> On 19 Sep, 2018, at 3:04 am, Juliusz Chroboczek <[email protected]> wrote: > >> Recently I tried to deploy a few babel 1.8.2 nodes with the latest >> openwrt, which I had to back out rapidly because I was dropping so many >> babel packets under contention. > > That's interesting. Could I please see a log? > >> A patch to universally enable babel ecn in net.c "solves" this problem, > > Interesting. AFAIK, ECN is only considered by AQM queues, so this implies > there's a queue in the way that's dropping Babel packets. Perhaps this > queue could be convinced to treat Babel packets specially without having > to hack around it using ECN? Or perhaps, if we know which queue that is, > we could modify Babel's packet scheduling to be more AQM friendly?
I assume it's the make-wifi-fast logic, which has fq_codel baked into the Linux wifi stack. That would react to congestion and ECN as described. - Jonathan Morton _______________________________________________ Babel-users mailing list [email protected] https://alioth-lists.debian.net/cgi-bin/mailman/listinfo/babel-users
