How will you find which process is taking most CPU time in Unix?

In Unix, we can use top command to list the CPU time and memory used by various processes. The top command lists the process IDs and CPU time, memory etc used by top most processes.

Top command keeps refreshing the screen at a specified interval. So we can see over the time which process is always appearing on the top most row in the result of top command.

This is the process that is consuming most CPU time.

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Posted in Unix, Unix Interview Questions

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