Путеводитель по Руководству Linux
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   pidstat    ( 1 )

статистика отчетов по задачам Linux (Report statistics for Linux tasks.)
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Примеры (Examples)

pidstat 2 5
              Display five reports of CPU statistics for every active
              task in the system at two second intervals.


       pidstat -r -p 1643 2 5
              Display five reports of page faults and memory statistics
              for PID 1643 at two second intervals.


       pidstat -C "fox|bird" -r -p ALL
              Display global page faults and memory statistics for all
              the processes whose command name includes the string "fox"
              or "bird".


       pidstat -T CHILD -r 2 5
              Display five reports of page faults statistics at two
              second intervals for the child processes of all tasks in
              the system. Only child processes with non-zero statistics
              values are displayed.