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

To: Nick Couchman <Nick.Couchman@xxxxxxxxx>, Andrew Lyon <andrew.lyon@xxxxxxxxx>, "pasik@xxxxxx" <pasik@xxxxxx>
Subject: Re: [Xen-devel] Re: [Xen-users] Xen 4 - Page Sharing HowTo?
From: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
Date: Fri, 09 Apr 2010 17:40:13 +0100
Cc: "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, XEN Mailing List <xen-users@xxxxxxxxxxxxxxxxxxx>
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On 09/04/2010 17:28, "Nick Couchman" <Nick.Couchman@xxxxxxxxx> wrote:

>> Should be unconditionally printed during Xen boot. Not when memory sharing
>> is first used.
> 
> Yep, I see it!  What's the best way to tell how much memory or how many pages
> are being shared?  Will Xen's memory status (e.g. with xentop or xm list) show
> lower memory usage per machine?  Or is there somewhere else I need to dig to
> find how much memory is shared?

Sharing opportunities should result in memory being freed back to Xen. So
'xm info', or whatever else you use for monitoring Xen's free memory, should
work.

 -- Keir



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