[Linux-cluster] Create Logical Volume

John Ruemker jruemker at redhat.com
Tue Jan 20 17:14:20 UTC 2009


Cluster Management wrote:
>
> Hi all,
>
>  
>
> i have a two_node cluster RHEL 5 and an external ISCSI storage. I use 
> XEN for virtualizzation purpose. When i create a new LUN in my storage 
> i use hot_add command to discover it from nodes.
>
> The problem is that i have to restart clvmd to be able to create a new 
> Logical Volume. This operation is very critical because i have to stop 
> or migrate each VM running on the node ed i have to umout their own LUN.
>
> Is there a way to update clvmd without restarting?
>

   # clvmd -R 
   # pvscan
   # vgscan
   # lvscan

>  
>
> Thanks a lot,
>
> --
>
> Francesco Gallo
>
> XiNet S.r.L.
>
> gallo (at) xinet (dot) it
>
>  
>
>  
>
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>
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