In this post will show you how to set system date and time on the command prompt in Redhat Linux. As a first step login to the system as a root user and continue with the below steps to complete the date and time setup. Very important that always in your environment make sure all the system sync with the right date and time each other, if you have an ntp server, will always prefer in high priority to sync your systems with the ntp server, in future post will explain more about ntp in detail.
Step 1: Check the current system date and time by executing the below command in shell prompt
Mon Sep 28 10:45:11 GMT 2015
Step 2: Syntax to set date
# date +%D -s YYYY-MM-DD
# date +%D -s 2015-09-2015
Step 3: Syntax to set time
# date +%T -s HH:MM:SS
# date +%T -s 13:50:25
Step 4: Syntax to set date and time in one command
# date -s “29 SEP 2015 13:50:25”
# date —-set “29 SEP 2015 13:50:25 GMT”
Step 5: Check the current status of new date and time
Mon Sep 29 13:50:25 GMT 2015
In my next post will show you how to sync hardware clock with system time in RedHat Linux.
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