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CPU

Physical CPU and Logical CPU

August 2, 2023August 1, 2023 by PerfMatrix

To understand the difference between Physical and Logical CPU (core), you need to run the command lscpu on your Linux machine and you will get a result like this: Now, we will focus only on some important attributes, the rest are not so much important with respect to this topic, so I will park them as of … Read more

Categories Performance Engineering Basics Tags CPU, Performance Engineering

What is CPU Time?

May 5, 2023 by PerfMatrix
What is CPU Time

CPU time is the amount of time that the process is using the CPU, converting it to percentage is done by dividing it by the real amount of time passed. For example, if CPU time is 1 second of total execution time 2 seconds then the CPU utilization is ½ x 100 = 50%. How … Read more

Categories Performance Engineering Basics Tags CPU, Performance Engineering

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