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SubjectRe: Paravirtualization on VMware's Platform [VMI].
On 09/18/2009 03:17 AM, Alok Kataria wrote:
> Hi,
>
> We ran a few experiments to compare performance of VMware's
> paravirtualization technique (VMI) and hardware MMU technologies (HWMMU)
> on VMware's hypervisor.
>
> To give some background, VMI is VMware's paravirtualization
> specification which tries to optimize CPU and MMU operations of the
> guest operating system. For more information take a look at this
> http://www.vmware.com/interfaces/paravirtualization.html
>
> In most of the benchmarks, EPT/NPT (hwmmu) technologies are at par or
> provide better performance compared to VMI.
> The experiments included comparing performance across various micro and
> real world like benchmarks.
>

We've reached a similar conclusion for kvm pvmmu vs ept/npt.

--
Do not meddle in the internals of kernels, for they are subtle and quick to panic.



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