Server is responding very slowly. Here is kernel messages. Please help me what can I do for solving these problem. Server dont have any load or any other problem.

Jan 31 23:31:58 yct073 kernel: ip_conntrack: CT 0: table full, dropping packet.
Jan 31 23:32:03 yct073 kernel: printk: 579 messages suppressed.
Jan 31 23:32:03 yct073 kernel: ip_conntrack: CT 0: table full, dropping packet.
Jan 31 23:32:08 yct073 kernel: printk: 532 messages suppressed.
Jan 31 23:32:08 yct073 kernel: ip_conntrack: CT 0: table full, dropping packet.
Jan 31 23:32:13 yct073 kernel: printk: 501 messages suppressed.
Jan 31 23:32:13 yct073 kernel: ip_conntrack: CT 0: table full, dropping packet.
Jan 31 23:32:18 yct073 kernel: printk: 525 messages suppressed.
Jan 31 23:32:18 yct073 kernel: ip_conntrack: CT 0: table full, dropping packet.
Jan 31 23:32:23 yct073 kernel: printk: 589 messages suppressed.
Jan 31 23:32:23 yct073 kernel: ip_conntrack: CT 0: table full, dropping packet.
Jan 31 23:32:28 yct073 kernel: printk: 540 messages suppressed.
Jan 31 23:32:28 yct073 kernel: ip_conntrack: CT 0: table full, dropping packet.
Jan 31 23:32:33 yct073 kernel: printk: 582 messages suppressed.
Jan 31 23:32:33 yct073 kernel: ip_conntrack: CT 0: table full, dropping packet.
Jan 31 23:32:38 yct073 kernel: printk: 651 messages suppressed.
Jan 31 23:32:38 yct073 kernel: ip_conntrack: CT 0: table full, dropping packet.
Jan 31 23:32:43 yct073 kernel: printk: 534 messages suppressed.
Jan 31 23:32:43 yct073 kernel: ip_conntrack: CT 0: table full, dropping packet.
Jan 31 23:32:48 yct073 kernel: printk: 362 messages suppressed.
Jan 31 23:32:48 yct073 kernel: ip_conntrack: CT 0: table full, dropping packet.
Jan 31 23:32:53 yct073 kernel: printk: 471 messages suppressed.
Jan 31 23:32:53 yct073 kernel: ip_conntrack: CT 0: table full, dropping packet.
Jan 31 23:32:58 yct073 kernel: printk: 443 messages suppressed.
Jan 31 23:32:58 yct073 kernel: ip_conntrack: CT 0: table full, dropping packet.
Jan 31 23:33:03 yct073 kernel: printk: 745 messages suppressed.
Jan 31 23:33:03 yct073 kernel: ip_conntrack: CT 0: table full, dropping packet.
Jan 31 23:33:08 yct073 kernel: printk: 582 messages suppressed.
Jan 31 23:33:08 yct073 kernel: ip_conntrack: CT 0: table full, dropping packet.
Jan 31 23:33:13 yct073 kernel: printk: 633 messages suppressed.
Jan 31 23:33:13 yct073 kernel: ip_conntrack: CT 0: table full, dropping packet.
Jan 31 23:33:18 yct073 kernel: printk: 509 messages suppressed.
Jan 31 23:33:18 yct073 kernel: ip_conntrack: CT 0: table full, dropping packet.
Jan 31 23:33:23 yct073 kernel: printk: 449 messages suppressed.
Jan 31 23:33:23 yct073 kernel: ip_conntrack: CT 0: table full, dropping packet.
Jan 31 23:33:28 yct073 kernel: printk: 458 messages suppressed.
Jan 31 23:33:28 yct073 kernel: ip_conntrack: CT 0: table full, dropping packet.
Jan 31 23:33:33 yct073 kernel: printk: 695 messages suppressed.
Jan 31 23:33:33 yct073 kernel: ip_conntrack: CT 0: table full, dropping packet.
Jan 31 23:33:38 yct073 kernel: printk: 533 messages suppressed.
Jan 31 23:33:38 yct073 kernel: ip_conntrack: CT 0: table full, dropping packet.

how can I stop ip_conntrack ?

Well, why stopping, why not adding more connections to the ip_conntrack. The max can be changed !

http://www.webhostingtalk.com/showthread.php?t=649363