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[AMD Official Use Only - General]<br>
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<p class="MsoNormal"><span style="font-size:9.0pt;font-family:"Verdana",sans-serif">Hi Reshma,
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.0pt;font-family:"Verdana",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.0pt;font-family:"Verdana",sans-serif">Please find my response inline.
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.0pt;font-family:"Verdana",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.0pt;font-family:"Verdana",sans-serif">Thanks & Regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.0pt;font-family:"Verdana",sans-serif">Sivaprasad<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.0pt;font-family:"Verdana",sans-serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="mso-ligatures:none">From:</span></b><span style="mso-ligatures:none"> Pattan, Reshma <reshma.pattan@intel.com>
<br>
<b>Sent:</b> Wednesday, November 29, 2023 7:00 PM<br>
<b>To:</b> Tummala, Sivaprasad <Sivaprasad.Tummala@amd.com>; users@dpdk.org<br>
<b>Subject:</b> RE: AMD power monitor support <o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p style="margin:5.0pt"><span lang="EN-IE" style="font-size:10.0pt;font-family:"Arial",sans-serif;color:blue">[AMD Official Use Only - General]<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-IE" style="mso-ligatures:none"><o:p> </o:p></span></p>
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<b><span style="color:#222222;mso-ligatures:none">Caution:</span></b><span style="color:#222222;mso-ligatures:none"> This message originated from an External Source. Use proper caution when opening attachments, clicking links, or responding.
<o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-IE" style="mso-ligatures:none"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span lang="EN-IE">Hi Siva,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-IE"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-IE">Thanks for the information. Could you please clarify below<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-IE"><o:p> </o:p></span></p>
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<li class="MsoListParagraph" style="margin-left:0in;mso-list:l1 level1 lfo3"><span lang="EN-IE">So should we see C1 increment in below stats. Or is it CX?<o:p></o:p></span></li></ol>
<p class="MsoNormal"><span lang="EN-IE">[Siva] It ll be accounted in “Cx” <o:p></o:p></span></p>
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<li class="MsoListParagraph" style="margin-left:0in;mso-list:l1 level1 lfo3"><span lang="EN-IE">Are there any specific kernel boot parameter setting we need? to get into MWAITX. <o:p></o:p></span></li></ol>
<p class="MsoNormal"><span lang="EN-IE">[Siva] No additional boot parameters required.
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-IE" style="font-size:9.0pt;font-family:"Verdana",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span lang="EN-IE"># cpupower -c 2 monitor<o:p></o:p></span></b></p>
<p class="MsoNormal"><span lang="EN-IE"><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span lang="EN-IE"> | Mperf || Idle_Stats<o:p></o:p></span></b></p>
<p class="MsoNormal"><span lang="EN-IE">CPU| C0 | Cx | Freq || POLL | C1 | C2<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-IE"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-IE">Thanks,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-IE">Reshma<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-IE"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="mso-ligatures:none">From:</span></b><span style="mso-ligatures:none"> Tummala, Sivaprasad <<a href="mailto:Sivaprasad.Tummala@amd.com">Sivaprasad.Tummala@amd.com</a>>
<br>
<b>Sent:</b> Wednesday, November 29, 2023 11:19 AM<br>
<b>To:</b> Pattan, Reshma <<a href="mailto:reshma.pattan@intel.com">reshma.pattan@intel.com</a>>;
<a href="mailto:users@dpdk.org">users@dpdk.org</a><br>
<b>Subject:</b> RE: AMD power monitor support <o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-IE"><o:p> </o:p></span></p>
<p style="margin:5.0pt"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:blue">[AMD Official Use Only - General]<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-ligatures:none"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:9.0pt;font-family:"Verdana",sans-serif">Hi Reshma,
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.0pt;font-family:"Verdana",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.0pt;font-family:"Verdana",sans-serif">Yes, with pmd-mgmt=”monitor” allows AMD power monitor on Genoa.
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.0pt;font-family:"Verdana",sans-serif">You can monitor the same using “cpupower -c <n> monitor” tool.
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.0pt;font-family:"Verdana",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.0pt;font-family:"Verdana",sans-serif">Thanks & Regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.0pt;font-family:"Verdana",sans-serif">Sivaprasad<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.0pt;font-family:"Verdana",sans-serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="mso-ligatures:none">From:</span></b><span style="mso-ligatures:none"> Pattan, Reshma <<a href="mailto:reshma.pattan@intel.com">reshma.pattan@intel.com</a>>
<br>
<b>Sent:</b> Wednesday, November 29, 2023 4:04 PM<br>
<b>To:</b> Tummala, Sivaprasad <<a href="mailto:Sivaprasad.Tummala@amd.com">Sivaprasad.Tummala@amd.com</a>>;
<a href="mailto:users@dpdk.org">users@dpdk.org</a><br>
<b>Subject:</b> AMD power monitor support <o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<b><span style="color:#222222;mso-ligatures:none">Caution:</span></b><span style="color:#222222;mso-ligatures:none"> This message originated from an External Source. Use proper caution when opening attachments, clicking links, or responding.
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<p class="MsoNormal"><span lang="EN-IE" style="mso-ligatures:none"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span lang="EN-IE">Hi Sivaprasad,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-IE"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-IE">I am running dpdk l3fwd-power application in “monitor mode” on AMD Genoa using below command.
<o:p></o:p></span></p>
<p class="MsoNormal" style="text-indent:.5in"><b><span lang="EN-IE">./dpdk-l3fwd-power -l 1-3 -- -p 0x1 --config="(0,0,2),(0,1,3)" --pmd-mgmt=monitor<o:p></o:p></span></b></p>
<p class="MsoNormal"><span lang="EN-IE"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-IE">Does it allow cores to use DPDK <b>AMD power monitor</b> support feature based of mwaitx (<a href="https://patchwork.dpdk.org/project/dpdk/patch/20231009140546.862553-3-sivaprasad.tummala@amd.com/">https://patchwork.dpdk.org/project/dpdk/patch/20231009140546.862553-3-sivaprasad.tummala@amd.com/</a>)?
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-IE">If so how do I confirm if the cores are entering implementation dependant C1 State. If any pointers please let me know.
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-IE"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-IE">Thanks,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-IE">Reshma<o:p></o:p></span></p>
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