09-26-2008
Quote:
Originally Posted by
avronius
Be aware, some administrators set this to false for a reason.
For instance, if there is an issue in the middle of the night - and a host reboots automatically, you may not be aware that an event occurred. This can be more of a problem if there is a specific order that hosts need to be brought online for.
ie: Database server up, then application server up. Database server dies and reboots. Application server does not respond properly until it is rebooted. This could result in a loss of data.
there is an "reboot-on-error" option to be sure this don't happens!
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LEARN ABOUT CENTOS
poweroff
HALT(8) halt HALT(8)
NAME
halt, poweroff, reboot - Halt, power-off or reboot the machine
SYNOPSIS
halt [OPTIONS...]
poweroff [OPTIONS...]
reboot [OPTIONS...]
DESCRIPTION
halt, poweroff, reboot may be used to halt, power-off or reboot the machine.
OPTIONS
The following options are understood:
--help
Prints a short help text and exits.
--halt
Halt the machine, regardless of which one of the three commands is invoked.
-p, --poweroff
Power-off the machine, regardless of which one of the three commands is invoked.
--reboot
Reboot the machine, regardless of which one of the three commands is invoked.
-f, --force
Force immediate halt, power-off, reboot. Do not contact the init system.
-w, --wtmp-only
Only write wtmp shutdown entry, do not actually halt, power-off, reboot.
-d, --no-wtmp
Do not write wtmp shutdown entry.
--no-wall
Do not send wall message before halt, power-off, reboot.
EXIT STATUS
On success, 0 is returned, a non-zero failure code otherwise.
NOTES
These are legacy commands available for compatibility only.
SEE ALSO
systemd(1), systemctl(1), shutdown(8), wall(1)
systemd 208 HALT(8)