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From: David Marchand <david.marchand@redhat.com>
To: Stephen Hemminger <stephen@networkplumber.org>
Cc: dev@dpdk.org, koncept1@gmail.com
Subject: Re: [RFC] pcapng: record received RSS hash in pcap file
Date: Thu, 27 Oct 2022 10:29:20 +0200	[thread overview]
Message-ID: <CAJFAV8zU9aROSAHr46n4RCQXs3q_RrH752XQNeD5MVmAwry07w@mail.gmail.com> (raw)
In-Reply-To: <20220726213618.142173-1-stephen@networkplumber.org>

On Tue, Jul 26, 2022 at 11:37 PM Stephen Hemminger
<stephen@networkplumber.org> wrote:
>
> There is an option for recording RSS hash with packets in the
> pcapng standard. This implements this for all received packets.
>
> There is a corner case that can not be addressed with current
> DPDK API's. If using rte_flow() and some hardware it is possible
> to write a flow rule that uses another hash function like XOR.
> But there is no API that records this, or provides the algorithm
> info on a per-packet basis.
>
> The current version of wireshark does not display the recorded
> hash option. But if we build it they will come.

I updated the commitlog adding some info about "yet to be released
4.1" wireshark.

>
> Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Tested-by: Ben Magistro <koncept1@gmail.com>

Applied, thanks.


-- 
David Marchand


      parent reply	other threads:[~2022-10-27  8:29 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-07-26 21:36 [RFC] pcapng: record received RSS hash in pcap file Stephen Hemminger
2022-08-15 15:45 ` Stephen Hemminger
2022-10-21 20:05 ` Stephen Hemminger
2022-10-25 18:01   ` Ben Magistro
2022-10-27  8:29 ` David Marchand [this message]

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