Code:
root@pdc:~# dmesg|grep ixgbe
[ 0.000000] Command line: BOOT_IMAGE=/ROOT/ubuntu@/boot/vmlinuz-4.2.3-040203-generic root=ZFS=rpool/ROOT/ubuntu ro boot=zfs rpool=rpool bootfs=rpool/ROOT/ubuntu intel_iommu=on ixgbe.max_vfs=8
[ 0.000000] Kernel command line: BOOT_IMAGE=/ROOT/ubuntu@/boot/vmlinuz-4.2.3-040203-generic root=ZFS=rpool/ROOT/ubuntu ro boot=zfs rpool=rpool bootfs=rpool/ROOT/ubuntu intel_iommu=on ixgbe.max_vfs=8
[ 7.208439] ixgbe: Intel(R) 10 Gigabit PCI Express Network Driver - version 4.0.1-k
[ 7.208439] ixgbe: Copyright (c) 1999-2014 Intel Corporation.
[ 7.208607] ixgbe 0000:03:00.0: Enabling SR-IOV VFs using the max_vfs module parameter is deprecated - please use the pci sysfs interface instead.
[ 9.240064] ixgbe 0000:03:00.0 0000:03:00.0 (uninitialized): SR-IOV enabled with 8 VFs
[ 9.512691] ixgbevf: Intel(R) 10 Gigabit PCI Express Virtual Function Network Driver - version 2.12.1-k
[ 9.512692] ixgbevf: Copyright (c) 2009 - 2012 Intel Corporation.
[ 9.611689] ixgbe 0000:03:00.0: Multiqueue Enabled: Rx Queue count = 4, Tx Queue count = 4
[ 9.678012] ixgbe 0000:03:00.0: PCI Express bandwidth of 2GT/s available
[ 9.678013] ixgbe 0000:03:00.0: (Speed:2.5GT/s, Width: x1, Encoding Loss:20%)
[ 9.678014] ixgbe 0000:03:00.0: This is not sufficient for optimal performance of this card.
[ 9.678015] ixgbe 0000:03:00.0: For optimal performance, at least 20GT/s of bandwidth is required.
[ 9.678015] ixgbe 0000:03:00.0: A slot with more lanes and/or higher speed is suggested.
[ 9.722230] ixgbe 0000:03:00.0: MAC: 5, PHY: 6, PBA No: 020000-000
[ 9.722231] ixgbe 0000:03:00.0: 0c:c4:7a:74:09:18
[ 15.215889] ixgbe 0000:03:00.0 eth1: IOV is enabled with 8 VFs
[ 15.238000] ixgbe 0000:03:00.0: Intel(R) 10 Gigabit Network Connection
[ 15.238201] ixgbe 0000:03:00.1: Enabling SR-IOV VFs using the max_vfs module parameter is deprecated - please use the pci sysfs interface instead.
[ 16.787177] ixgbevf 0000:03:10.1: enabling device (0000 -> 0002)
[ 16.788293] ixgbevf 0000:03:10.1: PF still in reset state. Is the PF interface up?
[ 16.788293] ixgbevf 0000:03:10.1: Assigning random MAC address
[ 18.431419] ixgbevf 0000:03:10.1: 86:c7:2f:a5:60:0c
[ 18.431420] ixgbevf 0000:03:10.1: MAC: 4
[ 18.431420] ixgbevf 0000:03:10.1: Intel(R) 82599 Virtual Function
[ 18.431577] ixgbevf 0000:03:10.3: enabling device (0000 -> 0002)
[ 18.432709] ixgbevf 0000:03:10.3: PF still in reset state. Is the PF interface up?
[ 18.432709] ixgbevf 0000:03:10.3: Assigning random MAC address
[ 19.363463] ixgbevf 0000:03:10.3: 62:5a:23:07:bd:59
[ 19.363464] ixgbevf 0000:03:10.3: MAC: 4
[ 19.363465] ixgbevf 0000:03:10.3: Intel(R) 82599 Virtual Function
[ 19.363609] ixgbevf 0000:03:10.5: enabling device (0000 -> 0002)
[ 19.364718] ixgbevf 0000:03:10.5: PF still in reset state. Is the PF interface up?
[ 19.364719] ixgbevf 0000:03:10.5: Assigning random MAC address
[ 19.364849] ixgbevf 0000:03:10.5: 92:65:d9:a2:cd:48
[ 19.364849] ixgbevf 0000:03:10.5: MAC: 4
[ 19.364850] ixgbevf 0000:03:10.5: Intel(R) 82599 Virtual Function
[ 19.364978] ixgbevf 0000:03:10.7: enabling device (0000 -> 0002)
[ 19.366081] ixgbevf 0000:03:10.7: PF still in reset state. Is the PF interface up?
