[freenet-dev] [freenet-cvs] r11679 - in trunk/apps/load-balancing-sims/phase7/sim: . clients messages

[Matthew Toseland]

On Mon, Feb 12, 2007 at 11:51:15AM +0000, Michael Rogers wrote:
> Matthew Toseland wrote:
> >> TCP fast retransmits 1 when 2,3,4 have been acked, without considering 
> >> the RTT. The simulator code also checks that 1 was last sent 
> >> 1.5*RTT+MAX_DELAY seconds ago, but this is just to prevent 1 from being 
> >> retransmitted again when 5 is acked.
> > 
> > Okay so TCP has a cooldown instead? Won't resend a given packet more
> > often than once per RTT?
> 
> I'm not sure - I believe TCP only fast retransmits each packet once, so 
> subsequent retransmissions would be due to timeouts (checked every 500ms).

Well, show me what works best in simulation / what other people do. But
I'd really rather avoid an extra packet for every packet if possible.
> 
> Cheers,
> Michael
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