----- Original Message ----- > From: "Doron Fediuck" <[email protected]> > To: "Laszlo Hornyak" <[email protected]> > Cc: "engine-devel" <[email protected]> > Sent: Monday, February 11, 2013 5:43:20 PM > Subject: Re: [Engine-devel] Watchdog support Feature > > > ----- Original Message ----- > > From: "Laszlo Hornyak" <[email protected]> > > To: "Doron Fediuck" <[email protected]> > > Cc: "engine-devel" <[email protected]> > > Sent: Monday, February 11, 2013 9:56:42 AM > > Subject: Re: [Engine-devel] Watchdog support Feature > > > > Hi Doron, > > > > If the watchdog is set to action="reset" and you break the kernel, > > the VM will stay in UP state while waiting for the watchdog to > > reset > > the VM, and will still be in UP state while rebooting. So in theory > > engine will not be notified about a crash. > > This behavior is different when the action="poweroff" because the > > watchdog will really put the VM in a Down state and it is engine's > > job to restart it if HA as soon as it receives the notification > > from > > VDSM. > > > Thanks. Just note that poweroff requires guest co-operation > which we loose when kernel crashes. That's why it's not recommended.
That's the shutdown. http://libvirt.org/formatdomain.html#elementsWatchdog I always confuse the two :) Fortunately we will only have one. > > > > > ----- Original Message ----- > > > From: "Doron Fediuck" <[email protected]> > > > To: "Laszlo Hornyak" <[email protected]> > > > Cc: "engine-devel" <[email protected]> > > > Sent: Sunday, February 10, 2013 4:40:29 PM > > > Subject: Re: [Engine-devel] Watchdog support Feature > > > > > > Hi Laszlo, > > > Looks very useful. Any thoughts on what engine will do while > > > if the VM is defined as HA while the watchdog is resetting it? > > > > > > > > > ----- Original Message ----- > > > > From: "Laszlo Hornyak" <[email protected]> > > > > To: "engine-devel" <[email protected]> > > > > Sent: Wednesday, February 6, 2013 11:25:03 AM > > > > Subject: Re: [Engine-devel] Watchdog support Feature > > > > > > > > Hi everyone, > > > > > > > > I hope everyone is satisfied with the spec, please read it > > > > through > > > > for the last time and I will move it to implementation phase > > > > soon. > > > > > > > > Thx, > > > > Laszlo > > > > > > > > ----- Original Message ----- > > > > > From: "Laszlo Hornyak" <[email protected]> > > > > > To: "engine-devel" <[email protected]> > > > > > Sent: Thursday, January 24, 2013 3:19:57 PM > > > > > Subject: Watchdog support Feature > > > > > > > > > > Hi, > > > > > > > > > > Watchdog support in engine will add watchdog to the ovirt UI > > > > > and > > > > > REST > > > > > API. Watchdog cards will be mainly used in HA vm's. > > > > > > > > > > http://www.ovirt.org/Features/Watchdog_engine_support > > > > > > > > > > Your feedback is welcome! > > > > > > > > > > Thank you, > > > > > Laszlo > > > > _______________________________________________ > > > > Engine-devel mailing list > > > > [email protected] > > > > http://lists.ovirt.org/mailman/listinfo/engine-devel > > > > > > > > > _______________________________________________ > > Engine-devel mailing list > > [email protected] > > http://lists.ovirt.org/mailman/listinfo/engine-devel > > > _______________________________________________ Engine-devel mailing list [email protected] http://lists.ovirt.org/mailman/listinfo/engine-devel
