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Date: Wed, 27 Feb 2019 11:01:54 -0800
From: Stephen Hemminger <stephen@networkplumber.org>
To: =?UTF-8?B?5a6L5o23?= <songj@zctt.com>
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Subject: Re: [dpdk-users] testpmd can't start vmxnet3 nic
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On Wed, 27 Feb 2019 11:05:13 +0800
=E5=AE=8B=E6=8D=B7 <songj@zctt.com> wrote:

> Hi All,
>=20
> =20
>=20
> I try to using testpmd with virtual NICs (e1000 and vmxnet3) in Esxi VM.
>=20
> I bound one e1000 and one vmxnet3 into igb uio module, it=E2=80=99s Ok.=20
>=20
> But testpmd will be exit with below message:
>=20
> =20
>=20
> EAL: Detected 4 lcore(s)
>=20
> EAL: Detected 1 NUMA nodes
>=20
> EAL: Multi-process socket /var/run/dpdk/rte/mp_socket
>=20
> EAL: No free hugepages reported in hugepages-1048576kB
>=20
> EAL: Probing VFIO support...
>=20
> EAL: PCI device 0000:04:00.0 on NUMA socket -1
>=20
> EAL:   Invalid NUMA socket, default to 0
>=20
> EAL:   probe driver: 15ad:7b0 net_vmxnet3
>=20
> EAL: PCI device 0000:0b:00.0 on NUMA socket -1
>=20
> EAL:   Invalid NUMA socket, default to 0
>=20
> EAL:   probe driver: 8086:10d3 net_e1000_em
>=20
> EAL: PCI device 0000:0c:00.0 on NUMA socket -1
>=20
> EAL:   Invalid NUMA socket, default to 0
>=20
> EAL:   probe driver: 8086:10d3 net_e1000_em
>=20
> EAL: PCI device 0000:13:00.0 on NUMA socket -1
>=20
> EAL:   Invalid NUMA socket, default to 0
>=20
> EAL:   probe driver: 15ad:7b0 net_vmxnet3
>=20
> testpmd: create a new mbuf pool <mbuf_pool_socket_0>: n=3D171456, size=3D=
6144,
> socket=3D0
>=20
> testpmd: preferred mempool ops selected: ring_mp_mc
>=20
> Configuring Port 0 (socket 0)
>=20
> Port 0: 00:50:56:97:E9:44
>=20
> Configuring Port 1 (socket 0)
>=20
> Fail to configure port 1 rx queues

Some part of queue setup failed. Add log-level option to enable more logging
on vmxnet3 driver to find more detail.
	--log-level=3D'pmd.net.vmxnet3.*:debug'

The vmxnet3 driver has a number of restrictions on size of Rx ring etc.