> On Thursday 23 September 2004 15:03, Nivedita Singhvi wrote: > > Er, no, TSO does not require zerocopy.. > Right, sendfile does not have any effect. I played around a bit with the TCP_MAXSEG socket option and with sender and receiver MTU sizes but nothing helps. The stack does not give me large packets if I switch on the NETIF_F_TSO flag. There must be some magic I'm missing. Thomas. - : send the line "unsubscribe linux-net" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html