[ 19.366082] ixgbevf 0000:03:10.7: Assigning random MAC address
[ 19.366202] ixgbevf 0000:03:10.7: de:0c:6b:25:63:08
[ 19.366203] ixgbevf 0000:03:10.7: MAC: 4
[ 19.366203] ixgbevf 0000:03:10.7: Intel(R) 82599 Virtual Function
[ 19.366329] ixgbevf 0000:03:11.1: enabling device (0000 -> 0002)
[ 19.367439] ixgbevf 0000:03:11.1: PF still in reset state. Is the PF interface up?
[ 19.367440] ixgbevf 0000:03:11.1: Assigning random MAC address
[ 19.367568] ixgbevf 0000:03:11.1: 4a:fe:8f:ee:a9:1b
[ 19.367569] ixgbevf 0000:03:11.1: MAC: 4
[ 19.367569] ixgbevf 0000:03:11.1: Intel(R) 82599 Virtual Function
[ 19.367697] ixgbevf 0000:03:11.3: enabling device (0000 -> 0002)
[ 19.368804] ixgbevf 0000:03:11.3: PF still in reset state. Is the PF interface up?
[ 19.368804] ixgbevf 0000:03:11.3: Assigning random MAC address
[ 19.368925] ixgbevf 0000:03:11.3: ce:85:10:5b:70:dc
[ 19.368925] ixgbevf 0000:03:11.3: MAC: 4
[ 19.368926] ixgbevf 0000:03:11.3: Intel(R) 82599 Virtual Function
[ 19.369050] ixgbevf 0000:03:11.5: enabling device (0000 -> 0002)
[ 19.370171] ixgbevf 0000:03:11.5: PF still in reset state. Is the PF interface up?
[ 19.370172] ixgbevf 0000:03:11.5: Assigning random MAC address
[ 19.370308] ixgbevf 0000:03:11.5: a6:60:df:d0:d1:34
[ 19.370309] ixgbevf 0000:03:11.5: MAC: 4
[ 19.370310] ixgbevf 0000:03:11.5: Intel(R) 82599 Virtual Function
[ 19.370433] ixgbevf 0000:03:11.7: enabling device (0000 -> 0002)
[ 19.371535] ixgbevf 0000:03:11.7: PF still in reset state. Is the PF interface up?
[ 19.371536] ixgbevf 0000:03:11.7: Assigning random MAC address
[ 19.371658] ixgbevf 0000:03:11.7: d2:bc:8a:08:3a:8a
[ 19.371659] ixgbevf 0000:03:11.7: MAC: 4
[ 19.371660] ixgbevf 0000:03:11.7: Intel(R) 82599 Virtual Function
[ 19.371673] ixgbe 0000:03:00.1 0000:03:00.1 (uninitialized): SR-IOV enabled with 8 VFs
[ 19.748219] ixgbe 0000:03:00.1: Multiqueue Enabled: Rx Queue count = 4, Tx Queue count = 4
[ 19.814547] ixgbe 0000:03:00.1: PCI Express bandwidth of 2GT/s available
[ 19.814549] ixgbe 0000:03:00.1: (Speed:2.5GT/s, Width: x1, Encoding Loss:20%)
[ 19.814549] ixgbe 0000:03:00.1: This is not sufficient for optimal performance of this card.
[ 19.814550] ixgbe 0000:03:00.1: For optimal performance, at least 20GT/s of bandwidth is required.
[ 19.814551] ixgbe 0000:03:00.1: A slot with more lanes and/or higher speed is suggested.
[ 19.858764] ixgbe 0000:03:00.1: MAC: 5, PHY: 6, PBA No: 020000-000
[ 19.858765] ixgbe 0000:03:00.1: 0c:c4:7a:74:09:19
[ 21.708071] ixgbe 0000:03:00.1 eth6: IOV is enabled with 8 VFs
[ 21.727074] ixgbe 0000:03:00.1: Intel(R) 10 Gigabit Network Connection
[ 21.727153] ixgbevf 0000:03:10.0: enabling device (0000 -> 0002)
[ 21.728283] ixgbevf 0000:03:10.0: PF still in reset state. Is the PF interface up?
[ 21.728284] ixgbevf 0000:03:10.0: Assigning random MAC address
[ 22.123348] ixgbevf 0000:03:10.0: 8e:0c:94:c5:aa:f0
[ 22.123349] ixgbevf 0000:03:10.0: MAC: 4
[ 22.123349] ixgbevf 0000:03:10.0: Intel(R) 82599 Virtual Function
[ 22.123360] ixgbevf 0000:03:10.2: enabling device (0000 -> 0002)
[ 22.124467] ixgbevf 0000:03:10.2: PF still in reset state. Is the PF interface up?
