[Codel] [PATCH v5] pkt_sched: codel: Controlled Delay AQM

Eric Dumazet eric.dumazet at gmail.com
Sat May 5 17:11:21 EDT 2012


On Sat, 2012-05-05 at 22:36 +0200, Eric Dumazet wrote:
> On Sat, 2012-05-05 at 22:20 +0200, Eric Dumazet wrote:
> 
> > I believe we should allow the last packet to be sent even if
> > sch->qstats.backlog >= q->minbytes
> > 
> > Hmm... this means we should do the 
> > sch->qstats.backlog -= qdisc_pkt_len(skb);
> > right after the calls to __skb_dequeue(&sch->q);
> > 
> > (and not in the codel_drop() or at end of codel_dequeue())
> > 
> > 
> 
> I am also adding a dump_stats capability, so I'll resend a v6
> 
> (So that we can check runtime param like 'q->count' and other
> interesting stuff)
> 
> 

I believe we can remove the cache of 64 values, since q->count is way
bigger most if the time, according to my results.






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