----- Original Message ----- > From: "Laszlo Hornyak" <lhorn...@redhat.com> > To: "Doron Fediuck" <dfedi...@redhat.com> > Cc: "engine-devel" <engine-devel@ovirt.org> > 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.
> > ----- Original Message ----- > > From: "Doron Fediuck" <dfedi...@redhat.com> > > To: "Laszlo Hornyak" <lhorn...@redhat.com> > > Cc: "engine-devel" <engine-devel@ovirt.org> > > 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" <lhorn...@redhat.com> > > > To: "engine-devel" <engine-devel@ovirt.org> > > > 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" <lhorn...@redhat.com> > > > > To: "engine-devel" <engine-devel@ovirt.org> > > > > 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 > > > Engine-devel@ovirt.org > > > http://lists.ovirt.org/mailman/listinfo/engine-devel > > > > > > _______________________________________________ > Engine-devel mailing list > Engine-devel@ovirt.org > http://lists.ovirt.org/mailman/listinfo/engine-devel > _______________________________________________ Engine-devel mailing list Engine-devel@ovirt.org http://lists.ovirt.org/mailman/listinfo/engine-devel