Re: running dpdk on mellanox with dpdk 21.08

[Cliff Burdick <shaklee3@gmail.com>]

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Hi Animesh, can you try running testpmd to see if you get the same error?

On Mon, Jul 11, 2022 at 11:35 PM animesh tripathi <anitrip.444@gmail.com>
wrote:

> Hi Cliff,
>
> Can you please help me here.
>
> Thanks,
> Animesh Tripathi
>
> On Fri, Jul 8, 2022, 4:03 PM animesh tripathi <anitrip.444@gmail.com>
> wrote:
>
>> Hi Cliff,
>>
>> The earlier error is resolved now. It was some compilation problem. Now I
>> am getting some other error:
>>
>> EAL: Detected 24 lcore(s)
>> EAL: Detected 1 NUMA nodes
>> EAL: Auto-detected process type: PRIMARY
>> EAL: Detected static linkage of DPDK
>> EAL: Multi-process socket /var/run/dpdk/nr_dpdk/mp_socket
>> EAL: Selected IOVA mode 'PA'
>> EAL: VFIO support initialized
>> TELEMETRY: No legacy callbacks, legacy socket not created
>> EAL: Driver cannot attach the device (0000:b5:00.1)
>> EAL: Failed to attach device on primary process
>> PANIC in nr_dpdk_init():
>> Network port doesn't exist.6: [./a() [0xbba5aa]]
>> 5: [/usr/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf3)
>> [0x7f7d0fae40b3]]
>> 4: [./a(main+0x428) [0x7476e8]]
>> 3: [./a() [0x55b885]]
>> 2: [./a(__rte_panic+0xcd) [0x7409a7]]
>> 1: [./a(rte_dump_stack+0x32) [0x13a47a2]]\
>>
>> These are the mellanox drivers installed on my machine:
>> mlx5_ib               393216  0
>> mlx5_core            1552384  1 mlx5_ib
>> mlxdevm               172032  1 mlx5_core
>> auxiliary              16384  2 mlx5_ib,mlx5_core
>> ib_uverbs             135168  2 rdma_ucm,mlx5_ib
>> tls                    73728  1 mlx5_core
>> mlxfw                  32768  1 mlx5_core
>> psample                20480  1 mlx5_core
>> ib_core               319488  9
>> rdma_cm,ib_ipoib,nvidia_peermem,iw_cm,ib_umad,rdma_ucm,ib_uverbs,mlx5_ib,ib_cm
>> mlx_compat             65536  12
>> rdma_cm,ib_ipoib,mlxdevm,iw_cm,auxiliary,ib_umad,ib_core,rdma_ucm,ib_uverbs,mlx5_ib,ib_cm,mlx5_core
>> pci_hyperv_intf        16384  1 mlx5_core
>>
>> Can you please help me in resolving this error.
>>
>> Thanks,
>> Animesh Tripathi
>>
>>
>> On Fri, Jul 8, 2022 at 11:42 AM animesh tripathi <anitrip.444@gmail.com>
>> wrote:
>>
>>> Hi Cliff,
>>>
>>> Yes I am running as root
>>>
>>> Thanks,
>>> Animesh Tripathi
>>>
>>> On Fri, Jul 8, 2022, 10:29 AM animesh tripathi <anitrip.444@gmail.com>
>>> wrote:
>>>
>>>> Hi Cliff,
>>>>
>>>> Please find the output of meson command.
>>>>
>>>> Thanks,
>>>> Animesh Tripathi
>>>>
>>>> On Thu, Jul 7, 2022 at 8:17 PM Cliff Burdick <shaklee3@gmail.com>
>>>> wrote:
>>>>
>>>>> Please paste the output of the meson command. Are you running as root?
>>>>>
>>>>>
>>>>> On Thu, Jul 7, 2022, 06:13 animesh tripathi <anitrip.444@gmail.com>
>>>>> wrote:
>>>>>
>>>>>> Hi Team,
>>>>>>
>>>>>> I have to run dpdk on mellanox nic. I have compiled dpdk 21.08 with
>>>>>> the following commands:
>>>>>>
>>>>>> meson --prefix=$(pwd)/build build
>>>>>> ninja -C build
>>>>>> ninja -C build install
>>>>>> ldconfig
>>>>>>
>>>>>> While running the application I am getting following error:
>>>>>>
>>>>>> EAL: Detected 24 lcore(s)
>>>>>> EAL: Detected 1 NUMA nodes
>>>>>> EAL: Auto-detected process type: PRIMARY
>>>>>> EAL: Detected static linkage of DPDK
>>>>>> EAL: failed to parse device "0000:b5:00.1"
>>>>>> EAL: Unable to parse device '0000:b5:00.1'
>>>>>> PANIC in nr_dpdk_init():
>>>>>> Cannot init EAL: No such device
>>>>>> 6: [./a() [0x444179]]
>>>>>> 5: [/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf3)
>>>>>> [0x7f08e0f2e0b3]]
>>>>>> 4: [./a(main+0x428) [0x4431f8]]
>>>>>> 3: [./a(nr_dpdk_init+0x268) [0x509bd8]]
>>>>>> 2: [./a(__rte_panic+0xcd) [0x43c55e]]
>>>>>> 1: [./a(rte_dump_stack+0x32) [0x539ed2]]
>>>>>>
>>>>>> Also I cannot find mlx5 compiled libs in the dpdk build folder.
>>>>>> Please help me in resolving this issue.
>>>>>>
>>>>>> Thanks,
>>>>>> Animesh Tripathi
>>>>>>
>>>>>

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