httpd hang often
this is what i saw from /var/log/message
Mar 30 22:38:56 virgo kernel: ** IN_TCP DROP ** IN=eth0 OUT= MAC=00:01:6c:28:2b:45:00:90:69:a2:70:00:08:00 SRC=64.32.116.188 DST=64.247.49.99 LEN=48 TOS=0x04 PREC=0x00 TTL=111 ID=9674 DF PROTO=TCP SPT=3669 DPT=1025 WINDOW=8760 RES=0x00 SYN URGP=0 OPT (020405B401010402)
Mar 30 22:41:27 virgo kernel: ** IN_TCP DROP ** IN=eth0 OUT= MAC=00:01:6c:28:2b:45:00:90:69:a2:70:00:08:00 SRC=64.247.136.115 DST=64.247.49.102 LEN=48 TOS=0x04 PREC=0x00 TTL=107 ID=15281 DF PROTO=TCP SPT=2763 DPT=1025 WINDOW=16384 RES=0x00 SYN URGP=0 OPT (020405B401010402)
Mar 30 22:41:30 virgo kernel: ** IN_TCP DROP ** IN=eth0 OUT= MAC=00:01:6c:28:2b:45:00:90:69:a2:70:00:08:00 SRC=64.247.136.115 DST=64.247.49.102 LEN=48 TOS=0x04 PREC=0x00 TTL=107 ID=15435 DF PROTO=TCP SPT=2763 DPT=1025 WINDOW=16384 RES=0x00 SYN URGP=0 OPT (020405B401010402)
Mar 30 22:41:36 virgo kernel: ** IN_TCP DROP ** IN=eth0 OUT= MAC=00:01:6c:28:2b:45:00:90:69:a2:70:00:08:00 SRC=64.247.136.115 DST=64.247.49.102 LEN=48 TOS=0x04 PREC=0x00 TTL=107 ID=15786 DF PROTO=TCP SPT=2763 DPT=1025 WINDOW=16384 RES=0x00 SYN URGP=0 OPT (020405B401010402)
Mar 30 22:45:45 virgo kernel: ** IN_TCP DROP ** IN=eth0 OUT= MAC=00:01:6c:28:2b:45:00:90:69:a2:70:00:08:00 SRC=64.247.136.115 DST=64.247.49.68 LEN=48 TOS=0x04 PREC=0x00 TTL=107 ID=30102 DF PROTO=TCP SPT=3682 DPT=1025 WINDOW=16384 RES=0x00 SYN URGP=0 OPT (020405B401010402)
Mar 30 22:45:48 virgo kernel: ** IN_TCP DROP ** IN=eth0 OUT= MAC=00:01:6c:28:2b:45:00:90:69:a2:70:00:08:00 SRC=64.247.136.115 DST=64.247.49.68 LEN=48 TOS=0x04 PREC=0x00 TTL=107 ID=30293 DF PROTO=TCP SPT=3682 DPT=1025 WINDOW=16384 RES=0x00 SYN URGP=0 OPT (020405B401010402)
Mar 30 22:45:54 virgo kernel: ** IN_TCP DROP ** IN=eth0 OUT= MAC=00:01:6c:28:2b:45:00:90:69:a2:70:00:08:00 SRC=64.247.136.115 DST=64.247.49.68 LEN=48 TOS=0x04 PREC=0x00 TTL=107 ID=30661 DF PROTO=TCP SPT=3682 DPT=1025 WINDOW=16384 RES=0x00 SYN URGP=0 OPT (020405B401010402)
Mar 30 22:46:06 virgo named[3593]: lame server resolving 'www.fuqi.biz' (in 'fuqi.biz'?): 64.247.49.75#53
Mar 30 22:46:06 virgo named[3593]: lame server resolving 'www.fuqi.biz' (in 'fuqi.biz'?): 64.247.49.76#53
Mar 30 22:47:23 virgo named[3593]: lame server resolving '73.3.202.218.ipwhois.rfc-ignorant.org' (in 'ipwhois.rfc-ignorant.org'?): 127.0.0.1#53
