LS1046A XGMII@MAC10 10G SFP Performance test problem

hongyuanz — Tue, 23 Nov 2021 06:21:08 GMT

1 Use iperf3 up to 3Gbits/sec speed

2 fm1-mac10: mtu greater than device maximum Configuration failed

root@localhost:~# ifconfig fm1-mac10 mtu 6000
[11702.942424] fm1-mac10: mtu greater than device maximum
SIOCSIFMTU: Invalid argument
root@localhost:~# iperf3 -u -c 192.168.1.254 -l 8900 -t 10000 -P 2 -b 2000M
warning: UDP block size 8900 exceeds TCP MSS 1448, may result in fragmentation / drops
Connecting to host 192.168.1.254, port 5201
[ 5] local 192.168.1.90 port 34658 connected to 192.168.1.254 port 5201
[ 7] local 192.168.1.90 port 47447 connected to 192.168.1.254 port 5201
[ ID] Interval Transfer Bitrate Total Datagrams
[ 5] 0.00-1.00 sec 178 MBytes 1.50 Gbits/sec 21029
[ 7] 0.00-1.00 sec 178 MBytes 1.50 Gbits/sec 21029
[SUM] 0.00-1.00 sec 357 MBytes 2.99 Gbits/sec 42058
- - - - - - - - - - - - - - - - - - - - - - - - -
[ 5] 1.00-2.00 sec 179 MBytes 1.50 Gbits/sec 21052
[ 7] 1.00-2.00 sec 179 MBytes 1.50 Gbits/sec 21052
[SUM] 1.00-2.00 sec 357 MBytes 3.00 Gbits/sec 42104

Re: LS1046A XGMII@MAC10 10G SFP Performance test problem

yipingwang — Wed, 24 Nov 2021 07:05:20 GMT

For UDP iperf test, you need to specify bandwidth with option "-b".

Sever: iperf -s -u

Client: iperf -c 100.1.1.99 -P 10 -t 30 -u -b 10G

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LS1046A XGMII@MAC10 10G SFP Performance test problem

Re: LS1046A XGMII@MAC10 10G SFP Performance test problem