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<p class="MsoNormal">Hello Devs,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I hope this email finds you well.<o:p></o:p></p>
<p class="MsoNormal">I am reaching out to seek assistance regarding an issue I am facing in DPDK within my Kubernetes cluster.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I have deployed a Kubernetes cluster v1.26.0, and I am currently running network testing through DPPD-PRoX (<span style="mso-ligatures:none;mso-fareast-language:EN-GB"><a href="https://github.com/opnfv/samplevnf/commit/02425932">commit/02425932</a></span>)
using DPDK (v22.11.0). I have deployed 3 pairs of PODs (3 server pods and 3 client pods) on a single K8 node. The server generates and sends traffic to the receiver pod.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">During the automated testing, I encounter an error: "<b>Error in rte_eal_init().</b>" This error occurs randomly, and I am unable to determine the root cause. However, this issue does not occur when I use a single pair of PODs (1 server
pod and 1 client pod). The traffic is sent and received through the sriov NICs.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">PFB the software catalogue I am using:<o:p></o:p></p>
<p class="MsoNormal" style="margin-left:36.0pt"><span style="mso-ligatures:none;mso-fareast-language:EN-GB">DPPD-PRoX:
<a href="https://github.com/opnfv/samplevnf/commit/02425932">commit/02425932</a><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:36.0pt"><span style="mso-ligatures:none;mso-fareast-language:EN-GB">DPDK version: v22.11.0<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:36.0pt"><span style="mso-ligatures:none;mso-fareast-language:EN-GB">DPDK driver: vfio-pci<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:36.0pt"><span style="mso-ligatures:none;mso-fareast-language:EN-GB">SRIOV VF driver: iavf<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:36.0pt">POD OS: Ubuntu 20.04<o:p></o:p></p>
<p class="MsoNormal" style="margin-left:36.0pt">POD Kernel: 4.18.0-372.9.1.el8.x86_64<o:p></o:p></p>
<p class="MsoNormal" style="margin-left:36.0pt">Kubernetes: v1.26.0<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Error logs:<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB">EAL: Detected CPU lcores: 104<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB">EAL: Detected NUMA nodes: 2<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB">EAL: Detected shared linkage of DPDK<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB">EAL: Multi-process socket /var/run/dpdk/rte/mp_socket<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB">EAL: Selected IOVA mode 'VA'<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB">EAL: VFIO support initialized<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB">EAL: Cannot allocate memzone list<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB">EAL: FATAL: Cannot init memzone<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB">EAL: Cannot init memzone<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB">Supports Intel RDT Monitoring capability<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"> RDT-A. Supports Intel RDT Allocation capability<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"> Supports L3 Cache Intel RDT Monitoring<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"> Intel RDT Monitoring has 207 maximum RMID<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"> Supports L3 occupancy monitoring<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"> Supports L3 Total bandwidth monitoring<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"> Supports L3 Local bandwidth monitoring<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"> L3 Cache Intel RDT Monitoring Capability has 207 maximum RMID<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"> Upscaling_factor = 106496<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"> Supports L3 Cache Allocation Technology<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"> Supports MBA Allocation Technology<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"> Code and Data Prioritization Technology supported<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"> L3 Cache Allocation Technology Enumeration Highest COS number = 15<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"> L2 Cache Allocation Technology Enumeration COS number = 0<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"> Memory Bandwidth Allocation Enumeration COS number = 7<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB">=== Parsing configuration file '/tmp/tmpwkvn651h.cfg' ===<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"> *** Reading [lua] section ***<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"> *** Reading [variables] section ***<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"> *** Reading [eal options] section ***<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"> *** Reading [cache set #] sections ***<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"> *** Reading [port #] sections ***<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"> *** Reading [defaults] section ***<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"> *** Reading [global] section ***<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"> *** Reading [core #] sections ***<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB">=== Setting up RTE EAL ===<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"> Worker threads core mask is 0x2800000<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"> With master core index 23, full core mask is 0x2800000<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"> EAL command line: /opt/samplevnf/VNFs/DPPD-PROX/build/prox -c0x2800000 --main-lcore=23 -n4 --allow 0000:86:04.6<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB">error Error in rte_eal_init()<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="mso-ligatures:none;mso-fareast-language:EN-GB"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="mso-ligatures:none;mso-fareast-language:EN-GB">Any insights or guidance to help resolve this issue would be highly appreciated. If you need any more details, please feel free to ask.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-ligatures:none;mso-fareast-language:EN-GB">Thank you for your time and assistance!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"><o:p> </o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Verdana",sans-serif;color:#5B9BD5;mso-ligatures:none;mso-fareast-language:EN-GB">Best Regards,<br>
<br>
Avijit Pandey<br>
Cloud SME | VoerEirAB<br>
+919598570190</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";mso-ligatures:none;mso-fareast-language:EN-GB"><o:p> </o:p></span></p>
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