[Pacemaker] 2 Node Cluster: some principal questions

[emmanuel segura]

if you have in you cluster vg exclusive="yes" and remember it's good idea
have stonith configured

Il giorno 22 marzo 2012 15:52, Lentes, Bernd <
bernd.lentes at helmholtz-muenchen.de> ha scritto:

> Hi,
>
> i'd like to establish a 2 Node-Cluster. My OS will be SLES 11 and HAE. My
> services will run in VM's using KVM. I will install the VM's in LV's, one
> LV for one VM. The LV's will be plain partitions, having no filesystem. I
> have read this is quicker with KVM than installing a VM in a LV with
> filesystem.
> My LV's will reside on a FC SAN. Both nodes have access to the SAN. For
> the LV's, i will use cLVM.
>
> My questions are:
>
> - let's assume that, due to an error, a VM will run on both nodes. Does
> cLVM prevent that both VM's have simultaneously access to the corresponding
> LV ? So that the data is not destroyed.
>
> - Is it possible that some VM's run on the first node and other VM's run
> on the second node simultaneously ?
>
> - what do you think about my setup ?
>
>
>
> Bernd
>
> --
> Bernd Lentes
>
> Systemadministration
> Institut für Entwicklungsgenetik
> HelmholtzZentrum münchen
> bernd.lentes at helmholtz-muenchen.de
> phone: +49 89 3187 1241
> fax:   +49 89 3187 3826
> http://www.helmholtz-muenchen.de/idg
>
> Wer Visionen hat, soll zum Hausarzt gehen
> Helmut Schmidt
>
> Helmholtz Zentrum München
> Deutsches Forschungszentrum für Gesundheit und Umwelt (GmbH)
> Ingolstädter Landstr. 1
> 85764 Neuherberg
> www.helmholtz-muenchen.de
> Aufsichtsratsvorsitzende: MinDir´in Bärbel Brumme-Bothe
> Geschäftsführer: Prof. Dr. Günther Wess und Dr. Nikolaus Blum
> Registergericht: Amtsgericht München HRB 6466
> USt-IdNr: DE 129521671
>
> _______________________________________________
> Pacemaker mailing list: Pacemaker at oss.clusterlabs.org
> http://oss.clusterlabs.org/mailman/listinfo/pacemaker
>
> Project Home: http://www.clusterlabs.org
> Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf
> Bugs: http://bugs.clusterlabs.org
>



-- 
esta es mi vida e me la vivo hasta que dios quiera
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.clusterlabs.org/pipermail/pacemaker/attachments/20120322/f93adc55/attachment.htm>