Re: [ANNOUNCE] kvm-guest-drivers-windows-2

Tomasz Chmielewski
2008-05-14T15:49:02Z

Dor Laor schrieb:

(...)

>> - PV Windows (network driver)
>
> About 700Mb+-, there is currently extra copy that we need to omit.
> Thanks for Anthony, we just have to change the driver.
>
>> - non-PV Windows
>
> What do you mean? Other fully emulated nics like e1000?
> It does not perform as pv but depending on the guest it can do up to
> 600Mb+-.

Just generally, how Windows PV drivers help to improve network performance.

So, a PV network driver can do about 700Mb/s, and an emulated NIC can do about
600 Mb/s, Windows guest to host?

That would be about 20% improvement?

--
Tomasz Chmielewski