Even though it is used used for UPS, the powerd has a client and server combination, and server issues a shut down command to all client, once the power failure is detected. The power failure can be stimulated from command line by writting to a file in /etc.
Regards, Mukund Deshmukh Beta Computronics Pvt. Ltd. Web site - http://betacomp.com -----Original Message----- From: Naren Devaiah <[EMAIL PROTECTED]> To: Linux India Help <[EMAIL PROTECTED]> Date: Friday, February 22, 2002 11:47 PM Subject: Re: [LIH] Multiple shutdowns >Haven't used powerd (which I thought was more of a power state >monitoring deamon for UPSes). > >To answer the OPs question, you could shutdown other machines from a >server by using a combination of ssh and the shutdown script. > >Doing something like the following should acheive your goal >1. Setup ssh on the server and clients >2. make sure you have the keys right on the server and client to prevent >the remote sshd from asking you for a password >3. write a script to make a ssh connection, to each client requiring >shutdown, and run the shutdown script (with the appropriate options to >either powerdown or reboot). > >-Naren > >On Fri, 22 Feb 2002, USM Bish wrote: > >> On Fri, Feb 22, 2002 at 11:12:41AM +0530, mukund wrote: >> > Use powerd, it switches all the machine when server switches >> > off. >> > Regards, >> > Mukund Deshmukh >> > Beta Computronics Pvt. Ltd. >> > Web site - http://betacomp.com >> > >> >> Hmm ... This is interesting. The first time I came across this >> powerd thing was un UPS-HOWTO. I thought, it was merely for >> remote monitoring of UPSs ... Do you have first hand exper- >> ience on this ? Interested in the methodology, (in case it is >> possible to switch off remote servers on central server power >> down/ shut down). >> >> Bish >> >> > >> > -----Original Message----- >> > From: shyam <[EMAIL PROTECTED]> >> > >> > > I would like to do the following, I have 3 machines, of >> > > which one is the server 1)boot server and nfsroot. 2) two >> > > clients which boot off the other system and use nfs root >> > > for their /these are connected by a 100 mbps lan. I am >> > > trying to write a script which will shut down all machines >> > > at the same time from one machine (server ), please help >> > > me as to how to do this >> > >-shyam >> >> -- >> : >> ####[ Linux One Stanza Tip (LOST) ]########################### >> >> Sub : How to make a password LOST #118 >> >> A password should not be a simple crack of two words, or just >> your name. One of the best methods of making easily remembered >> strong passwords is to use a common phrase (e.g. "Et tu Brute- >> then fall Caesar"), translates to : "E2BtfC" ... (Easy ?) >> >> ####<[EMAIL PROTECTED]>#################################### >> : >> >> _______________________________________________ >> linux-india-help mailing list >> [EMAIL PROTECTED] >> https://lists.sourceforge.net/lists/listinfo/linux-india-help >> > > > >_______________________________________________ >linux-india-help mailing list >[EMAIL PROTECTED] >https://lists.sourceforge.net/lists/listinfo/linux-india-help > _______________________________________________ linux-india-help mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/linux-india-help
