On Tue, 1 Dec 2020 20:53:16 -0800 Vinicius Costa Gomes wrote: > $ tc qdisc replace dev $IFACE parent root handle 100 taprio \ > num_tc 3 \ > map 2 2 1 0 2 2 2 2 2 2 2 2 2 2 2 2 \ > queues 1@0 1@1 2@2 \ > base-time $BASE_TIME \ > sched-entry S 0f 10000000 \ > preempt 1110 \ > flags 0x2 > > The "preempt" parameter is the only difference, it configures which > queues are marked as preemptible, in this example, queue 0 is marked > as "not preemptible", so it is express, the rest of the four queues > are preemptible.
Does it make more sense for the individual queues to be preemptible or not, or is it better controlled at traffic class level? I was looking at patch 2, and 32 queues isn't that many these days.. We either need a larger type there or configure this based on classes.
