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From: Lokesh Chakka <lvenkatakumarchakka@gmail.com>
Date: Mon, 7 Oct 2024 21:06:29 +0530
Message-ID: <CACh--sgiUuc5M=xD1dMEL9vunPe6Jnj=SEFPmoUOL_xYdssNQg@mail.gmail.com>
Subject: Re: unable to capture packets
To: Bing Zhao <bingz@nvidia.com>
Cc: users <users@dpdk.org>
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--0000000000008c3ee90623e4c99f
Content-Type: text/plain; charset="UTF-8"
I've tried TX. It's working fine.
I'm sure problem is only with my code.
On Mon, 7 Oct, 2024, 20:52 Bing Zhao, <bingz@nvidia.com> wrote:
> Which NIC are you using?
>
> Have you tried dpdk-testpmd or l2fwd on your setup to check if the packet
> can be sent and received correctly?
>
>
>
> BR. Bing
>
>
>
> *From:* Lokesh Chakka <lvenkatakumarchakka@gmail.com>
> *Sent:* Monday, October 7, 2024 9:52 PM
> *To:* users <users@dpdk.org>
> *Subject:* unable to capture packets
>
>
>
> *External email: Use caution opening links or attachments*
>
>
>
> hello,
>
>
>
> I'm trying to capture packets using the following piece of code :
>
>
>
> ==========================================================
>
> struct rte_eth_rxconf rxq_conf = dev_info.default_rxconf;
> rxq_conf.offloads = port_conf.rxmode.offloads;
> rte_eth_rx_queue_setup( 0, 0, num_of_pkts_per_queue, (unsigned int)sock,
> &rxq_conf, mem_pool );
> rte_eth_dev_start( 0 );
> while( 1 )
> {
> num_of_pkts_rcvd = rte_eth_rx_burst( 0, 0, mbuf, num_of_pkts_per_queue );
> fprintf( stderr, "num_of_pkts_rcvd: %u\n", num_of_pkts_rcvd );
> }
>
> ==========================================================
>
> It's always printing num_of_pkts_rcvd as 0.
>
>
>
> Can someone help me understand what the issue is ....
>
>
> Thanks & Regards
> --
> Lokesh Chakka.
>
--0000000000008c3ee90623e4c99f
Content-Type: text/html; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable
<div dir=3D"auto">I've tried TX. It's working fine.<div dir=3D"auto=
">I'm sure problem is only with my code.</div></div><br><div class=3D"g=
mail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Mon, 7 Oct, 2024, 20:5=
2 Bing Zhao, <<a href=3D"mailto:bingz@nvidia.com">bingz@nvidia.com</a>&g=
t; wrote:<br></div><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 =
.8ex;border-left:1px #ccc solid;padding-left:1ex">
<div lang=3D"EN-US" link=3D"#467886" vlink=3D"#96607D" style=3D"word-wrap:b=
reak-word">
<div class=3D"m_-7484457012209267196WordSection1">
<p class=3D"MsoNormal"><span style=3D"font-size:11.0pt">Which NIC are you u=
sing?<u></u><u></u></span></p>
<p class=3D"MsoNormal"><span style=3D"font-size:11.0pt">Have you tried dpdk=
-testpmd or l2fwd on your setup to check if the packet can be sent and rece=
ived correctly?<u></u><u></u></span></p>
<p class=3D"MsoNormal"><span style=3D"font-size:11.0pt"><u></u>=C2=A0<u></u=
></span></p>
<p class=3D"MsoNormal"><span style=3D"font-size:11.0pt">BR. Bing<u></u><u><=
/u></span></p>
<p class=3D"MsoNormal"><span style=3D"font-size:11.0pt"><u></u>=C2=A0<u></u=
></span></p>
<div style=3D"border:none;border-left:solid blue 1.5pt;padding:0in 0in 0in =
4.0pt">
<div>
<div style=3D"border:none;border-top:solid #e1e1e1 1.0pt;padding:3.0pt 0in =
0in 0in">
<p class=3D"MsoNormal"><b><span style=3D"font-size:11.0pt;font-family:"=
;Calibri",sans-serif">From:</span></b><span style=3D"font-size:11.0pt;=
font-family:"Calibri",sans-serif"> Lokesh Chakka <<a href=3D"m=
ailto:lvenkatakumarchakka@gmail.com" target=3D"_blank" rel=3D"noreferrer">l=
venkatakumarchakka@gmail.com</a>>
<br>
<b>Sent:</b> Monday, October 7, 2024 9:52 PM<br>
<b>To:</b> users <<a href=3D"mailto:users@dpdk.org" target=3D"_blank" re=
l=3D"noreferrer">users@dpdk.org</a>><br>
<b>Subject:</b> unable to capture packets<u></u><u></u></span></p>
</div>
</div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<table border=3D"1" cellpadding=3D"0" style=3D"background:#ffeb9c">
<tbody>
<tr>
<td style=3D"padding:.75pt .75pt .75pt .75pt">
<p class=3D"MsoNormal"><b><span style=3D"font-size:7.5pt;font-family:"=
Verdana",sans-serif;color:black">External email: Use caution opening l=
inks or attachments</span></b><span style=3D"font-size:7.5pt;font-family:&q=
uot;Verdana",sans-serif;color:black">
</span><u></u><u></u></p>
</td>
</tr>
</tbody>
</table>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<div>
<div>
<div>
<p class=3D"MsoNormal">hello,<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">I'm trying to capture packets using the followin=
g piece of code :
<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal">struct rte_eth_rxconf rxq_conf =3D dev_info.default_=
rxconf;<br>
rxq_conf.offloads =3D port_conf.rxmode.offloads;<br>
rte_eth_rx_queue_setup( 0, 0, num_of_pkts_per_queue, (unsigned int)sock, &a=
mp;rxq_conf, mem_pool );<br>
rte_eth_dev_start( 0 );<br>
while( 1 )<br>
{<br>
num_of_pkts_rcvd =3D rte_eth_rx_burst( 0, 0, mbuf, num_of_pkts_per_queue );=
<br>
fprintf( stderr, "num_of_pkts_rcvd: %u\n", num_of_pkts_rcvd );<br=
>
}<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal">=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D<u></u><u></u></p>
</div>
<div>
<div>
<div>
<div>
<div>
<div>
<div>
<div>
<div>
<div>
<div>
<div>
<p class=3D"MsoNormal">It's always printing num_of_pkts_rcvd as 0.<u></=
u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Can someone help me understand what the issue is ...=
.<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal"><br>
Thanks & Regards<br>
--<br>
Lokesh Chakka.<u></u><u></u></p>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</blockquote></div>
--0000000000008c3ee90623e4c99f--