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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] RAM security
>>> On 06.12.10 at 17:52, Keir Fraser <keir@xxxxxxx> wrote: > On 06/12/2010 08:31, "Jonathan Tripathy" <jonnyt@xxxxxxxxxxx> wrote: > >>>> 3) If the physical server was shutdown (e.g. plug pulled), I'm guessing >>>> this will presetn a problem? >>> Xen scrubs all memory during boot, unless told not to via a boot parameter. >>> >> Now this bit of code makes me happy! >> >> Just wondering, if Xen scrubs all memory during boot, why is booting the >> Hypervisor so fast? My machine has 8GB of RAM and starts nice and snappy.. > > It probably takes just a couple of seconds to scrub 8GB. Xen does the Plus it doesn't scrub the memory assigned to Dom0. > scrubbing immediately before starting dom0, and you should see it say > 'Scrubbing RAM...' and extra dots continur to appear until scrubbing is > complete. Jan _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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