Validated for Ubuntu Focal with the current kernel from focal-proposed. Tested on a 10G NIC that's affected by this patch (device ID 0x0903). iperf3 shows that we're able to almost saturate the NIC successfully in both standard and reverse sender mode:
[ ID] Interval Transfer Bitrate Retr [ 5] 0.00-10.00 sec 10.3 GBytes 8.83 Gbits/sec 266 sender [ 5] 0.00-10.00 sec 10.3 GBytes 8.82 Gbits/sec receiver [ ID] Interval Transfer Bitrate Retr [ 5] 0.00-10.00 sec 10.8 GBytes 9.30 Gbits/sec 0 sender [ 5] 0.00-10.00 sec 10.8 GBytes 9.30 Gbits/sec receiver ubuntu@duduo:~$ uname -rv 5.4.0-109-generic #123-Ubuntu SMP Fri Apr 8 09:10:54 UTC 2022 ** Tags removed: verification-needed-focal ** Tags added: verification-done-focal -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1964512 Title: Low RX performance for 40G Solarflare NICs To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1964512/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
