[ovs-discuss] Intel X550T2 nic dpdk issue

Ilya Maximets i.maximets at ovn.org
Tue Oct 19 16:02:27 UTC 2021


On 10/19/21 16:37, Satish Patel wrote:
> Thank you for reply,
> 
> I figured out what my issue was. In ubuntu 20.04 you need to install
> libdpdk-dev package to install all librte drivers. after installing
> that package my issue got resolved and able to bind nic to ovs bridge.

Hmm.  Interesting.  So, that's a really misleading error message from
a DPDK side.  Thanks for sharing your solution!

CC: David.  FYI.

Best regards, Ilya Maximets.

> 
> On Tue, Oct 19, 2021 at 9:46 AM Ilya Maximets <i.maximets at ovn.org> wrote:
>>
>>> Update:
>>>
>>> After upgrade firmware still same errors
>>>
>>> # ethtool -i ext1
>>> driver: ixgbe
>>> version: 5.1.0-k
>>> firmware-version: 0x800013d1, 20.0.16
>>> expansion-rom-version:
>>> bus-info: 0000:af:00.1
>>> supports-statistics: yes
>>> supports-test: yes
>>> supports-eeprom-access: yes
>>> supports-register-dump: yes
>>> supports-priv-flags: yes
>>>
>>> On Mon, Oct 4, 2021 at 9:33 AM Satish Patel <satish.txt at gmail.com> wrote:
>>>>
>>>> Folks,
>>>>
>>>> I am new to this nic series and just found a strange issue, i am sure
>>>> people are using this nic in production with dpdk.
>>>>
>>>> # ovs-vsctl add-port br-vlan dpdk-1 -- set Interface dpdk-1 type=dpdk
>>>> options:dpdk-devargs=0000:3b:00.1
>>>> ovs-vsctl: Error detected while setting up 'dpdk-1': Error attaching
>>>> device '0000:3b:00.1' to DPDK.  See ovs-vswitchd log for details.
>>>> ovs-vsctl: The default log directory is "/var/log/openvswitch".
>>>>
>>>>
>>>> 2021-10-04T13:20:05.751Z|00272|dpdk|ERR|EAL: Driver cannot attach the
>>>> device (0000:3b:00.1)
>>>> 2021-10-04T13:20:05.751Z|00273|dpdk|ERR|EAL: Failed to attach device
>>>> on primary process
>>>> 2021-10-04T13:20:05.751Z|00274|netdev_dpdk|WARN|Error attaching device
>>>> '0000:3b:00.1' to DPDK
>>>> 2021-10-04T13:20:05.751Z|00275|netdev|WARN|dpdk-1: could not set
>>>> configuration (Invalid argument)
>>>> 2021-10-04T13:20:05.751Z|00276|dpdk|ERR|Invalid port_id=32
>>
>> Hi.  The ERR log above likely means that you reached the maximum
>> number of DPDK ports.  Most likely, your DPDK is built with default
>> max_ethports, which is 32, and your system has more devices.
>> You need to increase the value and re-build DPDK (and OVS afterwards),
>> or reduce the number of devices.
>>
>> Best regards, Ilya Maximets.
>>
>>>>
>>>>
>>>> # dpdk-devbind.py -s
>>>>
>>>> Network devices using DPDK-compatible driver
>>>> ============================================
>>>> 0000:3b:00.0 'Ethernet Controller 10G X550T 1563' drv=vfio-pci unused=ixgbe
>>>> 0000:3b:00.1 'Ethernet Controller 10G X550T 1563' drv=vfio-pci unused=ixgbe
>>>>
>>>> Network devices using kernel driver
>>>> ===================================
>>>> 0000:04:00.0 'NetXtreme BCM5720 2-port Gigabit Ethernet PCIe 165f'
>>>> if=eno1 drv=tg3 unused=vfio-pci
>>>> 0000:04:00.1 'NetXtreme BCM5720 2-port Gigabit Ethernet PCIe 165f'
>>>> if=eno2 drv=tg3 unused=vfio-pci
>>>> 0000:af:00.0 'Ethernet Controller 10G X550T 1563' if=int1 drv=ixgbe
>>>> unused=vfio-pci
>>>> 0000:af:00.1 'Ethernet Controller 10G X550T 1563' if=ext1 drv=ixgbe
>>>> unused=vfio-pci
>>>>
>>>>
>>>> # ethtool -i ext0
>>>> driver: ixgbe
>>>> version: 5.1.0-k
>>>> firmware-version: 0x80000f32, 19.5.12
>>>> expansion-rom-version:
>>>> bus-info: 0000:3b:00.1
>>>> supports-statistics: yes
>>>> supports-test: yes
>>>> supports-eeprom-access: yes
>>>> supports-register-dump: yes
>>>> supports-priv-flags: yes
>>>>
>>>> Do you think it is related firmware issue or driver version?
>>



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