On Mon, 15 Mar 2004, Ariz Jacinto wrote: > > > > >>On Sun, 2004-03-14 at 12:00, [EMAIL PROTECTED] wrote: > >> > >>>anybody has hacked UPS circuitry to make it shutdown (even without a > >>>power > >>>failure) when a signal is given thru the serial port? > >>>all upses that shutdown when a signal is raised only do so in a (mains) > >>>power failure. > > > so you want to shutdown the UPS whenever a major power > failure occurs, but have you cared about the machines > plugged into that UPS? =) the machines should go first > before the UPS. >
Well, that's exactly what STONITH is supposed to do. STONITH = Shoot The Other Node In The Head It's used for applications like shared storage systems where a scsi disk is shared by 2 scsi controllers. Only one controller should be active at a time (or you end up with an unuseable file system), so when one node goes active it needs to.... "Shoot The Other Node In The Head" -- Philippine Linux Users' Group (PLUG) Mailing List [EMAIL PROTECTED] (#PLUG @ irc.free.net.ph) Official Website: http://plug.linux.org.ph Searchable Archives: http://marc.free.net.ph . To leave, go to http://lists.q-linux.com/mailman/listinfo/plug . Are you a Linux newbie? To join the newbie list, go to http://lists.q-linux.com/mailman/listinfo/ph-linux-newbie
