[root@localhost ~]# timedatectl
[root@localhost ~]# timedatectl set-timezone UTC
[root@localhost ~]# timedatectl
[root@localhost ~]# timedatectl set-timezone Asia/Shanghai
[root@localhost ~]# timedatectl
[root@localhost ~]# date
Wed Jun 26 22:02:27 CST 2019
#將當前時間設置爲物理時間
[root@localhost ~]# hwclock -w