<div dir="ltr">Hi,<div><br></div><div>Why is the EAL argument "portmask" set to 0x1 ? it optional, try by removing it.</div><div>Have you tried without "--no-lsc-interrupt" from EAL arguments.</div><div>And also, you can cross checked the Bonding device creation and configuration with the "--vdev" EAL parameters as follows:</div><div>
<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;font-size-adjust:none;font-kerning:auto;font-feature-settings:normal;font-stretch:normal;font-size:14px;line-height:normal;font-family:Menlo;color:rgb(0,0,0);background-color:rgb(128,132,132)"><span class="gmail-s1" style="font-variant-ligatures:no-common-ligatures">--vdev 'net_bonding0,mode=0,member=0000:b1:00.0,member=0000:b1:00.1'</span></p></div><div><br></div><div>Regards,</div><div>Madhukar.</div></div><br><div class="gmail_quote gmail_quote_container"><div dir="ltr" class="gmail_attr">On Mon, Apr 7, 2025 at 1:40 PM Aman Thakur <<a href="mailto:r.aman.t.435@gmail.com">r.aman.t.435@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><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>
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