Hmm,
- I suppose you run VPP as root and not in a container
- if you use CentOS/RHEL can you check disabling SELinux ('setenforce 0')
- can you share the output of Linux dmesg and VPP 'show pci'
Best
ben
> -----Original Message-----
> From: chetan bhasin <chetan.bhasin...@gmail.com>
> Sent: lundi 13 janvier 2020 15:51
> To: Benoit Ganne (bganne) <bga...@cisco.com>
> Cc: vpp-dev <vpp-dev@lists.fd.io>
> Subject: Re: [vpp-dev] (Vpp 19,08)Facing issue with vmxnet3 with 1rx/tx
> queue
>
> Hi Benoit,
>
> Thanks for your prompt response.
>
> We are migrating from vpp 18.01 to vpp.19.08 , that's why we want least
> modification in our build system and we want to use DPDK as we were using
> earlier
>
> .
> DBGvpp# show log
> 2020/01/13 14:44:42:014 notice dhcp/client plugin initialized
> 2020/01/13 14:44:42:051 warn dpdk EAL init args: -c 14 -n
> 4 --in-memory --log-level debug --file-prefix vpp -w 0000:1b:00.0 -w
> 0000:13:00.0 --master-lcore 4
> 2020/01/13 14:44:42:603 notice dpdk DPDK drivers found 2
> ports...
> 2020/01/13 14:44:42:622 notice dpdk EAL: Detected 6 lcore(s)
> 2020/01/13 14:44:42:622 notice dpdk EAL: Detected 1 NUMA
> nodes
>
> 2020/01/13 14:44:42:623 notice dpdk EAL: PCI device
> 0000:13:00.0 on NUMA socket -1
> 2020/01/13 14:44:42:623 notice dpdk EAL: Invalid NUMA
> socket, default to 0
> 2020/01/13 14:44:42:623 notice dpdk EAL: probe driver:
> 15ad:7b0 net_vmxnet3
> 2020/01/13 14:44:42:623 notice dpdk EAL: using IOMMU type
> 8 (No-IOMMU)
> 2020/01/13 14:44:42:623 notice dpdk EAL: Ignore mapping IO
> port bar(3)
> 2020/01/13 14:44:42:623 notice dpdk EAL: PCI device
> 0000:1b:00.0 on NUMA socket -1
> 2020/01/13 14:44:42:623 notice dpdk EAL: Invalid NUMA
> socket, default to 0
> 2020/01/13 14:44:42:623 notice dpdk EAL: probe driver:
> 15ad:7b0 net_vmxnet3
> 2020/01/13 14:44:42:623 notice dpdk EAL: Ignore mapping IO
> port bar(3)
> 2020/01/13 14:45:02:475 err dpdk Interface
> GigabitEthernet13/0/0 error 1: Operation not permitted
> 2020/01/13 14:45:02:475 notice dpdk
> vmxnet3_v4_rss_configure(): Set RSS fields (v4) failed: 1
> 2020/01/13 14:45:02:475 notice dpdk vmxnet3_dev_start():
> Failed to configure v4 RSS
>
>
>
> Thanks,
> Chetan Bhasin
>
> On Mon, Jan 13, 2020 at 7:58 PM Benoit Ganne (bganne) <bga...@cisco.com
> <mailto:bga...@cisco.com> > wrote:
>
>
> Hi Chetan,
>
> Any reason for not using VPP built-in vmxnet3 driver instead of
> DPDK? That should give you better performance and would be easier for us
> to debug. See https://docs.fd.io/vpp/20.01/d2/d1a/vmxnet3_doc.html
>
> Otherwise, can you share 'show logging' output?
