Re: [Xen-devel] page faults on machines with > 4TB memory

2015-07-24 Thread Jan Beulich
>>> On 23.07.15 at 19:01, wrote: > Observe that 8840ffdb53c0 is actually a pointer in the 64bit PV > virtual region, because the xenheap allocator has wandered off the top > of the directmap region. This is a direct result of passing numa node > information to alloc_xenheap_page(), which over

Re: [Xen-devel] page faults on machines with > 4TB memory

2015-07-23 Thread Elena Ufimtseva
On Thu, Jul 23, 2015 at 06:01:45PM +0100, Andrew Cooper wrote: > On 23/07/15 17:35, Elena Ufimtseva wrote: > > Hi > > > > While working on bugs during boot time on large oracle server x4-8, > > There is a problem with booting Xen on large machines with > 4TB memory, > > such as Oracle x4-8. > > The

Re: [Xen-devel] page faults on machines with > 4TB memory

2015-07-23 Thread Andrew Cooper
On 23/07/15 17:35, Elena Ufimtseva wrote: > Hi > > While working on bugs during boot time on large oracle server x4-8, > There is a problem with booting Xen on large machines with > 4TB memory, > such as Oracle x4-8. > The page fault occured initially while loading xen pm info into hypervisor > (yo