Re: [Xen-users] XEN hypervisor on USB disk

["Fajar A. Nugraha" <fajar@xxxxxxxxx>]

2010/5/8 Jan Češčut <Jan.Cescut@xxxxxx>:
> Hi!
>
>
>
> Is it possible to run XEN hypervisor from USB disk (connected to the usb
> controller)? Let me be more specific... I would like to run dom0 from USB
> disk and with the help of PCI passthrough, asign  the integrated hard disk
> controller to a specific DomU.


Should be possible, as long as whatever dom0 you use supports
installing to USB disk.

>
> The PV guest would run Openfiller or FreeNAS – what would make it a SAN
> server. Other PV guests running on the same machine would use the shared
> LUNs of the SAN server.
>
> That's the plan, is it doable?

Before deploying it in production, you should test its performance
first. Having a domU handle all I/Os for other domUs (via iscsi/nfs?)
might incure performance penalties. Make sure the performance is
acceptable for your needs.

-- 
Fajar

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