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

[Tomasz Chmielewski <mangoo@xxxxxxxx>]

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
http://wpkg.org


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