On 02/04/2015 01:25 PM, Chandrika Gautam wrote: > We have Intel Corporation 82599EB 10 Gigabit TN Network Connection NIC > on which 2 ports are connected using cross cable. On one port let say > eth5, I am trying to send the data with 5/10 Gbps using example pfsend > and reading on other port let say eth4 using pfcount. But pfsend is > able to send the data with rate 2.4 Gbps only. > For ex - > ./pfsend -i eth5 -n 0 -g 0 -r 10 -f > /home/roamware/work/logs/ipprobe/dumps/processed/5GB.pcap > Sending packets on eth5 > Using PF_RING v.6.0.3 > Estimated CPU freq: 3014410000 Hz > Read 10536074 packets from pcap file > /home/roamware/work/logs/ipprobe/dumps/processed/5GB.pcap > Number of 475-byte Packet Per Second at 10.00 Gbit/s: 2525252.53 > NOT using zero-copy: not supported by the driver ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
You forgot to load the ZC driver and open the nic as "-i zc:eth5" Luca > Dumping statistics on /proc/net/pf_ring/stats/32318-eth5.73ts] > TX rate: [current 556'628.27 pps/2.14 Gbps][average 551'934.83 > pps/2.11 Gbps][total 1'655'863.00 pkts] > TX rate: [current 593'006.04 pps/2.34 Gbps][average 562'202.85 > pps/2.17 Gbps][total 2'248'907.00 pkts > TX rate: [current 552'777.78 pps/2.21 Gbps][average 554'006.86 > pps/2.14 Gbps][total 3'878'222.00 pkts] > TX rate: [current 576'390.79 pps/2.30 Gbps][average 559'446.02 > pps/2.19 Gbps][total 5'594'712.00 pkts] > > Could you please help if I am missing something. > > Regards > > > _______________________________________________ > Ntop-misc mailing list > [email protected] > http://listgateway.unipi.it/mailman/listinfo/ntop-misc
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