解决httpd: Could not reliably determine the server's fully qualifi...

httpd: Could not reliably determine the server's fully qualified domain name, using 127.0.0.1 for ServerName

解决办法非常简单：

#nano /usr/local/apache2/conf/httpd.conf

找到#ServerName www.example.com:80   把#去掉，再重启apache即可没事了。