[geeks] Virtual Machine Hosting

[Lionel Peterson]

On May 8, 2009, at 2:46 AM, Shannon Hendrix <shannon at widomaker.com>  
wrote:

> On May 7, 2009, at 10:57 , Patrick Giagnocavo wrote:
>
>> The CPU speed is usually not a problem, what will get you is disk  
>> access
>> of random reads/writes since the disks will be shared amongst all  
>> the VMs.
>
> I can verify this.
>
> The company I work for uses a Xen machine for Subversion.
>
> Disk access is a severe problems any time you hit the logs, which is  
> pretty often with Subversion.
>
> A lot of other apps suffer too.
>
> Some places might have a solution for this, but several I've seen do  
> not.

Is the storage local or on the network?Can you dedicate a physical  
local drive to the VM? What about a VM specific path to the network  
storage (each VM would have two NICs minimum, one for connectivity by  
users, the other for NAS/SAN access)?

Just wondering...

Lionel