no me parece tonta tu pregunta, averiguando pude establecer que con este comando:
ps -ef | grep httpd | grep -v grep
ó este otro
ps -ef | grep apache | grep -v grep
obtengo este resultado en linux, ojo estoyo como root
Cita: daemon 1186 26460 0 09:09 ? 00:00:01 /opt/apache/bin/httpd -k start
daemon 3625 26460 0 Aug20 ? 00:00:10 /opt/apache/bin/httpd -k start
daemon 5882 26460 0 Aug20 ? 00:00:05 /opt/apache/bin/httpd -k start
daemon 6043 26460 0 Aug20 ? 00:00:06 /opt/apache/bin/httpd -k start
daemon 6643 26460 0 Aug20 ? 00:00:08 /opt/apache/bin/httpd -k start
daemon 7097 26460 0 Aug20 ? 00:00:03 /opt/apache/bin/httpd -k start
daemon 7390 26460 0 Aug20 ? 00:00:05 /opt/apache/bin/httpd -k start
daemon 7493 26460 0 Aug20 ? 00:00:00 /opt/apache/bin/httpd -k start
daemon 7526 26460 0 Aug20 ? 00:00:03 /opt/apache/bin/httpd -k start
daemon 7802 26460 0 Aug20 ? 00:00:01 /opt/apache/bin/httpd -k start
root 26460 1 0 Aug16 ? 00:00:18 /opt/apache/bin/httpd -k start
mi pregunta es, cual directorio deberia darle permiso al usuario de apache?