Mellanox ConnectX-4 logging "Failed to validate ETS: BW sum is illegal"

Solution Unverified - Updated -

Issue

  • Mellanox ConnectX-4 creating lot of error messages related to network:
kernel: mlx5_core [PCI ID] ethX: Failed to validate ETS: BW sum is illegal
kernel: mlx5_core [PCI ID] ethX: mlx5e_dcbnl_setall, Failed to validate ETS: -22

Environment

  • Red Hat Enterprise Linux 7.5 (kernel 3.10.0-862.2.3.el7)
  • Mellanox ConnectX-4 Network Adapter in Ethernet mode using mlx5_core driver

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