Re: [lwip-users] http server hangs

[Bernhard 'Gustl' Bauer]

I just recognized that miss_count (CS8900IF.C) is not always 0 in my 
worst case scenario. I cannot do anything to increase CPU cycles for 
LWIP. So is there a way to slow http traffic down?

Gustl

Bernhard 'Gustl' Bauer schrieb:
> when there is not much CPU time for LWIP stack it sometimes hangs. I 
> have attached a wireshark file. I'm not sure if I interpret this correct.
>
> Packet 55 is a retransmission of packet 40. But this packet has been ACK 
> in packet 41. It seams like packet 41 has not been recognized by LWIP. 
> And packet 44 is an ACK for 42 and 43. Should this not ACK packet 41 too?
>
> I have check LWIP_STATS. All error counters are 0. Any ideas where the 
> problem might be?