tail -f /var/log/httpd/error_log[Tue Apr 18 15:21:23.429491 2017] [:error] [pid 3234] [client 172.30.53.52:60326] PHP Warning: require_once(/etc/zabbix/web/ce.inc.php): failed to open stream: Permission denied in /usr/share/zabbix/include/classes/core/ZBase.php on line 269
[Tue Apr 18 15:21:23.429549 2017] [:error] [pid 3234] [client 172.30.53.52:60326] PHP Fatal error: require_once(): Failed opuired '/etc/zabbix/web/maintenance.inc.php' (include_path='.:/usr/share/pear:/usr/share/php') in /usr/share/zabbix/include/cle/ZBase.php on line 269
[Tue Apr 18 15:21:23.822922 2017] [:error] [pid 3233] [client 172.30.53.52:60327] PHP Warning: require_once(/etc/zabbix/web/ce.inc.php): failed to open stream: Permission denied in /usr/share/zabbix/include/classes/core/ZBase.php on line 269
[Tue Apr 18 15:21:23.822971 2017] [:error] [pid 3233] [client 172.30.53.52:60327] PHP Fatal error: require_once(): Failed opuired '/etc/zabbix/web/maintenance.inc.php' (include_path='.:/usr/share/pear:/usr/share/php') in /usr/share/zabbix/include/cle/ZBase.php on line 269原因是php由APACHE启动，/etc/zabbix/web目录权限如下，所以导致apache无进入这个目录的权限。
修改一下属主:
[root@zabbix-grafana web]# chown apache.apache -R .*
[root@zabbix-grafana web]# ll
总用量 8
-rwxr-xr-x. 1 zabbix zabbix 1036 2月 27 17:23 maintenance.inc.php
-rwxr-xr-x. 1 zabbix zabbix 424 4月 12 16:10 zabbix.conf.php
[root@zabbix-grafana web]# pwd
/etc/zabbix/web