Re: [Xen-users] Xen Questions

[Kun Cheng <chengkunck@xxxxxxxxx>]

2018-01-06 12:59 GMT+08:00  <liebrecht@xxxxxxxxxxxxxxxxxxxx>:
> See sections labeled QUESTION. The other text is to understand the questions
> and background.
>
> I never had reason to consider Xen as I dual boot operating systems as
> needed.
> Now I am seemingly forced to use Xen and I want to find out if it can do
> what I want.
> This is for personal use and not commercial.
>
> I have a 24 core 64GB mem. rackserver that needs to run windows and linux.
> Linux does just fine sees, all 24 cores all memory (even my old FC7 distro)
> I used for numerical programming for studies long ago,
>
> Windows is another can of worms.
> It seems that Windows 7&10 Professional will do two processors each of 12
> cores from the specifications.
> However, there is NO WAY Windows 7 or 10 will install on this server.
>
> QUESTION: Does Microsoft detect it is a rackserver and then intentionally
> prevent the install forcing you to buy Windows server ?
No, usually Windows installation should see it as a generic machine,
nothing related to 'rackserver' will be exposed.
>
> Both 7 and 10 fails after the first reboot during install.
> I dont particularly want to use windows server as I need the bells and
> whistles of Windows 7 and 10 which server doesnt have.
>
> It seems a hypervisor like XEN is the only way around the windows conundrum
> as I can fool t to to look like a normal pc running it virtually.
>
> QUESTION:
> How does Firewire and USB perform in XEN when hosting Windows ? Is there any
> lack of USB/Firewire support or is performance sub par. ?
Pretty good in my case, I haven't found any serious issues in my daily use.
>
> It seems that XEN is the only option to get 7pro and/or 10pro to run on this
> machine.
>
> thanks !
>
>
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