获取运行Apache的路径

$ ps -ef | grep apache
apache   12846 14590  0 Oct20 ?        00:00:00 /usr/sbin/apache2

将-V参数附加到路径

$ /usr/sbin/apache2 -V | grep SERVER_CONFIG_FILE
-D SERVER_CONFIG_FILE="/etc/apache2/apache2.conf"

参考：http :
//commanigy.com/blog/2011/6/8/finding-apache-configuration-file-httpd-conf-
location