Re: [RFT] BIC TCP delayed ack compensation

[Stephen Hemminger <shemminger@xxxxxxxx>]

On Tue, 22 Feb 2005 22:22:42 GMT
Hubert Tonneau <hubert.tonneau@xxxxxxxxxxxxxx> wrote:

> Stephen Hemminger wrote:
> >
> > This patch which was extracted from BIC TCP 1.1 compensates
> > for systems (like MaxOSX) that don't ACK every other packet.
> > It has no impact for normal transfers, but might help with problems
> > with Mac like Hubert found.
> 
> No, it's even worse.
> 
> 2.6.9 to 100 Mbps connected MacOSX: 15 seconds (for roughly 100 MB or data)
> 2.6.9 to gigabit connected MacOSX: 5 seconds
> 2.6.10-ac11 to 100 Mbps connected MacOSX: 325 seconds
> 2.6.10-ac11 to gigabit connected MacOSX: 5 seconds
> 2.6.10-ac11+BIC to 100 Mbps connected MacOSX: 620 seconds
> 2.6.10-ac11+BIC to gigabit connected MacOSX: 5 seconds

Thanks, that is really interesting...