Hello Trampas, what chip is your PHY? To stay away from it. I used W5500 which does whole TCP/IP stack, and it gets warm. Now using lan8720a with large GND pad.
Adam Ășt 24. 3. 2020 v 0:59 odesĂlatel Trampas Stern <tram...@gmail.com> napsal: > I think I might have found the problem. I cooled off the Phy chip and > operation is back to normal. > > Trampas > > On Mon, Mar 23, 2020 at 3:38 PM Trampas Stern <tram...@gmail.com> wrote: > >> I am having random slow downs and ethernet lock ups. What I have noticed >> is that sometime ethernet parsing becomes very slow. I was able to capture >> this with wireshark (enclosed). >> >> I also find that sometimes usually after about a day the system just >> stops. I can confirm that the lwip timeouts polling is being called. >> However the networking just seems to stop. >> >> Other minor things are that I have noticed uploading files are extremely >> slow 1-2Mbits/sec, but downloading from my embedded device is fast >> 20-30Mbps. >> >> I have gone through and make sure error logging is turned on for LWIP. I >> have tried turning on debugging but it causes so much noise I have trouble >> looking for the ham in the spam. >> >> From the wireshark it appears that lwip is lost or something and ACK'ing >> stuff out of order. >> >> The LWIP version is STABLE-2.1.2 >> >> Trampas >> >> _______________________________________________ > lwip-users mailing list > lwip-users@nongnu.org > https://lists.nongnu.org/mailman/listinfo/lwip-users -- 731435556 Adam Baron
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