Linux基础-补充

date 命令

date命令用法：
[root@wqh06 ~]# date +%F
2020-04-29
[root@wqh06 ~]# date +%Y_%m_%d
2020_04_29
[root@wqh06 ~]# date +%T
15:02:25
[root@wqh06 ~]# date +%H_%M_%S
15_03_55

[root@wqh06 ~]# date +%F -d -10days
2020-04-19
[root@wqh06 ~]# date +%F -d +10days
2020-05-09

ntpdate 命令

## 同步时间
[root@wqh06 ~]# date -s "2020-11-11"
Wed Nov 11 00:00:01 CST 2020
[root@wqh06 ~]# ntpdate ntp.aliyun.com
29 Apr 15:06:13 ntpdate[7009]: step time server 203.107.6.88 offset -16880097.375878 sec
[root@wqh06 ~]# date
Wed Apr 29 15:06:16 CST 2020