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 <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>
> 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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