From: Anthony Liguori <aliguori@us.ibm.com>
To: Ian Pratt <m+Ian.Pratt@cl.cam.ac.uk>
Cc: "Magenheimer,
Dan (HP Labs Fort Collins)" <dan.magenheimer@hp.com>,
xen-devel@lists.xensource.com,
Mark Williamson <mark.williamson@cl.cam.ac.uk>
Subject: Re: Essay on an important Xen decision (long)
Date: Wed, 11 Jan 2006 11:38:25 -0600 [thread overview]
Message-ID: <43C54291.9000808@us.ibm.com> (raw)
In-Reply-To: <A95E2296287EAD4EB592B5DEEFCE0E9D40A0FF@liverpoolst.ad.cl.cam.ac.uk>
Ian Pratt wrote:
>Hint: you need to be propagate dirty and accessed bits back to the guest
>pagetable.
>
>
Ahh, I see now. Thanks :-)
Regards,
Anthony Liguori
>>Of course, I guess it wouldn't be that much of a shock to me
>>that the overhead is at least measurable...
>>
>>
>
>It's certainly measureable, and certainly dominates the virtualization
>overhead of some workloads.
>
>
>Ian
>
>
>
next prev parent reply other threads:[~2006-01-11 17:38 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-01-11 17:20 Essay on an important Xen decision (long) Ian Pratt
2006-01-11 17:38 ` Anthony Liguori [this message]
-- strict thread matches above, loose matches on Subject: below --
2006-01-17 4:11 Tian, Kevin
2006-01-17 3:03 Magenheimer, Dan (HP Labs Fort Collins)
2006-01-17 3:16 ` Mark Williamson
2006-01-16 22:56 Magenheimer, Dan (HP Labs Fort Collins)
2006-01-17 2:47 ` Mark Williamson
2006-01-12 2:44 Tian, Kevin
2006-01-16 15:52 ` Mark Williamson
2006-01-12 0:48 Magenheimer, Dan (HP Labs Fort Collins)
2006-01-11 7:56 Tian, Kevin
2006-01-11 0:39 Magenheimer, Dan (HP Labs Fort Collins)
2006-01-11 21:36 ` Hollis Blanchard
2006-01-11 0:22 Magenheimer, Dan (HP Labs Fort Collins)
2006-01-11 0:13 Magenheimer, Dan (HP Labs Fort Collins)
2006-01-10 19:26 Magenheimer, Dan (HP Labs Fort Collins)
2006-01-10 19:34 ` Mark Williamson
2006-01-10 19:55 ` Anthony Liguori
2006-01-11 9:33 ` Gerd Hoffmann
2006-01-11 16:22 ` Anthony Liguori
2006-01-11 10:08 ` Keir Fraser
2006-01-11 16:25 ` Anthony Liguori
2006-01-11 16:22 ` Mark Williamson
2006-01-11 16:41 ` Anthony Liguori
2006-01-11 21:16 ` Hollis Blanchard
2006-01-11 16:38 ` Keir Fraser
2006-01-11 10:46 ` Tristan Gingold
2006-01-10 23:02 ` Hollis Blanchard
2006-01-11 13:37 ` Harry Butterworth
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