[Azure] [ConnectX-3] net_mlx4: cannot access device, is mlx4_ib loaded?

[Rajasekhar Pulluru <pullururajasekhar@gmail.com>]

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Hi Team,
Unable to attach ConnectX-3 mlx4 interfaces(uio_hv_generic) in DPDK.
testpmd application reports below errors. mlx4_ib is loaded. Not sure if I
am missing anything here. Appreciate any help to resolve this.
































*EAL: Detected CPU lcores: 8EAL: Detected NUMA nodes: 1EAL: Detected static
linkage of DPDKEAL: Multi-process socket /var/run/dpdk/rte/mp_socketEAL:
Selected IOVA mode 'PA'EAL: Probe PCI driver: net_mlx4 (15b3:1004) device:
44be:00:02.0 (socket 0)net_mlx4: cannot access device, is mlx4_ib
loaded?EAL: Requested device 44be:00:02.0 cannot be usedEAL: Probe PCI
driver: net_mlx4 (15b3:1004) device: 9d69:00:02.0 (socket 0)net_mlx4:
cannot access device, is mlx4_ib loaded?EAL: Requested device 9d69:00:02.0
cannot be usedEAL: Probe PCI driver: net_mlx4 (15b3:1004) device:
a5e7:00:02.0 (socket 0)net_mlx4: cannot access device, is mlx4_ib
loaded?EAL: Requested device a5e7:00:02.0 cannot be usedEAL: Probe PCI
driver: net_mlx4 (15b3:1004) device: f25c:00:02.0 (socket 0)net_mlx4:
cannot access device, is mlx4_ib loaded?EAL: Requested device f25c:00:02.0
cannot be usedhn_vf_attach(): Couldn't find port for VFhn_vf_add(): RNDIS
reports VF but device not found, retryinghn_vf_attach(): Couldn't find port
for VFhn_vf_add(): RNDIS reports VF but device not found,
retryinghn_vf_attach(): Couldn't find port for VFhn_vf_add(): RNDIS reports
VF but device not found, retryingTELEMETRY: No legacy callbacks, legacy
socket not createdtestpmd: create a new mbuf pool <mb_pool_0>: n=171456,
size=2176, socket=0testpmd: preferred mempool ops selected:
ring_mp_mchn_vf_attach(): Couldn't find port for VFhn_vf_add(): RNDIS
reports VF but device not found, retryinghn_vf_attach(): Couldn't find port
for VFhn_vf_add(): RNDIS reports VF but device not found, retryingEAL:
Error - exiting with code: 1  Cause: Creation of mbuf pool for socket 0
failed: Cannot allocate memory*

Thanks & Regards,
Rajasekhar

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