<html><head></head><body><div class="yahoo-style-wrap" style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:13px;"><div dir="ltr" data-setdir="false">I am using dpdk 22.11 on CentOS 7.X on intel machine with two MLNX cards. They are recognized by DPDK by both vfio-pci and uio-generic. I compiled it using the instructions on <span><a href="https://doc.dpdk.org/guides/linux_gsg/sys_reqs.html#compilation-of-the-dpdk" rel="nofollow" target="_blank" fg_scanned="1">2. System Requirements — Data Plane Development Kit 23.03.0-rc1 documentation (dpdk.org)</a></span></div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">The issue is when I run testpmd, it does not return any ethernet devices. Says No Probed Ethernet devices. </div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false"><div><div> dpdk-testpmd -l 0-3 -n 4 -a 98:00.1 -- -i --nb-cores=2</div><div>EAL: Detected CPU lcores: 72</div><div>EAL: Detected NUMA nodes: 2</div><div>EAL: Detected static linkage of DPDK</div><div>EAL: Multi-process socket /var/run/dpdk/rte/mp_socket</div><div>EAL: Selected IOVA mode 'VA'</div><div>EAL: VFIO support initialized</div><div>EAL: DPDK is running on a NUMA system, but is compiled without NUMA support.</div><div>EAL: This will have adverse consequences for performance and usability.</div><div>EAL: Please use --legacy-mem option, or recompile with NUMA support.</div><div>TELEMETRY: No legacy callbacks, legacy socket not created</div><div><b><font color="#cd232c">testpmd: No probed ethernet devices</font></b></div><div>Interactive-mode selected</div><div>testpmd: create a new mbuf pool <mb_pool_0>: n=171456, size=2176, socket=0</div><div>testpmd: preferred mempool ops selected: ring_mp_mc</div><div>Done</div><div>testpmd></div></div><br></div><div><br></div><div dir="ltr" data-setdir="false"><div><div>% dpdk-devbind.py -s</div><div><br></div><div>Network devices using DPDK-compatible driver</div><div>============================================</div><div>0000:4b:00.1 'MT2892 Family [ConnectX-6 Dx] 101d' drv=vfio-pci unused=mlx5_core</div><div>0000:98:00.1 'MT28800 Family [ConnectX-5 Ex] 1019' drv=vfio-pci unused=mlx5_core</div><div><br></div><div>Network devices using kernel driver</div><div>===================================</div><div>0000:4b:00.0 'MT2892 Family [ConnectX-6 Dx] 101d' if=ens300f0 drv=mlx5_core unused=vfio-pci *Active*</div><div>0000:98:00.0 'MT28800 Family [ConnectX-5 Ex] 1019' if=ens800f0 drv=mlx5_core unused=vfio-pci</div><div><br></div><div>No 'Baseband' devices detected</div><div>==============================</div><div><br></div><div>No 'Crypto' devices detected</div><div>============================</div><div><br></div><div>Other DMA devices</div><div>=================</div><div>0000:00:01.0 'Device 0b00' unused=vfio-pci</div><div>0000:00:01.1 'Device 0b00' unused=vfio-pci</div><div>0000:00:01.2 'Device 0b00' unused=vfio-pci</div><div>0000:00:01.3 'Device 0b00' unused=vfio-pci</div><div>0000:00:01.4 'Device 0b00' unused=vfio-pci</div><div>0000:00:01.5 'Device 0b00' unused=vfio-pci</div><div>0000:00:01.6 'Device 0b00' unused=vfio-pci</div><div>0000:00:01.7 'Device 0b00' unused=vfio-pci</div><div>0000:80:01.0 'Device 0b00' unused=vfio-pci</div><div>0000:80:01.1 'Device 0b00' unused=vfio-pci</div><div>0000:80:01.2 'Device 0b00' unused=vfio-pci</div><div>0000:80:01.3 'Device 0b00' unused=vfio-pci</div><div>0000:80:01.4 'Device 0b00' unused=vfio-pci</div><div>0000:80:01.5 'Device 0b00' unused=vfio-pci</div><div>0000:80:01.6 'Device 0b00' unused=vfio-pci</div><div>0000:80:01.7 'Device 0b00' unused=vfio-pci</div><div><br></div><div>No 'Eventdev' devices detected</div><div>==============================</div><div><br></div><div>No 'Mempool' devices detected</div><div>=============================</div><div><br></div><div>No 'Compress' devices detected</div><div>==============================</div><div><br></div><div>No 'Misc (rawdev)' devices detected</div><div>===================================</div><div><br></div><div>No 'Regex' devices detected</div><div>===========================</div></div><br></div></div></body></html>