On Thu, Jun 19, 2008 at 08:10:17AM -0700, Christopher Hunt wrote:
> I expected that the cause would be excessive drops by the Cisco
> interface causing the TCPs on either end to negotiate a low
> tcp_receive_window, but the packets don't bear that out. The window
> sizes are staying high. The cisco interface doesn't show many drops nor
> does it ever seem to receive the 10mbps rate, even for a second. I
> expect that even retransmits, duplicate ACKS etc. would increment packet
> counters on the Cisco.Any ideas what else could cause low throughput
> besides a low tcp_receive_window?
What do you see in the network capture?
Maybe you could supply a small section of your capture file?
Cheers,
Sake