[CentOS] Performance of CentOS as a NAT gateway

[Bart Schaefer]

On 9/9/07, David Hrbác( <hrbac.conf at seznam.cz> wrote:
> how many connections are on the router (/proc/net/ip_conntrack) ?

This is way off-peak time for us (middle of Sunday night PDT) so I
suspect looking at this right now is not very useful, but:

# cat /proc/net/ip_conntrack | wc -l
  15140
# cat /proc/net/ip_conntrack | fgrep -v UNREPLIED | wc -l
    586

> what's the /proc/sys/net/ipv4/ip_conntrack_max

# cat /proc/sys/net/ipv4/ip_conntrack_max
65536