You might also find this helpful: https://access.redhat.com/knowledge/docs/en-US/Red_Hat_Enterprise_Virtualization/3.1/html/Administration_Guide/High_availability_considerations.html
The topics before and after it explain a bit more about high availability. Tim Hildred, RHCE Content Author II - Engineering Content Services, Red Hat, Inc. Brisbane, Australia Email: thild...@redhat.com Internal: 8588287 Mobile: +61 4 666 25242 IRC: thildred ----- Original Message ----- > From: "Dafna Ron" <d...@redhat.com> > To: supo...@logicworks.pt > Cc: Users@ovirt.org > Sent: Monday, March 18, 2013 4:46:51 AM > Subject: Re: [Users] High Availability > > I think that there is some confusion here so I will explain what are > the > configurations for fail-over. > > power management will reboot your host if a connectivity issue is > detected so all your vm's will be killed. > resilience policy will allow you to choose vm migration policy during > a > host failure and its configured in the cluster level (clusters -> > select > cluster -> general sub tab -> edit policy) > High Availability is configured only for servers type vm's and what > it > does is re-run the vm in case the pid of the vm is killed (so most > commonly, if you have power management configured, and the host is > rebooted, the vm will start automatically on a different host). > > so it really depends what you want. if you want vm migration than > look > into cluster policy, if you want a specific vm to always be up and > you > don't care about the other vm's than configure power management and a > HA > vm. it really depends on what you need. > > > > > On 03/17/2013 07:15 PM, supo...@logicworks.pt wrote: > > Is it Mandatory to have power manamement enabled? if yes what > > equipment do you recommend to use with it? > > > > Regards > > Jose > > > > > > ----- Mensagem original ----- > > De: "René Koch" <r.k...@ovido.at> > > Para: supo...@logicworks.pt, Users@ovirt.org > > Enviadas: Domingo, 17 Março, 2013 16:47:41 > > Assunto: RE: [Users] High Availability > > > > Hi, > > > > You have to configure power management to make high availability > > working and mark the vms high availability checkbox... > > > > > > Regards, > > René > > > > > > -----Original message----- > >> From:supo...@logicworks.pt <supo...@logicworks.pt> > >> Sent: Sunday 17th March 2013 17:28 > >> To: Users@ovirt.org > >> Subject: [Users] High Availability > >> > >> What should I need to configure to put HA working? I mean, when a > >> host broke all the VM automatically move to another host. > >> Do I need to have Power management enabled? > >> > >> Thanks > >> _______________________________________________ > >> Users mailing list > >> Users@ovirt.org > >> http://lists.ovirt.org/mailman/listinfo/users > >> > > _______________________________________________ > > Users mailing list > > Users@ovirt.org > > http://lists.ovirt.org/mailman/listinfo/users > > > -- > Dafna Ron > _______________________________________________ > Users mailing list > Users@ovirt.org > http://lists.ovirt.org/mailman/listinfo/users > _______________________________________________ Users mailing list Users@ovirt.org http://lists.ovirt.org/mailman/listinfo/users
