Re: ip_conntrack: table full

Farkas Levente <[email protected]> Tue, 17 Jun 2003 15:01:31 +0200
Newsgroups gmane.linux.redhat.devel
Message-ID <[email protected]>
hi,
so my biggest problem is that, when I've got these error and keep 
getting the error, than do wc -l /proc/net/ip_conntrack and it's just
300-400 so I assume 48632 is more than enough. am I wrong?

Balint Cristian wrote:
> On Tuesday 17 June 2003 15:23, Farkas Levente wrote:
> 
>>hi,
>>I forgot to mention that it can't be the reason:
>># cat /proc/sys/net/ipv4/ip_conntrack_max
>>48632
>>
>>Balint Cristian wrote:
>>
>>>[root@rezso root]# cat /proc/sys/net/ipv4/ip_conntrack_max
>>>8184
>>>
>>>It is 8000 entry by default
>>>
>>>you can change it:
>>>[root@rezso root]# 
> 
> 
> echo 1024000 > /proc/sys/net/ipv4/ip_conntrack_max
> 
> try much higher value than 48632 !!!
> 
> 
> 
>>>Be careful if increase will eat more memory ....
>>>
>>>On Tuesday 17 June 2003 14:29, Farkas Levente wrote:
>>>
>>>>hi,
>>>>we've a fully updated rh8.0 firewall with kernel-2.4.20-18.8,
>>>>iptables-1.2.6a-2. we got the following error about once a week:
>>>>-----------------------------------------
>>>>Jun 13 05:21:41 portal kernel: ip_conntrack: table full, dropping packet.
>>>>Jun 13 05:21:47 portal last message repeated 10 times
>>>>Jun 13 05:21:51 portal kernel: NET: 6 messages suppressed.
>>>>Jun 13 05:21:51 portal kernel: ip_conntrack: table full, dropping packet.
>>>>Jun 13 05:21:57 portal kernel: NET: 3 messages suppressed.
>>>>Jun 13 05:21:57 portal kernel: ip_conntrack: table full, dropping packet.
>>>>-----------------------------------------
>>>>in this case we cant do anything just reboot the server. the strange is
>>>>that in this case:
>>>>wc -l /proc/net/ip_conntrack
>>>>is about 3-400, while during the normal operation it's about 1000-1500.
>>>>so I don't know what can be the problem in this case. what can I do to
>>>>find out the reason for this problem? and how to solve it?
>>>>thank you for your help in advance.
> 
> 
> 


-- 
   Levente                               "Si vis pacem para bellum!"