[Linux-cluster] Cluster and LVG/LV

Rodrique Heron rodrique.heron at baruch.cuny.edu
Fri Oct 24 14:33:07 UTC 2008


I am would be interested what others have to say as well, but I have one 
VG that I carved a LV from for each VM.


Chris Edwards wrote:
>
> Yes to both.  Right now the cluster is running GFS and I can migrate 
> VM's between the nodes.  
>
>  
>
> This question is coming up because I have been trying to do a snap 
> shot and I realized the snapshot is stored on the Volume Group that 
> the LV is located on.  I did not realize  this and I cannot do a 
> snapshot because I did not leave enough space in each of the Volume 
> Groups for each of the VM's.
>
>  
>
> ---
>
>  
>
> Chris Edwards
> Smartech Corp.
> Div. of AirNet Group
>
> http://www.airnetgroup.com <http://www.airnetgroup.com/>
>
> http://www.smartechcorp.net <http://www.smartechcorp.net/>
>
> cedwards at smartechcorp.net <mailto:agarrison at smartechcorp.net>
> P:  423-664-7678 x114
>
> C:  423-593-6964
>
> F:  423-664-7680
>
>  
>
> *From:* linux-cluster-bounces at redhat.com 
> [mailto:linux-cluster-bounces at redhat.com] *On Behalf Of *Jeff Sturm
> *Sent:* Friday, October 24, 2008 10:20 AM
> *To:* linux clustering
> *Subject:* RE: [Linux-cluster] Cluster and LVG/LV
>
>  
>
> Chris,
>
>  
>
> Are you running a clustered LVM, and do you expect to be able to use 
> Xen migration?
>
>  
>
> Jeff
>
>      
>
>     ------------------------------------------------------------------------
>
>     *From:* linux-cluster-bounces at redhat.com
>     [mailto:linux-cluster-bounces at redhat.com] *On Behalf Of *Chris Edwards
>     *Sent:* Friday, October 24, 2008 10:13 AM
>     *To:* linux clustering
>     *Subject:* [Linux-cluster] Cluster and LVG/LV
>
>     If I am installing multiple Xen VM's in a cluster with shared
>     iSCSI space with Logical Volumes for each virtual machine should I
>     put each LV in its own logical volume group or should I use one
>     logical volume group for all of the LV's?
>
>      
>
>     Thanks!
>
>      
>
>     ---
>
>      
>
>     Chris Edwards
>
>      
>
>      
>

-- 
Rodrique Heron 


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