On Mon, 2008-12-22 at 23:51 +0100, Sebastian wrote: > Hello, > > as the title already says, I've got a problem with the sending speed, which > is > extremly slow. My platform is a LPC2468 Controller from NXP with an ARM > Core. > It seems the problem is that lwIP sometimes holds back packets and waits for > the next ACK of the packet just sent. According to a typical TCP session, the > remote station expects a second packet and waits for 200ms before it's sends > the ACK. After that, lwIP will send the next packets.
Sounds like bad interaction between the Nagle algorithm on the sender and the delayed ACK algorithm on the receiver. Kieran _______________________________________________ lwip-users mailing list [email protected] http://lists.nongnu.org/mailman/listinfo/lwip-users
