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Re: [Xen-users] Xen 4 - Page Sharing HowTo?

  • To: Nick Couchman <Nick.Couchman@xxxxxxxxx>
  • From: Andrew Lyon <andrew.lyon@xxxxxxxxx>
  • Date: Fri, 9 Apr 2010 13:18:10 +0100
  • Cc: XEN Mailing List <xen-users@xxxxxxxxxxxxxxxxxxx>
  • Delivery-date: Fri, 09 Apr 2010 05:19:43 -0700
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On Thu, Apr 8, 2010 at 11:01 PM, Nick Couchman <Nick.Couchman@xxxxxxxxx> wrote:
> One of the features listed as having been added to Xen 4 is page sharing for 
> HVM domUs.  I was wondering if 1) this is automatic, or something that must 
> be enabled, and 2) if it must be enabled, how do you go about enabling it?
>
> Thanks!
> -Nick

See http://lists.xensource.com/archives/html/xen-changelog/2009-12/msg00192.html

The setting you need to add is memory_sharing

I think it may require hap but I am not sure yet.. just about to test it.

Andy

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