<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=Windows-1252">
<meta name="Generator" content="Microsoft Word 15 (filtered medium)">
<!--[if !mso]><style>v\:* {behavior:url(#default#VML);}
o\:* {behavior:url(#default#VML);}
w\:* {behavior:url(#default#VML);}
.shape {behavior:url(#default#VML);}
</style><![endif]--><style><!--
/* Font Definitions */
@font-face
{font-family:Wingdings;
panose-1:5 0 0 0 0 0 0 0 0 0;}
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Aptos;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0cm;
font-size:11.0pt;
font-family:"Aptos",sans-serif;
mso-ligatures:standardcontextual;}
span.EmailStyle18
{mso-style-type:personal-compose;
font-family:"Arial",sans-serif;
color:windowtext;
font-weight:normal;
font-style:normal;}
.MsoChpDefault
{mso-style-type:export-only;
font-size:11.0pt;
mso-ligatures:none;}
@page WordSection1
{size:612.0pt 792.0pt;
margin:72.0pt 72.0pt 72.0pt 72.0pt;}
div.WordSection1
{page:WordSection1;}
/* List Definitions */
@list l0
{mso-list-id:1099910202;
mso-list-template-ids:687255042;}
@list l0:level1
{mso-level-number-format:bullet;
mso-level-text:\F0B7;
mso-level-tab-stop:36.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Symbol;}
@list l0:level2
{mso-level-number-format:bullet;
mso-level-text:o;
mso-level-tab-stop:72.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:"Courier New";
mso-bidi-font-family:"Times New Roman";}
@list l0:level3
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:108.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l0:level4
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:144.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l0:level5
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:180.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l0:level6
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:216.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l0:level7
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:252.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l0:level8
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:288.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l0:level9
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:324.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l1
{mso-list-id:1660303150;
mso-list-template-ids:785561934;}
@list l1:level1
{mso-level-number-format:bullet;
mso-level-text:\F0B7;
mso-level-tab-stop:36.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Symbol;}
@list l1:level2
{mso-level-number-format:bullet;
mso-level-text:\F0B7;
mso-level-tab-stop:72.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Symbol;}
@list l1:level3
{mso-level-number-format:bullet;
mso-level-text:\F0B7;
mso-level-tab-stop:108.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Symbol;}
@list l1:level4
{mso-level-number-format:bullet;
mso-level-text:\F0B7;
mso-level-tab-stop:144.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Symbol;}
@list l1:level5
{mso-level-number-format:bullet;
mso-level-text:\F0B7;
mso-level-tab-stop:180.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Symbol;}
@list l1:level6
{mso-level-number-format:bullet;
mso-level-text:\F0B7;
mso-level-tab-stop:216.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Symbol;}
@list l1:level7
{mso-level-number-format:bullet;
mso-level-text:\F0B7;
mso-level-tab-stop:252.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Symbol;}
@list l1:level8
{mso-level-number-format:bullet;
mso-level-text:\F0B7;
mso-level-tab-stop:288.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Symbol;}
@list l1:level9
{mso-level-number-format:bullet;
mso-level-text:\F0B7;
mso-level-tab-stop:324.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Symbol;}
ol
{margin-bottom:0cm;}
ul
{margin-bottom:0cm;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]-->
</head>
<body lang="EN-US" link="#467886" vlink="#96607D" style="word-wrap:break-word">
<div class="WordSection1">
<p class="MsoNormal"><span style="mso-ligatures:none">Hi Team,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;mso-ligatures:none">I’m currently working with the dpdk-burst-replay tool and encountered an issue during execution. Below are the details:<o:p></o:p></span></p>
<div class="MsoNormal" align="center" style="text-align:center"><span style="font-size:12.0pt;mso-ligatures:none">
<hr size="2" width="100%" align="center">
</span></div>
<p class="MsoNormal"><b><span style="font-size:12.0pt;mso-ligatures:none">Observation:</span></b><span style="font-size:12.0pt;mso-ligatures:none"><br>
During replay, we received the following informational message:<o:p></o:p></span></p>
