Also, you have to increase TCP max window size to saturate a 1Gbps link. You need to increase tcp_rmem[2] on receiver and tcp_wmem[2] on sender. This is easily done with sysctl. And of course you have to have enough memory that TCP isn't deciding to throttle you for chewing too much memory in the system (see tcp_mem)
And make sure that no one CPU in the system is pegged rick jones - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html