Re: [Xen-devel] Increasing Xen Heap on IA32?

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 16/8/06 11:08 pm, "Jesse Gross" <jegross@xxxxxxxxxxxx> wrote:

> I am working on a research project that is based around Xen and I am
> running into memory constraints with the default 10 MB heap size.  I
> have tried increasing directmap_mbytes in asm/config.h as well as
> increasing the size of the Xen virtual address space and changing the
> segment descriptors.  However, this results in an unknown interrupt
> message on boot after the message "Using APIC driver default".
> 
> There must be something else that I need to change to get this to work.
> I'm assuming that the unknown interrupt is caused by either a page fault
> exception or a segment violation.
> 
> Any ideas?

Use x86/64? :-) On i386 the heap size is constrained by available virtual
address space. So it can't easily be increased.

 -- Keir



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