What is Psacct in Linux?
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psacct or acct both are open source application for monitoring users activities on the system. These applications runs in the background and keeps track of each users activity on your system as well as what resources are being consumed.
What is Psacct service?

The psacct service is responsible for starting and stopping process accounting at system boot time and at system shutdown. This service is a wrapper that invokes the action accounting control program.
How do I see all executed commands in Linux?
In Linux, there is a very useful command to show you all of the last commands that have been recently used. The command is simply called history, but can also be accessed by looking at your . bash_history in your home folder. By default, the history command will show you the last five hundred commands you have entered.
How do I track user activity in Linux?
How to see what users are up to in Linux

- finger. One handy command for getting a user profile is finger.
- w. The w command also provides a nicely formatted list of currently active users including idle time and what command they most recently ran.
- id.
- auth.
- last.
- du.
- ps and history.
- counting logins.
How do you record all the following activities performed by the user?
To open Steps Recorder, select the Start button, and then select Windows Accessories > Steps Recorder (in Windows 10), or Accessories > Problem Steps Recorder (in Windows 7 or Windows 8.1). Select Start Record.
What is Linux process accounting?
Process accounting is the method of recording and summarizing commands executed on Linux. The modern Linux kernel is capable of keeping process accounting records for the commands being run, the user who executed the command, the CPU time, and much more.
Which command is used to record session in Linux?
& script command
session & script command is used to record session in Linux.
Which command is used to record the user session What is the name of the file in which it gets recorded?
script
Answer : The ‘script’ command is used to record a user’s login session in a file. Script command can be implemented in a shell script or can directly be used in terminal.
What is psacct and ACCT command in Linux?
The psacct or acct package provides several features for monitoring process activities. ac command prints the statistics of user logins/logouts (connect time) in hours. lastcomm command prints the information of previously executed commands of user. accton commands is used to turn on/off process for accounting.
How to monitor process activities in psacct?
The psacct or acct package provides several features for monitoring process activities. ac command prints the statistics of user logins/logouts (connect time) in hours. lastcomm command prints the information of previously executed commands of user.
How to start psacct service under RHEL/CentOS/Fedora?
By default psacct service is in disabled mode and you need to start it manually under RHEL / CentOS / Fedora systems. Use the following command to check the status of service.
How to install ACCT package in Linux?
To install acct package using apt-get command under Ubuntu / Debian / Linux Mint. By default psacct service is in disabled mode and you need to start it manually under RHEL / CentOS / Fedora systems. Use the following command to check the status of service.