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How to add timestamp to history command?

history command lists all executed command on server.

By default output of command is as follows:

989  date
990  history
991  history
992  w
993  top
994  w
995  cd /tmp
996  ls -la

 

After you add timestamp, it will show you a detailed output with date, time and command.

SSH to server as root and edit file /root/.bash_profile with your favorite editor and add following line:

Export HISTTIMEFORMAT="%F %T "
 
Now logout and login again and execute history command, you will see
 
Detailed output as follows:-
 
root@Server[~]#history
 
19  04/25/10 08:26:48 hostname
20  04/25/10 08:46:34 history
21  04/25/10 08:46:48 w
22  04/25/10 08:46:50 date
23  04/25/10 08:46:52 cal
24  04/25/10 08:46:53 ls -la
25  04/25/10 08:46:55 top
26  04/25/10 08:47:11 tail -f /var/log/messages
27  04/25/10 08:47:29 history

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Linux
Managed Services

Just Leave Linux to Us
Is maintaining your Linux server keeping your team bogged down? Alleviate unnecessary stress with one of Hivelocity’s Linux Managed Services plans. With reboots, monitoring, updates, and more, your team can rest easy knowing your hardware and OS are in the hands of hosting experts.

Configure your server today and see the benefits a Hivelocity managed Linux solution can offer you!