<p class="MsoNormal"><b><span style="font-size:12.0pt;mso-ligatures:none">port 0 is not on the good numa id (-1)</span></b><span style="font-size:12.0pt;mso-ligatures:none"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;mso-ligatures:none">As per the DPDK mailing list discussions, this warning is typically benign—often seen on NICs like Intel I225/I210, which do not report NUMA affinity. Hence, we proceeded with execution.<o:p></o:p></span></p>
<div class="MsoNormal" align="center" style="text-align:center"><span style="font-size:12.0pt;mso-ligatures:none">
<hr size="2" width="100%" align="center">
</span></div>
<p class="MsoNormal"><b><span style="font-size:12.0pt;mso-ligatures:none">Command Used:</span></b><span style="font-size:12.0pt;mso-ligatures:none"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;mso-ligatures:none">sudo numactl --cpunodebind=0 --membind=0 ./src/dpdk-replay Original_MAC.pcap 0000:01:00.1<o:p></o:p></span></p>
<p class="MsoNormal"><b><span style="font-size:12.0pt;mso-ligatures:none">Execution Output:</span></b><span style="font-size:12.0pt;mso-ligatures:none"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;mso-ligatures:none">preloading Original_MAC.pcap file (of size: 143959 bytes)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;mso-ligatures:none">file read at 100.00%<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;mso-ligatures:none">read 675 pkts (for a total of 143959 bytes). max packet length = 1518 bytes.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;mso-ligatures:none">-> Needed MBUF size: 1648<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;mso-ligatures:none">-> Needed number of MBUFs: 675<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;mso-ligatures:none">-> Needed Memory = 1.061 MB<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;mso-ligatures:none">-> Needed Hugepages of 1 GB = 1<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;mso-ligatures:none">-> Needed CPUs: 1<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;mso-ligatures:none">-> Create mempool of 675 mbufs of 1648 octets.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;mso-ligatures:none">-> Will cache 675 pkts on 1 caches.<o:p></o:p></span></p>
<div class="MsoNormal" align="center" style="text-align:center"><span style="font-size:12.0pt;mso-ligatures:none">
<hr size="2" width="100%" align="center">
</span></div>
<p class="MsoNormal"><b><span style="font-size:12.0pt;mso-ligatures:none">Issue:</span></b><span style="font-size:12.0pt;mso-ligatures:none"><br>
Despite successful parsing of the pcap file and proper initialization, <b>no frames were transmitted or received</b> on either the sender or receiver sides.<o:p></o:p></span></p>
<div class="MsoNormal" align="center" style="text-align:center"><span style="font-size:12.0pt;mso-ligatures:none">
<hr size="2" width="100%" align="center">
</span></div>
<p class="MsoNormal"><b><span style="font-size:12.0pt;mso-ligatures:none">Environment Details:</span></b><span style="font-size:12.0pt;mso-ligatures:none"><o:p></o:p></span></p>
<ul style="margin-top:0cm" type="disc">
<li class="MsoNormal" style="mso-list:l0 level1 lfo3"><span style="font-size:12.0pt;mso-ligatures:none">NIC used: Intel I225/I210<o:p></o:p></span></li><li class="MsoNormal" style="mso-list:l0 level1 lfo3"><span style="font-size:12.0pt;mso-ligatures:none">Hugepages configured: 1 GB<o:p></o:p></span></li><li class="MsoNormal" style="mso-list:l0 level1 lfo3"><span style="font-size:12.0pt;mso-ligatures:none">NUMA binding: --cpunodebind=0 --membind=0<o:p></o:p></span></li><li class="MsoNormal" style="mso-list:l0 level1 lfo3"><span style="font-size:12.0pt;mso-ligatures:none">OS: [Your Linux distribution, e.g., Ubuntu 20.04]<o:p></o:p></span></li><li class="MsoNormal" style="mso-list:l0 level1 lfo3"><span style="font-size:12.0pt;mso-ligatures:none">DPDK version: [Mention if known]<o:p></o:p></span></li></ul>
<div class="MsoNormal" align="center" style="text-align:center"><span style="font-size:12.0pt;mso-ligatures:none">
<hr size="2" width="100%" align="center">
</span></div>
<p class="MsoNormal"><span style="font-size:12.0pt;mso-ligatures:none">Could you please advise if any additional setup, configuration, or known limitations may be impacting the packet transmission?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;mso-ligatures:none">Thank you in advance for your support!<br>
<br>
<br>
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;mso-ligatures:none">Best regards,<br>
<b>Gokul K R</b><o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
</body>
</html>