[ 22.124468] ixgbevf 0000:03:10.2: Assigning random MAC address
[ 22.124597] ixgbevf 0000:03:10.2: 9e:a9:c2:aa:1e:18
[ 22.124597] ixgbevf 0000:03:10.2: MAC: 4
[ 22.124598] ixgbevf 0000:03:10.2: Intel(R) 82599 Virtual Function
[ 22.124605] ixgbevf 0000:03:10.4: enabling device (0000 -> 0002)
[ 22.125706] ixgbevf 0000:03:10.4: PF still in reset state. Is the PF interface up?
[ 22.125706] ixgbevf 0000:03:10.4: Assigning random MAC address
[ 22.125832] ixgbevf 0000:03:10.4: 6e:c3:69:e7:ff:4e
[ 22.125832] ixgbevf 0000:03:10.4: MAC: 4
[ 22.125833] ixgbevf 0000:03:10.4: Intel(R) 82599 Virtual Function
[ 22.125840] ixgbevf 0000:03:10.6: enabling device (0000 -> 0002)
[ 22.126941] ixgbevf 0000:03:10.6: PF still in reset state. Is the PF interface up?
[ 22.126942] ixgbevf 0000:03:10.6: Assigning random MAC address
[ 22.943349] ixgbevf 0000:03:10.6: 86:df:7b:b6:81:e4
[ 22.943350] ixgbevf 0000:03:10.6: MAC: 4
[ 22.943351] ixgbevf 0000:03:10.6: Intel(R) 82599 Virtual Function
[ 22.943362] ixgbevf 0000:03:11.0: enabling device (0000 -> 0002)
[ 22.944516] ixgbevf 0000:03:11.0: PF still in reset state. Is the PF interface up?
[ 22.944517] ixgbevf 0000:03:11.0: Assigning random MAC address
[ 22.944643] ixgbevf 0000:03:11.0: a6:41:27:17:7b:f5
[ 22.944643] ixgbevf 0000:03:11.0: MAC: 4
[ 22.944644] ixgbevf 0000:03:11.0: Intel(R) 82599 Virtual Function
[ 22.944649] ixgbevf 0000:03:11.2: enabling device (0000 -> 0002)
[ 22.945749] ixgbevf 0000:03:11.2: PF still in reset state. Is the PF interface up?
[ 22.945750] ixgbevf 0000:03:11.2: Assigning random MAC address
[ 22.945863] ixgbevf 0000:03:11.2: d6:c7:c2:9f:a3:97
[ 22.945864] ixgbevf 0000:03:11.2: MAC: 4
[ 22.945865] ixgbevf 0000:03:11.2: Intel(R) 82599 Virtual Function
[ 22.945871] ixgbevf 0000:03:11.4: enabling device (0000 -> 0002)
[ 22.946978] ixgbevf 0000:03:11.4: PF still in reset state. Is the PF interface up?
[ 22.946979] ixgbevf 0000:03:11.4: Assigning random MAC address
[ 22.947093] ixgbevf 0000:03:11.4: 42:3f:49:4f:8f:98
[ 22.947094] ixgbevf 0000:03:11.4: MAC: 4
[ 22.947094] ixgbevf 0000:03:11.4: Intel(R) 82599 Virtual Function
[ 22.947100] ixgbevf 0000:03:11.6: enabling device (0000 -> 0002)
[ 22.948245] ixgbevf 0000:03:11.6: PF still in reset state. Is the PF interface up?
[ 22.948246] ixgbevf 0000:03:11.6: Assigning random MAC address
[ 22.948354] ixgbevf 0000:03:11.6: 72:02:ed:13:7f:05
[ 22.948355] ixgbevf 0000:03:11.6: MAC: 4
[ 22.948355] ixgbevf 0000:03:11.6: Intel(R) 82599 Virtual Function
[ 23.162283] ixgbevf 0000:03:11.7 em2_7: renamed from eth10
[ 23.979141] ixgbevf 0000:03:11.6 em1_7: renamed from eth17
[ 34.531118] ixgbe 0000:03:00.1 rename27: renamed from eth6
[ 35.502452] ixgbevf: Unable to start - perhaps the PF Driver isn't up yet
the only thing concerns me is
ixgbe 0000:03:00.0: PCI Express bandwidth of 2GT/s available
ixgbe 0000:03:00.0: (Speed:2.5GT/s, Width: x1, Encoding Loss:20%)
ixgbe 0000:03:00.0: For optimal performance, at least 20GT/s of bandwidth is required.
your modinfo shows
I believe kernel version 4.2.x is the key
ixgbe 0000:03:00.0: Enabling SR-IOV VFs using the max_vfs module parameter is deprecated - please use the pci sysfs interface instead.
I need to find out how to use pci sysfs way to enable it