Hi, thanks a lot for your reply.
You need to setup a cluster with fencing, which will let you then use > clustered LVM, clvmd, which in turn uses the distributed lock manager, > dlm. This will allow for the same LVs to be seen and used across cluster > nodes. > Ok. I will try this. > > Then you will simply add the VMs as resources to rgmanager, which uses > (and sits on top of) corosync, which is itself the core of the cluster. > So each virtual machine will be a resource, is it right? > > I'm guessing that you are using RHEL 6, so this may not map perfectly, > but I described how to build a similar Xen-based HA VM cluster on EL5. > The main differences are; Corosync instead of OpenAIS (changes nothing, > configuration wise), ignore DRBD as you have a proper SAN and replace > Xen with KVM. The small GFS2 partition is still recommended for central > storage of the VM definitions (needed for migration and recovery). > However, if you don't have a GFS2 license, you can manually keep the > configs in sync on matching local directories on the nodes. > > See if this helps at all: > > http://wiki.alteeve.com/index.php/Red_Hat_Cluster_Service_2_Tutorial > Actually we are using SL6 but we probably will migrate to RHEL6 if this environment will be used as production infrastructure in the future. So we will consider GFS2. Thanks a lot for your answer. Marc > > Best of luck. :) > > -- > Digimer > E-Mail: [email protected] > Freenode handle: digimer > Papers and Projects: http://alteeve.com > Node Assassin: http://nodeassassin.org > "At what point did we forget that the Space Shuttle was, essentially, > a program that strapped human beings to an explosion and tried to stab > through the sky with fire and math?" > -- Marc Caubet Serrabou PIC (Port d'Informació CientÃfica) Campus UAB, Edificio D E-08193 Bellaterra, Barcelona Tel: +34 93 581 33 22 Fax: +34 93 581 41 10 http://www.pic.es Avis - Aviso - Legal Notice: http://www.ifae.es/legal.html
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