On Tue, May 3, 2016 at 10:54 AM, Eric Dumazet <[email protected]> wrote: > On Tue, 2016-05-03 at 10:37 -0700, Dave Taht wrote: >> Thus far this batch drop patch is testing out beautifully. Under a >> 900Mbit flood going into 100Mbit on the pcengines apu2, cpu usage for >> ksoftirqd now doesn't crack 10%, where before (under >> pie,pfifo,fq_codel,cake & the prior fq_codel) it went to 88% and >> ultimately bad things happened, like losing routability. >> >> I've had it running for hours and I hardly notice it's there. >> > > Excellent, thanks for testing it.
Getting it up to 4 floods with 8k udp fragments each could take it up to about 20-30% of cpu. iperf3 -c 172.26.64.200 -u -P 4 -b200Mbit -t 600 & still, beyond awesome. > >> Performance for the normal cc controlled and/or sparse flows is >> unaffected, aside from the uncontrolled flows eating their percentage >> of the link. >> >> Nice work. Thx. This should go into -stable. >> >> https://patchwork.ozlabs.org/patch/617307/ >> >> Sigh. The RFC is past last call... > > It is merged : > > https://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git/commit/?id=9d18562a227874289fda8ca5d117d8f503f1dcca the ietf approval process is about 17512 hours longer than the netdev approval process. > > -- Dave Täht Let's go make home routers and wifi faster! With better software! http://blog.cerowrt.org _______________________________________________ Codel mailing list [email protected] https://lists.bufferbloat.net/listinfo/codel
