[ovs-discuss] ovs-dpdk cannot add a dpdk mellanox port

[Olga Shern]

Did you compile DPDK with mlx5 PMD enabled? 

-----Original Message-----
From: Avi Cohen (A) [mailto:avi.cohen at huawei.com] 
Sent: Monday, February 19, 2018 3:20 PM
To: Olga Shern <olgas at mellanox.com>; ovs-discuss at openvswitch.org
Subject: RE: ovs-dpdk cannot add a dpdk mellanox port

Thank you Olga
I did specify the port name as ibv_devinfo output - but still I'm getting error msg:


Feb 19 15:16:03 Pizza05 ovs-vsctl: ovs|00001|vsctl|INFO|Called as ovs-vsctl --timeout 10 add-port br-phy dpdk0 -- set Interface dpdk0 type=dpdk options:dpdk-devargs=mlx5_0 Feb 19 15:16:03 Pizza05 ovs-vswitchd[29371]: ovs|00044|dpdk|ERR|EAL: Unable to find a bus for the device 'mlx5_0'
Feb 19 15:16:03 Pizza05 ovs-vswitchd[29371]: ovs|00045|netdev_dpdk|WARN|Error attaching device 'mlx5_0' to DPDK Feb 19 15:16:03 Pizza05 ovs-vswitchd[29371]: ovs|00046|netdev|WARN|dpdk0: could not set configuration (Invalid argument

Best Regards
Avi

> -----Original Message-----
> From: Olga Shern [mailto:olgas at mellanox.com]
> Sent: Monday, 19 February, 2018 2:58 PM
> To: Avi Cohen (A); ovs-discuss at openvswitch.org
> Subject: RE: ovs-dpdk cannot add a dpdk mellanox port
> 
> Hi Avi,
> 
> Please try the following command    ovs-vsctl --timeout 10 add-port br-phy
> dpdk0   -- set Interface dpdk0 type=dpdk options:dpdk-devargs=mlx5_0
> 
> You need to specify port name, mlx5_0 or mlx5_1 according  ibv_devinfo 
> output
> 
> Starting DPDK 18.02 and 17.11.2 you will be able to use PCI address as 
> OVS devargs parameters.
> 
> Best Regards,
> Olga
> 
> -----Original Message-----
> From: ovs-discuss-bounces at openvswitch.org [mailto:ovs-discuss- 
> bounces at openvswitch.org] On Behalf Of Avi Cohen (A)
> Sent: Monday, February 19, 2018 2:33 PM
> To: ovs-discuss at openvswitch.org
> Subject: [ovs-discuss] ovs-dpdk cannot add a dpdk mellanox port
> 
> Hi
> I cannot add mellanox dpdk port - and  I don't find any reference for 
> this for new ovs versions I get  an error message when typing this command
> ovs-vsctl --timeout 10 add-port br-phy dpdk0   -- set Interface dpdk0 type=dpdk
> options:dpdk-devargs=0000:04:00:0
> I'm running:
> Openvswitch 2.8.1 ; dpdk-17.08 ' mellanox - connectx-4
> 
> Best Regards
> Avi
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