On Friday 31 December 2010 00:41:38 Matthew Toseland wrote:
> We need to deploy a new packet format again. This will be neg type 6. The
> immediate cause is that the HMAC for each packet is too short. We agreed on
> at least 10 bytes, it is still using 4. Are there any other important changes
> that should go in before the new neg type is deployed?
>
> One thing that was proposed was to record how long a packet had been delayed
> in coalescing for. This would allow us to get an accurate round-trip time.
> The downside is that if CPU usage is high packets can be delayed for longer
> than the maximum - so we'd still need to average both parts for purposes of
> timeouts etc. So maybe there isn't much point?
>
This has been deployed, with the larger HMAC and without any sort of timing
data.
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