- a/man/systemd-debug-generator.xml +++ b/man/systemd-debug-generator.xml @@ -33,27 +33,38 @@ that reads the kernel command line and understands three options:</para> - <para>If the <option>systemd.mask=</option> option is specified - and followed by a unit name, this unit is masked for the runtime, - similar to the effect of + <para>If the <option>systemd.mask=</option> or <option>rd.systemd.mask=</option> + option is specified and followed by a unit name, this unit is + masked for the runtime, similar to the effect of <citerefentry><refentrytitle>systemctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>'s <command>mask</command> command. This is useful to boot with certain units removed from the initial boot transaction for - debugging system startup. May be specified more than once.</para> + debugging system startup. May be specified more than once. + <option>rd.systemd.mask=</option> is honored only by initial + RAM disk (initrd) while <option>systemd.mask=</option> is + honored only in the main system.</para> - <para>If the <option>systemd.wants=</option> option is specified + <para>If the <option>systemd.wants=</option> or + <option>rd.systemd.wants=</option> option is specified and followed by a unit name, a start job for this unit is added to the initial transaction. This is useful to start one or more - additional units at boot. May be specified more than once.</para> + additional units at boot. May be specified more than once. + <option>rd.systemd.wants=</option> is honored only by initial + RAM disk (initrd) while <option>systemd.wants=</option> is + honored only in the main system.</para> - <para>If the <option>systemd.debug_shell</option> option is + <para>If the <option>systemd.debug_shell</option> or + <option>rd.systemd.debug_shell</option> option is specified, the debug shell service <literal>debug-shell.service</literal> is pulled into the boot transaction. It will spawn a debug shell on tty9 during early system startup. Note that the shell may also be turned on persistently by enabling it with <citerefentry><refentrytitle>systemctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>'s - <command>enable</command> command.</para> + <command>enable</command> command. + <option>rd.systemd.debug_shell=</option> is honored only by initial + RAM disk (initrd) while <option>systemd.debug_shell</option> is + honored only in the main system.</para> <para><filename>systemd-debug-generator</filename> implements <citerefentry><refentrytitle>systemd.generator</refentrytitle><manvolnum>7</manvolnum></citerefentry>.</para> |