But I use ps command can see the httpd process, and I can see the web page.
# ps -ef|grep httpd
root 10694 1 0 Feb09 ? 00:00:00 /usr/sbin/httpd
apache 10705 10694 0 Feb09 ? 00:00:00 /usr/sbin/httpd
apache 10706 10694 0 Feb09 ? 00:00:00 /usr/sbin/httpd
apache 10707 10694 0 Feb09 ? 00:00:00 /usr/sbin/httpd
apache 10708 10694 0 Feb09 ? 00:00:00 /usr/sbin/httpd
apache 10711 10694 0 Feb09 ? 00:00:00 /usr/sbin/httpd
apache 10712 10694 0 Feb09 ? 00:00:00 /usr/sbin/httpd
apache 10713 10694 0 Feb09 ? 00:00:00 /usr/sbin/httpd
apache 10714 10694 0 Feb09 ? 00:00:00 /usr/sbin/httpd
root 18165 32298 0 04:47 pts/0 00:00:00 grep httpd