Ilya,

While I am agree that we need variable support, it's a bit complex to put 
together.

Basically you could have multiple clusters with different ESXi versions. Worse 
yet, within the same cluster you could have multiple ESXi versions (I know this 
is a bad design). Its much easier to set the default know applicable config 
that will work on range of hypervisors, vs chasing latest/gratest.

If it's a global setting change, its probably something fairly simple to do.

How do you see this being implemented?
The way I was seeing this: give the type on a per template basis. The CloudStack documentation is quite clear, the supported versions of VMWare are 4.1 or 5.0 (and up). I will have to double check, but I think the four SCSI types were part of VMWare 4.1, so technically, is shouldn't be an issue since all of the current types in 5.1 appears to be part of the 4.1 tree as well. I think that LSI Parallel is the only type available if the hardware version is 4 (Fusion type hypervisors), while others are available if version is 7 (default ESX version).

Thanks!


Regards
Ilya


-----Original Message-----
From: Francois Gaudreault [mailto:fgaudrea...@cloudops.com]
Sent: Tuesday, May 21, 2013 10:12 AM
To: dev@cloudstack.apache.org
Subject: Re: VMWare SCSI Controller Type

Hi,

I posted this in the users mailing-list, but I would like to hear from the dev
side about it since I did not have satisfaction on the answers :)

Basically, there are 4 different SCSI controller type within VMWare 5.1
(PVSCSI,BUS,SAS, and Parallel). We should be able to select the type from
within CloudStack, and deploy a template with the proper type.  I guess it
would be a good feature to add. What do you think?

Thanks!

On 2013-05-17 12:17 AM, Ahmad Emneina wrote:
take a look at the global configuration setting, search for the
parameter named: 'vmware.root.disk.controller'


On Thu, May 16, 2013 at 5:06 PM, Francois Gaudreault
<fgaudrea...@cloudops.com <mailto:fgaudrea...@cloudops.com>> wrote:

     Hi,

     We ran into an issue today with a Windows 2008 template.  The
     template has been created in another VMWare 5.1 cluster using LSI
     SAS as the SCSI controller.  We imported that template in
     CloudStack, and we noticed that CS deploys the VM using the LSI
     Parallel controller type instead.  That results in a Blue Screen.
     We didn't find anything in CS to change that behavior.  Is this
     something planned for the future? (ie. when we create the
     template, we can select the controller type if SCSI is selected).

     Thanks!

     --
     Francois Gaudreault
     Architecte de Solution Cloud | Cloud Solutions Architect
     fgaudrea...@cloudops.com <mailto:fgaudrea...@cloudops.com>
     514-629-6775 <tel:514-629-6775>
     - - -
     CloudOps
     420 rue Guy
     Montréal QC  H3J 1S6
     www.cloudops.com <http://www.cloudops.com>
     @CloudOps_



--
Francois Gaudreault
Architecte de Solution Cloud | Cloud Solutions Architect
fgaudrea...@cloudops.com
514-629-6775
- - -
CloudOps
420 rue Guy
Montréal QC  H3J 1S6
www.cloudops.com
@CloudOps_



--
Francois Gaudreault
Architecte de Solution Cloud | Cloud Solutions Architect
fgaudrea...@cloudops.com
514-629-6775
- - -
CloudOps
420 rue Guy
Montréal QC  H3J 1S6
www.cloudops.com
@CloudOps_

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