<listitem><para>Upon receiving this
signal the systemd system manager will
start the
- <filename>ctrl-alt-del.target</filename> unit. This
- is mostly equivalent to
+ <filename>ctrl-alt-del.target</filename>
+ unit. This is mostly equivalent to
<command>systemctl start
- ctl-alt-del.target</command>.</para>
+ ctl-alt-del.target</command>. If this
+ signal is received more often than 7
+ times per 2s an immediate reboot is
+ triggered. Note that pressing
+ Ctrl-Alt-Del on the console will
+ trigger this signal. Hence, if a
+ reboot is hanging pressing
+ Ctrl-Alt-Del more than 7 times in 2s
+ is a relatively safe way to trigger an
+ immediate reboot.</para>
<para>systemd user managers
treat this signal the same way as
received the systemd manager will log
its complete state in human readable
form. The data logged is the same as
- printed by <command>systemctl
+ printed by <command>systemd-analyze
dump</command>.</para></listitem>
</varlistentry>