Mar 30 22:50:52 virgo kernel: ** IN_TCP DROP ** IN=eth0 OUT= MAC=00:01:6c:28:2b:45:00:90:69:a2:70:00:08:00 SRC=69.241.224.252 DST=216.118.117.105 LEN=48 TOS=0x04 PREC=0x00 TTL=118 ID=36270 DF PROTO=TCP SPT=1602 DPT=4899 WINDOW=64240 RES=0x00 SYN URGP=0 OPT (020405B401010402)
Mar 30 22:53:10 virgo kernel: ** IN_TCP DROP ** IN=eth0 OUT= MAC=00:01:6c:28:2b:45:00:90:69:a2:70:00:08:00 SRC=64.69.145.25 DST=64.247.49.94 LEN=48 TOS=0x04 PREC=0x00 TTL=113 ID=24208 DF PROTO=TCP SPT=4781 DPT=1025 WINDOW=32768 RES=0x00 SYN URGP=0 OPT (020405B401010402)
Mar 30 22:53:13 virgo kernel: ** IN_TCP DROP ** IN=eth0 OUT= MAC=00:01:6c:28:2b:45:00:90:69:a2:70:00:08:00 SRC=64.69.145.25 DST=64.247.49.94 LEN=48 TOS=0x04 PREC=0x00 TTL=113 ID=24930 DF PROTO=TCP SPT=4781 DPT=1025 WINDOW=32768 RES=0x00 SYN URGP=0 OPT (020405B401010402)
Mar 30 22:53:45 virgo kernel: ** IN_TCP DROP ** IN=eth0 OUT= MAC=00:01:6c:28:2b:45:00:90:69:a2:70:00:08:00 SRC=64.247.136.115 DST=64.247.49.92 LEN=48 TOS=0x04 PREC=0x00 TTL=108 ID=57629 DF PROTO=TCP SPT=1177 DPT=1025 WINDOW=16384 RES=0x00 SYN URGP=0 OPT (020405B401010402)
Mar 30 22:53:47 virgo kernel: ** IN_TCP DROP ** IN=eth0 OUT= MAC=00:01:6c:28:2b:45:00:90:69:a2:70:00:08:00 SRC=64.247.136.115 DST=64.247.49.92 LEN=48 TOS=0x04 PREC=0x00 TTL=108 ID=57813 DF PROTO=TCP SPT=1177 DPT=1025 WINDOW=16384 RES=0x00 SYN URGP=0 OPT (020405B401010402)
Mar 30 22:41:27 virgo kernel: ** IN_TCP DROP ** IN=eth0 OUT= MAC=00:01:6c:28:2b:45:00:90:69:a2:70:00:08:00 SRC=64.247.136.115 DST=64.247.49.102 LEN=48 TOS=0x04 PREC=0x00 TTL=107 ID=15281 DF PROTO=TCP SPT=2763 DPT=1025 WINDOW=16384 RES=0x00 SYN URGP=0 OPT (020405B401010402)
Mar 30 22:41:30 virgo kernel: ** IN_TCP DROP ** IN=eth0 OUT= MAC=00:01:6c:28:2b:45:00:90:69:a2:70:00:08:00 SRC=64.247.136.115 DST=64.247.49.102 LEN=48 TOS=0x04 PREC=0x00 TTL=107 ID=15435 DF PROTO=TCP SPT=2763 DPT=1025 WINDOW=16384 RES=0x00 SYN URGP=0 OPT (020405B401010402)
Mar 30 22:41:36 virgo kernel: ** IN_TCP DROP ** IN=eth0 OUT= MAC=00:01:6c:28:2b:45:00:90:69:a2:70:00:08:00 SRC=64.247.136.115 DST=64.247.49.102 LEN=48 TOS=0x04 PREC=0x00 TTL=107 ID=15786 DF PROTO=TCP SPT=2763 DPT=1025 WINDOW=16384 RES=0x00 SYN URGP=0 OPT (020405B401010402)
Mar 30 22:45:45 virgo kernel: ** IN_TCP DROP ** IN=eth0 OUT= MAC=00:01:6c:28:2b:45:00:90:69:a2:70:00:08:00 SRC=64.247.136.115 DST=64.247.49.68 LEN=48 TOS=0x04 PREC=0x00 TTL=107 ID=30102 DF PROTO=TCP SPT=3682 DPT=1025 WINDOW=16384 RES=0x00 SYN URGP=0 OPT (020405B401010402)
