Re: [Xen-users] centos 5.6 upgrade to 4.1 - no DomUs listed

[Todd Deshane <todd.deshane@xxxxxxx>]

On Tue, May 17, 2011 at 2:35 PM, Andy Howell <AndyHowell@xxxxxxxxxxxxx> wrote:
> Hello,
>
>        I attempted to upgrade to Xen 4.1 from a stock centos 5.6 xen and 
> kernel. Xend starts,
> but none of my DomU machines are listed.
>
> I googled quite a bit trying to find upgrade notes. The only thing I saw in 
> the release
> notes was that I had to manually configure the bridges.
>

These wiki pages are important for those upgrading to Xen 4.1 and higher.

http://wiki.xensource.com/xenwiki/Xen4.1
http://wiki.xensource.com/xenwiki/MigrationGuideToXen4.1%2B
http://wiki.xensource.com/xenwiki/HostConfiguration/Networking

> The end result I'm after is to create a Ubuntu 11.4 DomU. Is this possible?
>

A domU based on Ubuntu 11.04 is certainly possible

> If so, what version of xen should I shoot for?
>

The newer the better if you can. It really depends on your use case,
the distribution you prefer, etc.

> Performance is not a big issue. This is for a lightly loaded mail and web 
> server. I'm
> happy to stick with the stock CentOS kernel.
>

A Linux guest can run as either normal PV (paravirtualized) or PVonHVM
(http://wiki.xensource.com/xenwiki/XenLinuxPVonHVMdrivers)

Hope that information helps.

Thanks,
Todd


> Thanks,
>
>        Andy
>
>
>
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>



-- 
Todd Deshane
http://www.linkedin.com/in/deshantm
http://www.xen.org/products/cloudxen.html
http://runningxen.com/

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