10-08-2008
emergency shutdown best practices.
Has anyone implemented or have suggestions on how to shutdown many remote unix/linux servers from a single script initiated from 1 server?
I need this to execute in parallel as time is not on my side. Our ups is sadly underrated and will die in approximately 15 minutes. (There is not any money in the budget to upgrade the ups.)
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LEARN ABOUT PLAN9
shutdown
asadmin-shutdown(1AS) User Commands asadmin-shutdown(1AS)
NAME
asadmin-shutdown, shutdown - brings down the administration server
SYNOPSIS
shutdown [--user admin_user][--password admin_password][--host localhost] [--port 4848][--passwordfile filename][--secure|-s]
shutdown gracefully brings down the administration server and all the running instances. You must manually start the administration server
to bring it up again.
OPTIONS
--user administrative user associated for the instance.
--password administrative password corresponding to the administrative user.
--host host name of the machine hosting the administrative instance.
--port administrative port number associated with the administrative host.
--passwordfile file containing passwords appropriate for the command (e.g., administrative instance).
--secure if true, uses SSL/TLS to communicate with the administrative instance.
Example 1: Using the shutdown command
asadmin> shutdown --user admin --password adminadmin --host bluestar --port 4848
Waiting for admin server to shutdown...
Admin server has been shutdown
EXIT STATUS
0 command executed successfully
1 error in executing the command
INTERFACE EQUIVALENT
Administration Server page
asadmin-start-instance(1AS), asadmin-stop-instance(1AS), asadmin-restart-instance(1AS)asadmin-start-domain(1AS), asadmin-stop-domain(1AS),
asadmin-start-appserv(1AS), asadmin-stop-appserv(1AS)
J2EE 1.4 SDK March 2004 asadmin-shutdown(1AS)