netdev - Re: ucc_geth: nf_conntrack: table full, dropping packet.

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Date:	Mon, 23 Mar 2009 13:25:31 +0100
From:	Joakim Tjernlund <Joakim.Tjernlund@...nsmode.se>
To:	Patrick McHardy <kaber@...sh.net>
Cc:	avorontsov@...mvista.com, netdev@...r.kernel.org
Subject: Re: ucc_geth: nf_conntrack: table full, dropping packet.

Patrick McHardy <kaber@...sh.net> wrote on 23/03/2009 13:15:45:
> 
> Joakim Tjernlund wrote:
> > doing a "ping -f -l 3" on my host towards my board on linus tree as of 

> > Friday results in lots of:
> > nf_conntrack: table full, dropping packet.
> > nf_conntrack: table full, dropping packet.
> > nf_conntrack: table full, dropping packet.
> > __ratelimit: 11 callbacks suppressed
> > nf_conntrack: table full, dropping packet.
> > nf_conntrack: table full, dropping packet.
> > nf_conntrack: table full, dropping packet.
> > nf_conntrack: table full, dropping packet.
> > 
> > for ucc_geth on a MPC832x.
> > This really looks strange to me, ideas?
> 
> What does /proc/net/netfilter/nf_conntrack show?

There is no /proc/net/netfilter/nf_conntrack. There is a
/proc/net/nf_conntrack though and it is empty. If I telnet
to the board I see:
ipv4     2 tcp      6 431990 ESTABLISHED src=192.168.1.15 dst=192.168.1.17 
sport=56445 dport=23 src=192.168.1.17 dst=192.168.1.15 sport=23 
dport=56445 [ASSURED] use=1
ipv4     2 udp      17 7 src=192.168.1.228 dst=192.168.1.255 sport=138 
dport=138 [UNREPLIED] src=192.168.1.255 dst=192.168.1.228 sport=138 
dport=138 use=1
ipv4     2 udp      17 20 src=127.0.0.1 dst=127.0.0.1 sport=34261 dport=53 
[UNREPLIED] src=127.0.0.1 dst=127.0.0.1 sport=53 dport=34261 use=1
ipv4     2 udp      17 2 src=192.168.1.199 dst=192.168.1.255 sport=138 
dport=138 [UNREPLIED] src=192.168.1.255 dst=192.168.1.199 sport=138 
dport=138 use=1
ipv4     2 udp      17 20 src=127.0.0.1 dst=127.0.0.1 sport=40417 dport=53 
[UNREPLIED] src=127.0.0.1 dst=127.0.0.1 sport=53 dport=40417 use=1

 Jocke

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