>
> Ben
>
> > -----Original Message-----
> > From: vpp-dev@lists.fd.io <mailto:vpp-dev@lists.fd.io> <vpp-
> d...@lists.fd.io <mailto:vpp-dev@lists.fd.io> > On Behalf Of chetan bhasin
> > Sent: lundi 13 janvier 2020 15:20
> > To: vpp-dev <vpp-dev@lists.fd.io <mailto:vpp-dev@lists.fd.io> >
> > Subject: [vpp-dev] (Vpp 19,08)Facing issue with vmxnet3 with
> 1rx/tx queue
> >
> > Hello Everyone,
> >
> > I am facing an issue while bringing up vpp with less than 2 rx and
> 2 tx
> > queue. I am using vpp19.08. I have configured pci's under the dpdk
> section
> > like below -
> >
> > 1)
> > dpdk {
> > # dpdk-config
> > dev default {
> > num-rx-desc 1024
> > num-rx-queues 1
> > num-tx-desc 1024
> > num-tx-queues 1
> > # vlan-strip-offload off
> > }
> > dev 0000:1b:00.0 {
> > }
> > dev 0000:13:00.0 {
> > }
> > }
> >
> > When I bring pci state to up , it is showing error in "show
> hardware-
> > interfaces"
> >
> > DBGvpp# set interface state GigabitEthernet13/0/0 up DBGvpp#
> show
> > hardware-interfaces
> > Name Idx Link Hardware
> > GigabitEthernet13/0/0 1 down
> GigabitEthernet13/0/0
> > Link speed: 10 Gbps
> > Ethernet address 00:50:56:9b:f5:c5
> > VMware VMXNET3
> > carrier down
> > flags: admin-up pmd maybe-multiseg rx-ip4-cksum
> > Devargs:
> > rx: queues 1 (max 16), desc 1024 (min 128 max 4096 align 1)
> > tx: queues 1 (max 8), desc 1024 (min 512 max 4096 align 1)
> > pci: device 15ad:07b0 subsystem 15ad:07b0 address
> 0000:13:00.00 numa 0
> > max rx packet len: 16384
> > promiscuous: unicast off all-multicast off
> > vlan offload: strip off filter off qinq off
> > rx offload avail: vlan-strip ipv4-cksum udp-cksum tcp-cksum
> tcp-lro
> > vlan-filter jumbo-frame scatter
> > rx offload active: ipv4-cksum jumbo-frame scatter
> > tx offload avail: vlan-insert ipv4-cksum udp-cksum tcp-cksum
> tcp-tso
> > multi-segs
> > tx offload active: multi-segs
> > rss avail: ipv4-tcp ipv4-udp ipv4 ipv6-tcp ipv6-udp
> ipv6
> > rss active: none
> > tx burst function: vmxnet3_xmit_pkts
> > rx burst function: vmxnet3_recv_pkts
> > Errors:
> >
> > rte_eth_dev_start[port:0, errno:1]: Operation not permitted
> >
> > 2) When bring up system without "dev default " section , still
> facing the
> > same issue , this time default [Rx-queue is 1 and tx-queue is 2
> (main
> > thread + 1 worker)]
> >
> > DBGvpp# show hardware-interfaces
> > Name Idx Link Hardware
> > GigabitEthernet13/0/0 1 down
> GigabitEthernet13/0/0
> > Link speed: 10 Gbps
> > Ethernet address 00:50:56:9b:f5:c5
> > VMware VMXNET3
> > carrier down
> > flags: admin-up pmd maybe-multiseg rx-ip4-cksum
> > Devargs:
> > rx: queues 1 (max 16), desc 1024 (min 128 max 4096 align 1)
> > tx: queues 2 (max 8), desc 1024 (min 512 max 4096 align 1)
> > pci: device 15ad:07b0 subsystem 15ad:07b0 address
> 0000:13:00.00 numa 0
> > max rx packet len: 16384
> > promiscuous: unicast off all-multicast off
> > vlan offload: strip off filter off qinq off
> > rx offload avail: vlan-strip ipv4-cksum udp-cksum tcp-cksum
> tcp-lro
> > vlan-filter jumbo-frame scatter
> > rx offload active: ipv4-cksum jumbo-frame scatter
> > tx offload avail: vlan-insert ipv4-cksum udp-cksum tcp-cksum
> tcp-tso
> > multi-segs
> > tx offload active: multi-segs
> > rss avail: ipv4-tcp ipv4-udp ipv4 ipv6-tcp ipv6-udp
> ipv6
> > rss active: none
> > tx burst function: vmxnet3_xmit_pkts
> > rx burst function: vmxnet3_recv_pkts
> > Errors:
> > rte_eth_dev_start[port:0, errno:1]: Operation not permitted
> >
> >
> > Thanks,
> > Chetan Bhasin
> >
>
>
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