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  2. System Idle Process - Wikipedia

    en.wikipedia.org/wiki/System_Idle_Process

    There are more detailed sources of such information available through Windows' performance monitoring system (accessible with the perfmon program), which includes more finely grained categorization of CPU usage. A limited subset of the CPU time categorization is also accessible through the Task Manager, which can display CPU usage by CPU, and ...

  3. Task Manager (Windows) - Wikipedia

    en.wikipedia.org/wiki/Task_Manager_(Windows)

    Task Manager, previously known as Windows Task Manager, is a task manager, system monitor, and startup manager included with Microsoft Windows systems. It provides information about computer performance and running software, including names of running processes , CPU and GPU load, commit charge , I/O details, logged-in users, and Windows services .

  4. CPU time - Wikipedia

    en.wikipedia.org/wiki/CPU_time

    CPU time (or process time) is the amount of time that a central processing unit (CPU) was used for processing instructions of a computer program or operating system. CPU time is measured in clock ticks or seconds. Sometimes it is useful to convert CPU time into a percentage of the CPU capacity, giving the CPU usage.

  5. top (software) - Wikipedia

    en.wikipedia.org/wiki/Top_(software)

    PR: Real-time priority of the task, computed by the system scheduler. Lower PR numbers are considered more important by the scheduler and more likely to be scheduled, which means it tends to have more CPU-time per real-time. NI: The niceness of the task, manually set by users and administrators to influence the real-time priority. A lower nice ...

  6. Uptime - Wikipedia

    en.wikipedia.org/wiki/Uptime

    The first number is the total number of seconds the system has been up. The second number is how much of that time the machine has spent idle, in seconds. [16] On multi-core systems (and some Linux versions) the second number is the sum of the idle time accumulated by each CPU. [17]

  7. Resource Monitor - Wikipedia

    en.wikipedia.org/wiki/Resource_Monitor

    Resource Monitor, a utility in Windows Vista and later, displays information about the use of hardware (CPU, memory, disk, and network) and software (file handles and modules) resources in real time. [1] Users can launch Resource Monitor by executing resmon.exe (perfmon.exe in Windows Vista).

  8. Task manager - Wikipedia

    en.wikipedia.org/wiki/Task_Manager

    In operating systems, a task manager is a system monitor program used to provide information about the processes and applications running on a computer, as well as the general status of the computer. Some implementations can also be used to terminate processes and applications, as well as change the processes' scheduling priority .

  9. Process Explorer - Wikipedia

    en.wikipedia.org/wiki/Process_Explorer

    Process Explorer is a freeware task manager and system monitor for Microsoft Windows created by SysInternals, which has been acquired by Microsoft and re-branded as Windows Sysinternals. It provides the functionality of Windows Task Manager along with a rich set of features for collecting information about processes running on the user's system ...