[root@node101.yinzhengjie.org.cn ~]# mkdir -pv /data/www/html

mkdir: created directory ‘/data/www’

mkdir: created directory ‘/data/www/html’

[root@node101.yinzhengjie.org.cn ~]#

[root@node101.yinzhengjie.org.cn ~]# echo "/data/www/html" > /data/www/html/index.html

[root@node101.yinzhengjie.org.cn ~]#

[root@node101.yinzhengjie.org.cn ~]# ll /data/www/html/

total

-rw-r--r--  root root  Dec   : index.html

[root@node101.yinzhengjie.org.cn ~]# 

[root@node101.yinzhengjie.org.cn ~]# egrep -v "^ *#|^$" /etc/httpd/conf/httpd.conf  | grep DocumentRoot

DocumentRoot "/var/www/html"

[root@node101.yinzhengjie.org.cn ~]#

[root@node101.yinzhengjie.org.cn ~]# vim /etc/httpd/conf/httpd.conf

[root@node101.yinzhengjie.org.cn ~]#

[root@node101.yinzhengjie.org.cn ~]# egrep -v "^ *#|^$" /etc/httpd/conf/httpd.conf  | grep DocumentRoot

DocumentRoot "/data/www/html"

[root@node101.yinzhengjie.org.cn ~]#

[root@node101.yinzhengjie.org.cn ~]# 

[root@node101.yinzhengjie.org.cn ~]# cat /etc/httpd/conf.d/document_root.conf

<Directory "/data/www/html">

    Require all granted

</Directory>

[root@node101.yinzhengjie.org.cn ~]#

[root@node101.yinzhengjie.org.cn ~]# httpd -t

Syntax OK

[root@node101.yinzhengjie.org.cn ~]#

[root@node101.yinzhengjie.org.cn ~]# systemctl restart httpd

[root@node101.yinzhengjie.org.cn ~]#