Yes, it happens on every boot. Config is: - bond of two i40e ports in 802.3ad mode with xmit-hash-policy layer3+4 - both cards mtu 9000 and for both cards ethtool -C eth3 adaptive-rx off adaptive-tx off rx-usecs 0 tx-usecs 0 ethtool -A eth3 tx off rx off autoneg off ethtool -G eth3 rx 4096 tx 4096 ifconfig eth3 txqueuelen 10000 that's it ;-)