Modified date and time of Linux learning commands

Modified date and time of Linux learning commands

I. Date and time modification

1. View time and date

[[email protected] ~]# date

Friday, November 03, 2017 11:39:49 CST

Or

[Email protected] ~]# clock

November 03, 2017 Friday 11:42 52 sec -1.563496 seconds

Show Calendar

[[email protected] ~]# cal

November on 2017

Day 123456

1 2 3 4

5 6 7 8 9 10 11

12 13 14 15 16 17 18

19 20 21 22 23 24 25

26 27 28) 29 30

2. Set the time and date

Example: Setting the system date to the November 3, 2017 command

[Email protected] ~]# date-s 2017/11/03

Friday, November 03, 2017 00:00:00 CST

command to set the system time to 11:45:50

[Email protected] ~]# date-s 11:45:50

Friday, November 03, 2017 11:45:50 CST

3. After setting the system time, also need to synchronize to the hardware clock, the current time and date written to the BIOS, to avoid the failure after the restart,

[Email protected] ~]# hwclock-w

Or

[Email protected] ~]# clock--SYSTOHC

In the above command,--hctosys represents hardware clock to SYStem clock.

This article is from the "Steering Wheel" blog, be sure to keep this source http://68240021.blog.51cto.com/524479/1978688

Modified date and time of Linux learning commands