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<p class="MsoNormal">Hello all,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I would like to run a DPDK application on virtio driver that is in a Ubuntu-20 VM.
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<ol style="margin-top:0cm" start="1" type="1">
<li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1">Can DPDK-22.11 create a virtio_user on virtio driver? Or is there a another way to create KNI? I could not create VF .<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1">Is there a way to run virtio_user as Exception path via igb_uio instead of VFIO?<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1">Or do i have to run via rte_kni?<o:p></o:p></li></ol>
<p class="MsoListParagraph"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I try to follow VFIO guide to create VF but it doesnt work. There is no srvio support in virtio driver as expected.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Best regards.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">This parts not possible to run<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="font-size:9.0pt;font-family:Consolas;color:#888888;mso-ligatures:none;mso-fareast-language:TR">echo 1 | sudo tee /sys/module/vfio_pci/parameters/enable_sriov</span><span style="font-size:9.0pt;font-family:Consolas;color:#404040;mso-ligatures:none;mso-fareast-language:TR"><o:p></o:p></span></p>
<pre><span class="go"><span style="font-size:9.0pt;font-family:Consolas;color:#888888">echo 2 > /sys/bus/pci/devices/0000:86:00.0/sriov_numvfs</span></span><span style="font-size:9.0pt;font-family:Consolas;color:#404040"><o:p></o:p></span></pre>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">DPDK version 22.11<o:p></o:p></p>
<p class="MsoNormal">Ubuntu 20.04.5<o:p></o:p></p>
<p class="MsoNormal">5.4.0-146-generic<o:p></o:p></p>
<p class="MsoNormal"><a href="https://doc.dpdk.org/guides-22.11/howto/virtio_user_as_exception_path.html#virtio-user-as-exception-path">https://doc.dpdk.org/guides-22.11/howto/virtio_user_as_exception_path.html#virtio-user-as-exception-path</a><o:p></o:p></p>
<p class="MsoNormal"><a href="https://doc.dpdk.org/guides-22.11/nics/tap.html">55. Tun|Tap Poll Mode Driver — Data Plane Development Kit 22.11.1 documentation (dpdk.org)</a><o:p></o:p></p>
<p class="MsoNormal"><a href="https://doc.dpdk.org/guides-22.11/linux_gsg/linux_drivers.html#linux-gsg-linux-drivers">https://doc.dpdk.org/guides-22.11/linux_gsg/linux_drivers.html#linux-gsg-linux-drivers</a><o:p></o:p></p>
<p class="MsoNormal"><a href="https://docs.kernel.org/driver-api/vfio.html">https://docs.kernel.org/driver-api/vfio.html</a><o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">ethtool -i ens6<o:p></o:p></p>
<p class="MsoNormal">driver: virtio_net<o:p></o:p></p>
<p class="MsoNormal">version: 1.0.0<o:p></o:p></p>
<p class="MsoNormal">firmware-version:<o:p></o:p></p>
<p class="MsoNormal">expansion-rom-version:<o:p></o:p></p>
<p class="MsoNormal">bus-info: 0000:00:06.0<o:p></o:p></p>
<p class="MsoNormal">supports-statistics: yes<o:p></o:p></p>
<p class="MsoNormal">supports-test: no<o:p></o:p></p>
<p class="MsoNormal">supports-eeprom-access: no<o:p></o:p></p>
<p class="MsoNormal">supports-register-dump: no<o:p></o:p></p>
<p class="MsoNormal">supports-priv-flags: no<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="mso-ligatures:none;mso-fareast-language:TR">___<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-ligatures:none;mso-fareast-language:TR">Yasin CANER<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-ligatures:none;mso-fareast-language:TR">Lider Mühendis<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-ligatures:none;mso-fareast-language:TR">Ulak Haberleşme A.Ş. Ankara<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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