Oct 242014
 

To display shell command history with date and time under a UNIX or Linux operating systems, set up the HISTTIMEFORMAT. This will set the timestamp information associated with each bash entry in history that is written to the history file.

echo 'export HISTTIMEFORMAT="%d/%m/%y %T "' >> ~/.bash_profile

To see history type

history

Sample output:

  683  20140903 - 07:50:57 - history |grep yum
  684  20140904 - 09:42:36 - yum update
  685  20140904 - 09:44:16 - uname -a
  686  20140904 - 09:44:30 - reboot -e
  687  20140904 - 09:45:09 - shutdown -r now
  688  20140904 - 09:45:12 - exit
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 Posted by at 2:51 pm