kernel: ip_conntrack: table full, dropping packet.

tail -f messages
Oct  6 13:31:03 sansung20110824 kernel: printk: 3874 messages suppressed.
Oct  6 13:31:03 sansung20110824 kernel: ip_conntrack: table full, dropping packet.
Oct  6 13:31:08 sansung20110824 kernel: printk: 4742 messages suppressed.
Oct  6 13:31:08 sansung20110824 kernel: ip_conntrack: table full, dropping packet.
Oct  6 13:31:13 sansung20110824 kernel: printk: 4055 messages suppressed.
Oct  6 13:31:13 sansung20110824 kernel: ip_conntrack: table full, dropping packet.
Oct  6 13:31:18 sansung20110824 kernel: printk: 4077 messages suppressed.
Oct  6 13:31:18 sansung20110824 kernel: ip_conntrack: table full, dropping packet.
Oct  6 13:31:23 sansung20110824 kernel: printk: 3838 messages suppressed.
Oct  6 13:31:23 sansung20110824 kernel: ip_conntrack: table full, dropping packet.
Oct  6 13:31:28 sansung20110824 kernel: printk: 3652 messages suppressed.
Oct  6 13:31:28 sansung20110824 kernel: ip_conntrack: table full, dropping packet.
 
cat /proc/sys/net/ipv4/netfilter/ip_conntrack_max

65536

echo 131072 > /proc/sys/net/ipv4/ip_conntrack_max
echo 196608 > /proc/sys/net/ipv4/ip_conntrack_max
echo 396608 > /proc/sys/net/ipv4/ip_conntrack_max


cat /sys/module/ip_conntrack/parameters/hashsize
8192

echo 16384 > /sys/module/ip_conntrack/parameters/hashsize
echo 36384 > /sys/module/ip_conntrack/parameters/hashsize 
 
 
ping: sendmsg: Operation not permitted
이 메시지도 위처럼