Re: [Xen-devel] [PATCH] Add DOM0_GETDOMAININFOLIST op for bulk retrieval of domain info

[Josh Triplett <josht@xxxxxxxxxx>]

On Fri, 2005-06-24 at 16:07 -0700, Josh Triplett wrote:
> The attached patch adds a new dom0_op, DOM0_GETDOMAININFOLIST.  This
> operation allows retrieval of the domain info structures for all domains
> in one hypercall.
> 
> Using a small test program, on a system with 97 domains with
> non-contiguous domain IDs, I found that with this hypercall I could
> retrieve the full array of info structures 12840 times per second, an
> improvement from 2380 times per second with the DOM0_GETDOMAININFO op.
> 
> The patch also adds a libxc wrapper for this new hypercall.

Forgot to add that this patch is
Signed-off-by: Josh Triplett <josht@xxxxxxxxxx>

- Josh Triplett



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