Hi Stephan,

Zone-wide (i.e. multi-cluster) primary storage is only supported on KVM and 
VMware, not XenServer. 

Just so we are on the same page though – this applies at a LUN level – in other 
words two XenServer pools can never share a LUN, but they can both use 
different LUNs from the same storage backend.

And yes – to answer your question – using the same LUN on multiple clusters is 
pretty much guaranteed to cause you problems – most likely data corruption and 
complete loss of data. 

Regards,
Dag Sonstebo
Cloud Architect
ShapeBlue

On 09/09/2016, 14:24, "Stephan Seitz" <s.se...@secretresearchfacility.com> 
wrote:

    Hi!
    
    I've recently expanded our XenServer Pool and had to notice that E5-
    2630 v2 are far different from E5-2630 v4. Due to Dell's R630 BIOS i'm
    unable to use Intel FlexMigration. So I'ld loose the live-migration
    feature.
    Anyway. I'ld start introducing a new XenServer Pool (ACS Cluster) with
    that newer CPU Generation.
    
    My Question is: Is it possible to use the same (FC/presetup) Primary
    Storages for both Clusters?
    I've seen cluster.storage.operations.exclude (which defaults to false)
    but currently don't know if this would need to be set to true on the
    second cluster.
    
    Would you expect any problems running two XenServer Pools (say: two ACS
    Clusters) with the same Primary Storages?
    
    Thanks for any advice!
    
    cheers,
    
    - Stephan
    
    
    


dag.sonst...@shapeblue.com 
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