It is working with Ubuntu 16.10 . -- 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/1678585
Title: [Zesty] TSO doesn't work properly Status in linux package in Ubuntu: Incomplete Bug description: The TSO (TCP segmentation offload), By default it is shown to be ON, but actually aggregation doesn’t happen. When turning it on again - aggregation is observed. Same behavior for mlx4_en, mlx5_core, igb. Steps to repro: 1. root:~# uname -r 4.10.0-14-generic 2. root:~# ethtool -i eno2 driver: igb version: 5.4.0-k firmware-version: 1.63, 0x800009fa expansion-rom-version: bus-info: 0000:06:00.0 supports-statistics: yes supports-test: yes supports-eeprom-access: yes supports-register-dump: yes supports-priv-flags: no 3. root:~# ethtool -k eno2 | grep offload tcp-segmentation-offload: on udp-fragmentation-offload: off [fixed] generic-segmentation-offload: on generic-receive-offload: on large-receive-offload: off [fixed] rx-vlan-offload: on tx-vlan-offload: on l2-fwd-offload: off [fixed] hw-tc-offload: off [fixed] 4. root@:~# ethtool -K eno2 gso off 5. root@:~# ethtool -k eno2 | grep offload tcp-segmentation-offload: on udp-fragmentation-offload: off [fixed] generic-segmentation-offload: off generic-receive-offload: on large-receive-offload: off [fixed] rx-vlan-offload: on tx-vlan-offload: on l2-fwd-offload: off [fixed] hw-tc-offload: off [fixed] 6. netperf -H 10.195.43.1 -l 4 -t TCP_STREAM -c -C -- -m 15000 Traffic size less or equal to 1514 is observed, despite the fact TSO is on. 7. ethtool -K eno2 tso on 8. netperf -H 10.195.43.1 -l 4 -t TCP_STREAM -c -C -- -m 15000 Traffic size of 64K is observed. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1678585/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
