Re: [Xen-devel] Balloon down memory failed in x86 PAE mode when memory size>4G

[Keir Fraser <keir.fraser@xxxxxxxxxxxxx>]

We'd expect it to work. Please provide more details.

 -- Keir

On 21/09/2009 07:42, "ANNIE LI" <annie.li@xxxxxxxxxx> wrote:

> Hi
> 
> I implemented balloon in windows pv driver, it works normally on x86 and
> x64 OS.
> However, i hit problem to balloon down memory on x86 PAE mode VM when
> it's memory
> size is larger than 4G.
> 
> Furthermore, i tested linux PVHVM too. Balloon driver also failed to
> take effect
> at the same situation.
> 
> So, is there anything missed in windows or linux PV driver when
> ballooning down
> memory on x86 PAE VM(memory>4G)? or is there a limitation in Xen for PAE
> mode?
> 
> Thanks
> Annie.
> 
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