1. Add the following section at the end of the/etc/profile:
user_ip= ' who-u am I 2>/dev/null| awk ' {print $NF} ' |sed-e ' s/[()]//g ' export histtimeformat= ' [%F%t][' WhoAmI '][${user_ip}] "
2. Source/etc/profile
3. Execute whatever command you want,
4. Executive history, see effect: 311 [2013-08-28 14:39:20][root][192.168.80.1] History 312 [2013-08-28 14:39:43][root][192.168.80.1] D F-h 313 [2013-08-28 14:39:45][root][192.168.80.1] df-g 314 [2013-08-28 14:39:47][root][192.168.80.1] History 315 [ 2013-08-28 14:40:01][root][192.168.80.1] ifconfig [2013-08-28 14:44:53][root][192.168.80.1] init 6 317 [2013-08-28 14:46:56][root][192.168.80.1] SDFSDFSD 318 [2013-08-28 14:46:58][root][192.168.80.1] LS 319 [2013-08-28 14:47:02][roo t][192.168.80.1] hostory [2013-08-28 14:47:04][root][192.168.80.1] History 321 [2013-08-28 14:48:35][root][192.168 .80.1] Cat/etc/profile 322 [2013-08-28 14:54:32][root][192.168.80.1] History
Note: 1 and 2 must be done before you can see the effect of the history. If you want to see the history of 1 months ago, and then did not do 1 and 2, this situation is not to see the desired effect.
Let the Linux history command show the execution time of the command, which machine executes the command
