[Kernel-packages] [Bug 2098944] Re: Failed to achieve more than 80% of the bandwidth on a 100Gbps connection during the network test

Hi, I have uploaded one of the passed network test results for 200G speed. Here, SUT and iPerf are connected back to back [1st port of SUT to 1st port of iPerf and it goes same for 2nd port]. ** Attachment added: "200G_Network_Test_Passed_Results" https://bugs.launchpad.net/ubuntu/+source/linu

[Kernel-packages] [Bug 2098944] Re: Failed to achieve more than 80% of the bandwidth on a 100Gbps connection during the network test

Yes, jumbo frames are set to 9000 on OS side, on switch side and on server side too. I have shared the network script of SUT. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/2098944 Title:

[Kernel-packages] [Bug 2098944] Re: Failed to achieve more than 80% of the bandwidth on a 100Gbps connection during the network test

** Attachment added: "network-script" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2098944/+attachment/5861051/+files/50-cloud-init.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net

[Kernel-packages] [Bug 2098944] Re: Failed to achieve more than 80% of the bandwidth on a 100Gbps connection during the network test

Output for the mentioned command: #uname -a Linux eve-valued-elf 6.8.0-53-generic #55-Ubuntu SMP PREEMPT_DYNAMIC Fri Jan 17 15:37:52 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux > When did you start experiencing this bug? >> I have been experiencing this issue whenever I run a network test with 100G

[Kernel-packages] [Bug 2098944] Re: Failed to achieve more than 80% of the bandwidth on a 100Gbps connection during the network test

apport-collect 2098944 above mentioned command executed on the terminal ** Changed in: linux (Ubuntu) Status: Incomplete => In Progress ** Changed in: linux (Ubuntu) Status: In Progress => Confirmed -- You received this bug notification because you are a member of Kernel Packages

[Kernel-packages] [Bug 2098944] Re: Failed to achieve more than 80% of the bandwidth on a 100Gbps connection during the network test

Applied network tuning techniques: On SUT: - Disable firewall - Install canonical-certification-server and certification-tools package - Start-iperf3 -a [IP] -n 20 - for both the ports On iPerf Server: - Disable the firewall - Install certification-tools package - Start-iperf3 -a [IP] -n 20 - fo

[Kernel-packages] [Bug 2098944] [NEW] Failed to achieve more than 80% of the bandwidth on a 100Gbps connection during the network test

Public bug reported: Server Details: SUT - Cisco UCS X210c M7 Ubuntu OS - 22.04/24.04 VIC/Ethernet Adapter - Cisco UCS VIC 15231 / UCSX-ML-V5D200G he SUT is configured to run the network test using the canonical- certification-server package, with both the SUT and iPerf test servers set up as per