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Re: [lwip-users] lwIP 1.4.1 server's SYN flood hang, no backlog
From: |
Tomek |
Subject: |
Re: [lwip-users] lwIP 1.4.1 server's SYN flood hang, no backlog |
Date: |
Sat, 6 Sep 2014 07:49:58 -0700 (MST) |
Sadly, today I've catched lwip_stats when device was in 'natural" hangup.
There were no errors in lwip_stats:
{link = {xmit = 0, recv = 0, fw = 0, drop = 0, chkerr = 0, lenerr = 0,
memerr = 0, rterr = 0, proterr = 0, opterr = 0, err = 0, cachehit = 0},
etharp = {xmit = 6, recv = 223, fw = 0, drop = 1, chkerr = 0, lenerr = 0,
memerr = 0, rterr = 0, proterr = 1, opterr = 0, err = 0, cachehit = 62528},
ip_frag = {xmit = 0, recv = 0, fw = 0, drop = 0, chkerr = 0, lenerr = 0,
memerr = 0, rterr = 0, proterr = 0, opterr = 0, err = 0, cachehit = 0}, ip =
{xmit = 62539, recv = 33578, fw = 0, drop = 2, chkerr = 0, lenerr = 0,
memerr = 0, rterr = 0, proterr = 0, opterr = 0, err = 0, cachehit = 0}, icmp
= {xmit = 0, recv = 0, fw = 0, drop = 0, chkerr = 0, lenerr = 0, memerr = 0,
rterr = 0, proterr = 0, opterr = 0, err = 0, cachehit = 0}, udp = {xmit = 9,
recv = 341, fw = 0, drop = 0, chkerr = 0, lenerr = 0, memerr = 0, rterr = 0,
proterr = 0, opterr = 0, err = 0, cachehit = 6}, tcp = {xmit = 61249, recv =
33235, fw = 0, drop = 0, chkerr = 0, lenerr = 0, memerr = 0, rterr = 0,
proterr = 0, opterr = 0, err = 0, cachehit = 0}, sys = {sem = {used = 6, max
= 6, err = 0}, mutex = {used = 0, max = 0, err = 0}, mbox = {used = 8, max =
8, err = 0}}}
Is there anything else I can check?
--
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- Re: [lwip-users] lwIP 1.4.1 server's SYN flood hang, no backlog, (continued)
- Re: [lwip-users] lwIP 1.4.1 server's SYN flood hang, no backlog, Simon Goldschmidt, 2014/09/02
- Re: [lwip-users] lwIP 1.4.1 server's SYN flood hang, no backlog, Tomek, 2014/09/02
- Re: [lwip-users] lwIP 1.4.1 server's SYN flood hang, no backlog, Simon Goldschmidt, 2014/09/02
- Re: [lwip-users] lwIP 1.4.1 server's SYN flood hang, no backlog, Tomek, 2014/09/02
- Re: [lwip-users] lwIP 1.4.1 server's SYN flood hang, no backlog, Simon Goldschmidt, 2014/09/02
- Re: [lwip-users] lwIP 1.4.1 server's SYN flood hang, no backlog, Tomek, 2014/09/02
- Re: [lwip-users] lwIP 1.4.1 server's SYN flood hang, no backlog, address@hidden, 2014/09/02
- Re: [lwip-users] lwIP 1.4.1 server's SYN flood hang, no backlog, Tomek, 2014/09/03
- Re: [lwip-users] lwIP 1.4.1 server's SYN flood hang, no backlog, Simon Goldschmidt, 2014/09/03
- Re: [lwip-users] lwIP 1.4.1 server's SYN flood hang, no backlog, Tomek, 2014/09/03
- Re: [lwip-users] lwIP 1.4.1 server's SYN flood hang, no backlog,
Tomek <=