Re: [Xen-devel] Does Xen-4.0 + pvops kernel still supports PV guest?

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Fri, 2010-12-17 at 14:23 +0000, Zhiyuan Shao wrote:
> hi all,
> 
> I had installed Xen-4.0 in my Ubuntu desktop (Maverick Meerkat, 10.10) 
> according to https://help.ubuntu.com/community/Xen
> 
> although, I had to replace grub 2.0 with old version to make everything 
> work.
> 
> After rebooting, I want to create a PV guest with old method I had used 
> in Xen 3.4.2. However, I got the following messages, and the creation 
> failed.
> 
> zhiyuan@zhiyuan-ThinkPad-R400:~/xen_work/images/rhel51-pv$ sudo xm cr -c 
> 1-pv.cfg
> [sudo] password for zhiyuan:
> Using config file "./1-pv.cfg".
> Error: (4, 'Out of memory', 'xc_dom_alloc_segment: segment ramdisk too 
> large (0x11575 > 0x4000 - 0x1b8f pages)\n')

0x11575 pages is a 277M ramdisk, which, as the message says, is really
quite large. Especially compared with the 64M of RAM which you have
configured the guest with.

Ian.



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