[dpdk-dev] jumbo frame on vmxnet3 and ESX: 6.7.0 Update 2 (Build 13006603)

[dpdk-dev] jumbo frame on vmxnet3 and ESX: 6.7.0 Update 2 (Build 13006603)

[Manish Yadav]

Hi,
we are facing issue with jumbo frame on esx6.7U2 and vmxnet3, could
you please share if there are known issue.

i see same problem with testpmd from dpdk-stable-16.11.9 and if you
see below RX-errors counter is getting incremented.

dpdk-stable-16.11.9# ./build/build/app/test-pmd/testpmd -w
0000:0b:00.0  -w 0000:13:00.0 -c 0x3 -n 2 --socket-mem 64 --
--burst=64 -i  --total-num-mbufs=8192 --port-topology=chained
--enable-scatter --enable-lro --mbuf-size=2048 --max-pkt-len=9600
EAL: Detected 4 lcore(s)
EAL: No free hugepages reported in hugepages-1048576kB
EAL: Debug logs available - lower performance
EAL: Probing VFIO support...
EAL: PCI device 0000:0b:00.0 on NUMA socket -1
EAL:   probe driver: 15ad:7b0 net_vmxnet3
EAL: PCI device 0000:13:00.0 on NUMA socket -1
EAL:   probe driver: 15ad:7b0 net_vmxnet3
Interactive-mode selected
USER1: create a new mbuf pool <mbuf_pool_socket_0>: n=8192, size=2048, socket=0
Configuring Port 0 (socket 0)
Port 0: 00:0C:29:D5:AF:93
Configuring Port 1 (socket 0)
Port 1: 00:0C:29:D5:AF:9D
Checking link statuses...
Port 0 Link Up - speed 10000 Mbps - full-duplex
Port 1 Link Up - speed 10000 Mbps - full-duplex
Done
testpmd> start
io packet forwarding - ports=2 - cores=1 - streams=2 - NUMA support
disabled, MP over anonymous pages disabled
Logical Core 1 (socket 0) forwards packets on 2 streams:
  RX P=0/Q=0 (socket 0) -> TX P=1/Q=0 (socket 0) peer=02:00:00:00:00:01
  RX P=1/Q=0 (socket 0) -> TX P=0/Q=0 (socket 0) peer=02:00:00:00:00:00

  io packet forwarding - CRC stripping enabled - packets/burst=64
  nb forwarding cores=1 - nb forwarding ports=2
  RX queues=1 - RX desc=128 - RX free threshold=0
  RX threshold registers: pthresh=0 hthresh=0 wthresh=0
  TX queues=1 - TX desc=512 - TX free threshold=0
  TX threshold registers: pthresh=0 hthresh=0 wthresh=0
  TX RS bit threshold=0 - TXQ flags=0x200
testpmd>

testpmd> show port stats all

  ######################## NIC statistics for port 0  ########################
  RX-packets: 11         RX-missed: 0          RX-bytes:  867
  RX-errors: 9
  RX-nombuf:  0
  TX-packets: 9          TX-errors: 0          TX-bytes:  741

  Throughput (since last show)
  Rx-pps:            0
  Tx-pps:            0
  ############################################################################

  ######################## NIC statistics for port 1  ########################
  RX-packets: 12         RX-missed: 0          RX-bytes:  921
  RX-errors: 9
  RX-nombuf:  0
  TX-packets: 10         TX-errors: 0          TX-bytes:  807

  Throughput (since last show)
  Rx-pps:            0
  Tx-pps:            0
  ############################################################################
testpmd>
testpmd> show port info all

********************* Infos for port 0  *********************
MAC address: 00:0C:29:D5:AF:93
Connect to socket: 0
memory allocation on the socket: 0
Link status: up
Link speed: 10000 Mbps
Link duplex: full-duplex
Promiscuous mode: enabled
Allmulticast mode: disabled
Maximum number of MAC addresses: 1
Maximum number of MAC addresses of hash filtering: 0
VLAN offload:
  strip on
  filter on
  qinq(extend) off
Supported flow types:
  ipv4
  ipv4-tcp
  ipv6
  ipv6-tcp
Max possible RX queues: 16
Max possible number of RXDs per queue: 4096
Min possible number of RXDs per queue: 128
RXDs number alignment: 1
Max possible TX queues: 8
Max possible number of TXDs per queue: 4096
Min possible number of TXDs per queue: 512
TXDs number alignment: 1

********************* Infos for port 1  *********************
MAC address: 00:0C:29:D5:AF:9D
Connect to socket: 0
memory allocation on the socket: 0
Link status: up
Link speed: 10000 Mbps
Link duplex: full-duplex
Promiscuous mode: enabled
Allmulticast mode: disabled
Maximum number of MAC addresses: 1
Maximum number of MAC addresses of hash filtering: 0
VLAN offload:
  strip on
  filter on
  qinq(extend) off
Supported flow types:
  ipv4
  ipv4-tcp
  ipv6
  ipv6-tcp
Max possible RX queues: 16
Max possible number of RXDs per queue: 4096
Min possible number of RXDs per queue: 128
RXDs number alignment: 1
Max possible TX queues: 8
Max possible number of TXDs per queue: 4096
Min possible number of TXDs per queue: 512
TXDs number alignment: 1
testpmd>

please let me know if i should capture more info.

thanks,
manish