BRIEF ABOUT System Activity Reporter System Activity Reporter is an important tool that helps system administrators to get an overview of the server machine with status of different important metrics at different points of time. If suppose you are having an issue with the system currently, Like some of your customers are unable to list some data from the database. The first thing that most of the Linux system administrators do is to recall the same issue when it previously occurred, and If you remember the day of its previous occurrence then you can easily compare the internal system statistics with the current statistics. SAR is very much helpful in doing exactly that. The first thing that we need to do is check and confirm whether you have SAR utility installed on the machine. Which can be checked by listing all rpm's and finding for this utility. SAR is one of the utility inside sysstat. You can easily download and install it in your machine very easily thro...