[AusNOG] VM throughput to network

[Tom Lanyon]

On 18/11/2010, at 9:49 AM, Skeeve Stevens wrote:
> It is my ‘theory’ (not backed up my technical facts) that a VM should be able to use more than 1Gig of throughput when a VM (VMware) is on a server that has a bonded NIC to a switch which ‘in Cisco talk’ is doing a ether-channel/port channel to the server – the case in point is 2 cables together, but in theory should be able to go to 4 or more.
>  
> The server guys are suggesting that a single VM can only go out one of the NIC ports and therefore only get to a maximum of 1Gb throughput.

Virtualisation and the capabilities of the emulated vNIC aside, this would depend on your hashing/load-balancing algorithm on the etherchannel...

Regards,
Tom