故障一：
  2637:20151009:050431.719 [Z3001] connection to database 'zabbix' failed: [1045] Access denied for user 'zabbix'@'localhost' (using password: YES)
  2637:20151009:050431.719 database is down: reconnecting in 10 seconds
权限问题,执行下面的SQL语句.
MariaDB [(none)]>  grant all privileges on zabbix.* to zabbix@localhost identified by 'zabbix';
Query OK, 0 rows affected (0.00 sec)
故障二：
PHP time zone    unknown         Fail

    php_value max_execution_time 300
    php_value memory_limit 128M
    php_value post_max_size 16M
    php_value upload_max_filesize 2M
    php_value max_input_time 300
    php_value date.timezone Asia/Shanghai #修改成正确的时区.
[root@localhost zabbix]# service httpd restart故障三:
zabbix server is not running the information displayed may not be current
selinux 问题
[root@zabbix create]# getenforce 
Enforcing
[root@zabbix create]# setenforce 0
[root@zabbix create]# getenforce  
Permissive
或者
[root@zabbix create]# vim /etc/selinux/config

type=AVC msg=audit(1444450162.226:7610): avc:  denied  { name_connect } for  pid=31941 comm="httpd" dest=10051 scontext=system_u:system_r:httpd_t:s0 tcontext=system_u:object_r:zabbix_port_t:s0 tclass=tcp_socket
type=SYSCALL msg=audit(1444450162.226:7610): arch=c000003e syscall=42 success=no exit=-13 a0=c a1=7f95a9345270 a2=10 a3=0 items=0 ppid=31936 pid=31941 auid=4294967295 uid=48 gid=48 euid=48 suid=48 fsuid=48 egid=48 sgid=48 fsgid=48 tty=(none) ses=4294967295 comm="httpd" exe="/usr/sbin/httpd" subj=system_u:system_r:httpd_t:s0 key=(null)
type=AVC msg=audit(1444450171.586:7611): avc:  denied  { name_connect } for  pid=32146 comm="httpd" dest=10051 scontext=system_u:system_r:httpd_t:s0 tcontext=system_u:object_r:zabbix_port_t:s0 tclass=tcp_socket
type=SYSCALL msg=audit(1444450171.586:7611): arch=c000003e syscall=42 success=no exit=-13 a0=b a1=7f95a934dbe0 a2=10 a3=3 items=0 ppid=31936 pid=32146 auid=4294967295 uid=48 gid=48 euid=48 suid=48 fsuid=48 egid=48 sgid=48 fsgid=48 tty=(none) ses=4294967295 comm="httpd" exe="/usr/sbin/httpd" subj=system_u:system_r:httpd_t:s0 key=(null)
type=AVC msg=audit(1444450172.228:7612): avc:  denied  { name_connect } for  pid=32146 comm="httpd" dest=10051 scontext=system_u:system_r:httpd_t:s0 tcontext=system_u:object_r:zabbix_port_t:s0 tclass=tcp_socket
type=SYSCALL msg=audit(1444450172.228:7612): arch=c000003e syscall=42 success=no exit=-13 a0=c a1=7f95a9354a50 a2=10 a3=0 items=0 ppid=31936 pid=32146 auid=4294967295 uid=48 gid=48 euid=48 suid=48 fsuid=48 egid=48 sgid=48 fsgid=48 tty=(none) ses=4294967295 comm="httpd" exe="/usr/sbin/httpd" subj=system_u:system_r:httpd_t:s0 key=(null)
type=MAC_STATUS msg=audit(1444450178.657:7613): enforcing=0 old_enforcing=1 auid=0 ses=969

故障四:

使用用户名Admin,密码zabbix登陆,用户名首字母要大写.