<div dir="ltr"><div dir="ltr"><div>Hi users, <br></div><div><br></div><div>Environment<br>===========<br>DPKD Version : 21.11.9<br>Bond member <br>slave 1 : Intel e1000e I217 1Gbps "Ethernet Connection I217-LM 153a"<br>slave 2 : Intel e1000e 82574 1Gbps "82574L Gigabit Network Connection 10d3"<br>OS :Rocky Linux 8.10 rhel centos fedora<br>Compiler: gcc (GCC) 8.5.0 20210514 (Red Hat 8.5.0-24)<br><br>Steps to reproduce<br>==================<br>1. bind ports to dpdk <br>dpdk-devbind.py -b vfio-pci 0000:b1:00.0 0000:b1:00.1<br>2. launch testpmd<br>./dpdk-testpmd -l 0-3 -n 4 -- -i --portmask=0x1 --nb-cores=2 --no-lsc-interrupt --port-topology=chained<br>3. create bonding device<br>port stop all<br>create bonded device 0 0<br>add bonding slave 0 2<br>add bonding slave 1 2<br>port start all<br>show port info all<br><br><br><br>Results: <br>========<br>the link status of 1 ports is down ( not specific to mode )<br>In every bond mode link speed of the slave interface 1 Intel e1000e I217 1Gbps "Ethernet Connection I217-LM 153a" is down.<br><br>Port 0 Link down<br>Port 1 Link up at 1 Gbps FDX Autoneg<br><br>Port 1: link state change event<br>Port 2 Link up at 1 Gbps FDX Autoneg<br>Done<br><br>Expected Result:<br>================<br>The status of all ports should be normal. Link status of both member/slave should be up and status of port 0 should not be always down. <br>In mode 0 with bond mode 0 link speed should be 2 Gbps with 2 members each 1 1Gbps.</div><div><br></div><div> <p><b>My Questions:</b></p><ol><li>What could be causing one of the slaves to become inactive ?</li><li>Is there a specific configuration or step I might be missing that's preventing the bond from utilizing both slaves ?</li><li>Are there any known compatibility issues or limitations with Intel e1000e I217 1Gbps "Ethernet Connection I217-LM 153a" that could explain this behavior?</li></ol> <br></div><div><br></div> </div> </div>