Messages in this thread | | | Date | Wed, 18 Apr 2012 22:42:51 +0900 | From | Takuya Yoshikawa <> | Subject | Re: [PATCH 00/13] KVM: MMU: fast page fault |
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On Tue, 17 Apr 2012 17:56:24 +0300 Avi Kivity <avi@redhat.com> wrote:
> > For live migration, range-based control may be enough duo to the locality > > of WWS. > > What's WWS?
IIRC it was mentioned in a usenix paper: Writable Working Set.
May not be a commonly known concept. Kind of working set, but is written often.
> I don't see a reason to assume locality in gpa space (or in gva space > either, for some workloads).
Sorry, I may be wrong.
I once thought to log dirty_bitmaps during live migration, but didn't.
Thanks, Takuya
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