I connect one ARM board to PC.<br><br>root@10 ~$ netperf -H <a href="http://10.193.100.211">10.193.100.211</a> -l 10<br>TCP STREAM TEST to <a href="http://10.193.100.211">10.193.100.211</a><br>Recv Send Send<br>Socket Socket Message Elapsed
<br>Size Size Size Time Throughput<br>bytes bytes bytes secs. 10^6bits/sec<br><br> 87380 16384 16384 10.05 0.00<br><br><br>and if I connect PC to ARM board.<br>[robby@localhost mwbsp]$ ./netperf -H
<a href="http://10.193.101.148">10.193.101.148</a> -l 10<br>TCP STREAM TEST to <a href="http://10.193.101.148">10.193.101.148</a><br>Recv Send Send<br>Socket Socket Message Elapsed<br>Size Size Size Time Throughput
<br>bytes bytes bytes secs. 10^6bits/sec<br><br> 87380 16384 16384 10.02 0.00<br><br><br>Why throughput is always 0?<br>THANKS.<br><br><br>This is my kernel config for ethernet:<br>-----------------------------------------
<br>....<br>CONFIG_NET=y<br><br>#<br># Networking options<br>#<br>CONFIG_PACKET=y<br>CONFIG_PACKET_MMAP=y<br># CONFIG_NETLINK_DEV is not set<br>CONFIG_UNIX=y<br># CONFIG_NET_KEY is not set<br>CONFIG_USE_POLICY_FWD=y<br>CONFIG_INET=y
<br>CONFIG_IP_MULTICAST=y<br># CONFIG_IP_ADVANCED_ROUTER is not set<br>CONFIG_IP_PNP=y<br>CONFIG_IP_PNP_DHCP=y<br>CONFIG_IP_PNP_BOOTP=y<br># CONFIG_IP_PNP_RARP is not set<br># CONFIG_NET_IPIP is not set<br># CONFIG_NET_IPGRE is not set
<br># CONFIG_IP_MROUTE is not set<br># CONFIG_ARPD is not set<br># CONFIG_SYN_COOKIES is not set<br># CONFIG_INET_AH is not set<br># CONFIG_INET_ESP is not set<br># CONFIG_INET_IPCOMP is not set<br># CONFIG_INET_TUNNEL is not set
<br>CONFIG_IP_TCPDIAG=y<br># CONFIG_IP_TCPDIAG_IPV6 is not set<br># CONFIG_IPV6 is not set<br># CONFIG_NETFILTER is not set<br><br><br>CONFIG_NETDEVICES=y<br># CONFIG_DUMMY is not set<br># CONFIG_BONDING is not set<br># CONFIG_EQUALIZER is not set
<br># CONFIG_TUN is not set<br><br>#<br># ARCnet devices<br>#<br># CONFIG_ARCNET is not set<br><br>#<br># Ethernet (10 or 100Mbit)<br>#<br>CONFIG_NET_ETHERNET=y<br>CONFIG_MII=y<br># CONFIG_NET_VENDOR_3COM is not set<br># CONFIG_LANCE is not set
<br># CONFIG_NET_VENDOR_SMC is not set<br># CONFIG_SMC91X is not set<br># CONFIG_NET_VENDOR_RACAL is not set<br># CONFIG_AT1700 is not set<br># CONFIG_DEPCA is not set<br># CONFIG_HP100 is not set<br># CONFIG_NET_ISA is not set
<br>CONFIG_NET_PCI=y<br># CONFIG_AC3200 is not set<br># CONFIG_APRICOT is not set<br>CONFIG_CS89x0=y<br><br><br><br>