many apache process
when I take a look of ps -auxi get following view:
apache 19380 0.6 0.9 26316 14020 ? S May04 17:19 /usr/sbin/httpd
apache 30660 0.6 2.0 44672 32300 ? R May05 9:05 /usr/sbin/httpd
apache 30661 0.7 0.9 26316 13996 ? S May05 9:39 /usr/sbin/httpd
apache 30748 0.7 0.9 26256 13956 ? S May05 9:37 /usr/sbin/httpd
apache 31464 0.7 0.8 26116 13812 ? S May05 9:07 /usr/sbin/httpd
apache 31822 0.6 0.8 26216 13896 ? S May05 7:43 /usr/sbin/httpd
apache 638 0.5 0.9 26316 14020 ? S May05 5:41 /usr/sbin/httpd
apache 1252 0.6 0.9 26356 14044 ? S May05 6:33 /usr/sbin/httpd
apache 5341 0.4 3.2 64140 50816 ? S 04:28 3:01 /usr/sbin/httpd
apache 5383 0.6 0.9 26276 13964 ? S 04:32 4:10 /usr/sbin/httpd
apache 5411 0.7 0.8 25912 13608 ? S 04:34 4:58 /usr/sbin/httpd
apache 5944 0.7 0.9 26248 13940 ? S 05:37 4:34 /usr/sbin/httpd
apache 7760 0.8 2.0 44656 32304 ? R 08:59 3:17 /usr/sbin/httpd
apache 8983 0.8 0.8 26036 13716 ? S 11:52 1:50 /usr/sbin/httpd
apache 8992 0.6 0.8 25740 13420 ? S 11:53 1:28 /usr/sbin/httpd
apache 8993 0.8 1.8 41776 29352 ? S 11:53 1:50 /usr/sbin/httpd
apache 8994 0.7 0.9 26376 14060 ? S 11:53 1:39 /usr/sbin/httpd
apache 9010 0.6 0.8 25480 13160 ? S 11:55 1:17 /usr/sbin/httpd
apache 9012 0.7 0.8 25464 13132 ? S 11:55 1:29 /usr/sbin/httpd
apache 9023 1.2 0.8 25480 13160 ? S 11:55 2:33 /usr/sbin/httpd
apache 10987 0.8 0.8 25580 13256 ? S 12:39 1:21 /usr/sbin/httpd
why is there many http start? server load is high. even the server has only one site.