[Cake] openwrt was changing fq_codel quantum default
kevin at darbyshire-bryant.me.uk
Tue Dec 8 04:59:53 EST 2015
Did anyone else see https://dev.openwrt.org/ticket/21326 and fixing
commit https://dev.openwrt.org/changeset/47811 go through in the early
hours of this morning?
q->quantum = 300; //was
q->quantum = psched_mtu(qdisc_dev(sch)); //now returned to kernel default
" i ran into cpu limits with sirq on archer c7v2 while testing ingress
it seems to me that quantum < mtu is very costly (at cpu) with higher
~40% sirq load with quantum 1522+
90% at quantum mtu/2"
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