Mar 30 22:45:48 virgo kernel: ** IN_TCP DROP ** IN=eth0 OUT= MAC=00:01:6c:28:2b:45:00:90:69:a2:70:00:08:00 SRC=64.247.136.115 DST=64.247.49.68 LEN=48 TOS=0x04 PREC=0x00 TTL=107 ID=30293 DF PROTO=TCP SPT=3682 DPT=1025 WINDOW=16384 RES=0x00 SYN URGP=0 OPT (020405B401010402)
Mar 30 22:45:54 virgo kernel: ** IN_TCP DROP ** IN=eth0 OUT= MAC=00:01:6c:28:2b:45:00:90:69:a2:70:00:08:00 SRC=64.247.136.115 DST=64.247.49.68 LEN=48 TOS=0x04 PREC=0x00 TTL=107 ID=30661 DF PROTO=TCP SPT=3682 DPT=1025 WINDOW=16384 RES=0x00 SYN URGP=0 OPT (020405B401010402)
Mar 30 22:46:06 virgo named[3593]: lame server resolving 'www.fuqi.biz' (in 'fuqi.biz'?): 64.247.49.75#53
Mar 30 22:46:06 virgo named[3593]: lame server resolving 'www.fuqi.biz' (in 'fuqi.biz'?): 64.247.49.76#53
Mar 30 22:47:23 virgo named[3593]: lame server resolving '73.3.202.218.ipwhois.rfc-ignorant.org' (in 'ipwhois.rfc-ignorant.org'?): 127.0.0.1#53
Mar 30 22:50:52 virgo kernel: ** IN_TCP DROP ** IN=eth0 OUT= MAC=00:01:6c:28:2b:45:00:90:69:a2:70:00:08:00 SRC=69.241.224.252 DST=216.118.117.105 LEN=48 TOS=0x04 PREC=0x00 TTL=118 ID=36270 DF PROTO=TCP SPT=1602 DPT=4899 WINDOW=64240 RES=0x00 SYN URGP=0 OPT (020405B401010402)
Mar 30 22:53:10 virgo kernel: ** IN_TCP DROP ** IN=eth0 OUT= MAC=00:01:6c:28:2b:45:00:90:69:a2:70:00:08:00 SRC=64.69.145.25 DST=64.247.49.94 LEN=48 TOS=0x04 PREC=0x00 TTL=113 ID=24208 DF PROTO=TCP SPT=4781 DPT=1025 WINDOW=32768 RES=0x00 SYN URGP=0 OPT (020405B401010402)
Mar 30 22:53:13 virgo kernel: ** IN_TCP DROP ** IN=eth0 OUT= MAC=00:01:6c:28:2b:45:00:90:69:a2:70:00:08:00 SRC=64.69.145.25 DST=64.247.49.94 LEN=48 TOS=0x04 PREC=0x00 TTL=113 ID=24930 DF PROTO=TCP SPT=4781 DPT=1025 WINDOW=32768 RES=0x00 SYN URGP=0 OPT (020405B401010402)
Mar 30 22:53:45 virgo kernel: ** IN_TCP DROP ** IN=eth0 OUT= MAC=00:01:6c:28:2b:45:00:90:69:a2:70:00:08:00 SRC=64.247.136.115 DST=64.247.49.92 LEN=48 TOS=0x04 PREC=0x00 TTL=108 ID=57629 DF PROTO=TCP SPT=1177 DPT=1025 WINDOW=16384 RES=0x00 SYN URGP=0 OPT (020405B401010402)
Mar 30 22:53:47 virgo kernel: ** IN_TCP DROP ** IN=eth0 OUT= MAC=00:01:6c:28:2b:45:00:90:69:a2:70:00:08:00 SRC=64.247.136.115 DST=64.247.49.92 LEN=48 TOS=0x04 PREC=0x00 TTL=108 ID=57813 DF PROTO=TCP SPT=1177 DPT=1025 WINDOW=16384 RES=0x00 SYN URGP=0 OPT (020405B401010402)