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From: "De Lara Guarch, Pablo" <pablo.de.lara.guarch@intel.com>
To: "Montorsi, Francesco" <fmontorsi@empirix.com>, "dev@dpdk.org"
 <dev@dpdk.org>
Thread-Topic: how to use multiple RX queues on the same port
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Date: Mon, 26 Oct 2015 19:36:36 +0000
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Subject: Re: [dpdk-dev] how to use multiple RX queues on the same port
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Hi Francesco,

> -----Original Message-----
> From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Montorsi,
> Francesco
> Sent: Monday, October 26, 2015 5:23 PM
> To: dev@dpdk.org
> Subject: [dpdk-dev] how to use multiple RX queues on the same port
>=20
> Hi all,
> To avoid rx_nombuf packet drops, I'm trying to configure a DPDK port to u=
se
> more than 1 RX queue... so I'm trying (on a 10Gbps card) to use 4 RX queu=
es.
> The call to rte_eth_dev_configure() and the 4 calls to
> rte_eth_rx_queue_setup() succeed but then via the
> rte_eth_rx_queue_count() API I see that only the first RX queue is used. =
The
> remaining 3 seems unused... am I missing something?

How are you configuring the port? Are you using RSS? I guess that's what yo=
u are looking for,
so make sure that you are using the right mq_mode(ETH_MQ_RX_RSS).
Which NIC are you using and which traffic type? Because if you don't vary t=
he traffic, you won't see any traffic in all queues.

Pablo

>=20
>=20
> Thanks!
>=20
> Francesco Montorsi