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From: David Liu <dliu@iol.unh.edu>
To: Thomas Monjalon <thomas@monjalon.net>
Cc: dpdk-dev <dev@dpdk.org>,
	dts@dpdk.org, Lincoln Lavoie <lylavoie@iol.unh.edu>,
	 David Marchand <david.marchand@redhat.com>,
	Ferruh Yigit <ferruh.yigit@intel.com>,
	 Andrew Rybchenko <arybchenko@solarflare.com>,
	Ori Kam <orika@mellanox.com>,
	 Ciara Power <ciara.power@intel.com>,
	Ivan Ilchenko <ivan.ilchenko@oktetlabs.ru>,
	Hemant Agrawal <hemant.agrawal@nxp.com>,
	Stephen Hemminger <stephen@networkplumber.org>,
	 Raslan Darawsheh <rasland@mellanox.com>
Subject: Re: [dts] RSS Key Update Feature
Date: Tue, 30 Jun 2020 09:01:02 -0400	[thread overview]
Message-ID: <CAAuqQpT4jnWo+P3JA2iePK_fmU=S_0-OtSUnOVAwJXdiHHFKBw@mail.gmail.com> (raw)
In-Reply-To: <2250034.MpDbe8kn2E@thomas>

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Thank you for the clarification.

On Mon, Jun 29, 2020 at 7:48 PM Thomas Monjalon <thomas@monjalon.net> wrote:

> 29/06/2020 23:07, David Liu:
> > Hello all,
> >
> > I will be implementing a test in DTS for RSS Key Update.
> > http://doc.dpdk.org/guides/nics/features.html#rss-key-update
> >
> > To my understanding, this feature will test the ability to configure the
> > hash key of the ports. If that is incorrect, please let me know.
> >
> > Configure the port RSS hash key in testpmd and check if the new key will
> be
> > kept. Test configure the hash key that is longer than the max length and
> > shorter than the max length.
> >
> > Then start sending in packets with different source and destination IP
> > addresses. Ensure the ports are still able to calculate the hash value
> from
> > the incoming packets.
>
> Updating the key should change the destination queue of the packets.
> By setting up multi-queue Rx and choosing IP addresses accordingly,
> you can see packets arriving on the expected queue.
>
> > Please let me know if there is anything else need to be tested,
>
> A related test could be to read the computed hash in the mbuf metadata.
>
>
>

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      reply	other threads:[~2020-06-30 13:01 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-29 21:07 David Liu
2020-06-29 23:48 ` Thomas Monjalon
2020-06-30 13:01   ` David Liu [this message]

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