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xen-devel
Re: [Xen-devel] Hang when starting a 256GB PV guest.
>>> On 09.07.10 at 11:04, xiaowei hu <xiaowei.hu@xxxxxxxxxx> wrote:
> On Fri, 2010-07-09 at 09:55 +0100, Jan Beulich wrote:
>> >>> On 09.07.10 at 10:44, xiaowei hu <xiaowei.hu@xxxxxxxxxx> wrote:
>> > I was using xen 3.4.0 ,32bit dom0 to do some test on a 1TB memory
>> > system.When tring to boot a 256GB PV guest(both EL4 and EL5),it just
>> > hang after the domain builder completed it work.
>> >
>> > Is it tested for 256GB PV guest? Anyone ever do this successfully? And
>> > any suggestions?
>>
>> Doing this with a 32-bit Dom0 seems odd at best, but it should
>> (theoretically) work. Do you see the same with a 64-bit Dom0?
>> Did you analyze where the guests hang (i.e. whether their kernel
>> has an issue with that amount of memory)?
> yes,64-bit Dom0 also has this problem.
> Even the pygrub menu did not show up,it hang there.
So you say the kernel doesn't even get control? Iirc someone else at
Oracle got this to work quite a while ago - you may want to search
the xen-devel archives...
Jan
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