Re: packet deadline and process scheduling

2020-08-29 Thread S.V.R.Anand
Thanks a lot for the suggestion. If my understanding is correct, I think it solves part of the problem by dequeueing packets with deadline in a timely manner using bpf and FQ scheduler combination. Let me know if my understanding is correct. Once the packets are dequeued, how about scheduling of t

Re: packet deadline and process scheduling

2020-08-28 Thread Stephen Hemminger
On Fri, 28 Aug 2020 16:01:31 +0200 Willem de Bruijn wrote: > On Fri, Aug 28, 2020 at 10:51 AM S.V.R.Anand wrote: > > > > There is an active Internet draft "Packet Delivery Deadline time in > > 6LoWPAN Routing Header" > > (https://datatracker.ietf.org/doc/draft-ietf-6lo-deadline-time/) which > >

Re: packet deadline and process scheduling

2020-08-28 Thread Willem de Bruijn
On Fri, Aug 28, 2020 at 10:51 AM S.V.R.Anand wrote: > > There is an active Internet draft "Packet Delivery Deadline time in > 6LoWPAN Routing Header" > (https://datatracker.ietf.org/doc/draft-ietf-6lo-deadline-time/) which > is presently in the RFC Editor queue and is expected to become an RFC in

Re: packet deadline and process scheduling

2020-08-28 Thread S.V.R.Anand
There is an active Internet draft "Packet Delivery Deadline time in 6LoWPAN Routing Header" (https://datatracker.ietf.org/doc/draft-ietf-6lo-deadline-time/) which is presently in the RFC Editor queue and is expected to become an RFC in the near future. I happened to be one of the co-authors of this

Re: packet deadline and process scheduling

2020-08-28 Thread Eric Dumazet
On 8/27/20 11:45 PM, S.V.R.Anand wrote: > Hi, > > In the control loop application I am trying to build, an incoming message from > the network will have a deadline before which it should be delivered to the > receiver process. This essentially calls for a way of scheduling this process > based