The above command helps us find the important aspect of the machine which is How long the machine is been running? in other world when did it start running?
The more the uptime the slower the performance.
The above command helps to determine how many users are logged into the system.
The more the sessions the slower the performance.
#ps auxf | sort -nr -k 3 | head -10
The above command helps to determine the top 10 processes affecting cpu utilization.
The above command gives you information about cpu of machine.
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