~/.bash_history
will show the commands that was used by a user.
Install acct : sudo apt-get install acct
in addition to login/logout. It provides logs of every single command run by every single user. Below mentioned commands are the features of acct
ac
print statistics about connect timeaccton
turns accounting on or offlast
list last logins of users and termslastcomm
list last commands executedsa
print accounting statisticsdump-acct
print accounting file in human-readable form
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https://launchpad.net/ubuntu/precise/+source/activity-log-manager/0.9.4-0ubuntu3.2
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