[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date: Wed, 6 Jul 2022 18:54:17 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: David Laight <David.Laight@...LAB.COM>
Cc: "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: rawip: delayed and mis-sequenced transmits
On Wed, 6 Jul 2022 15:54:18 +0000 David Laight wrote:
> Anyone any ideas before I start digging through the kernel code?
If the qdisc is pfifo_fast and kernel is old there could be races.
But I don't think that's likely given you probably run something
recent and next packet tx would usually flush the stuck packet.
In any case - switching qdisc could be a useful test, also bpftrace
is your friend for catching patckets with long sojourn time.
Powered by blists - more mailing lists