Why is the process memory usage and statistics in Task Manager different?

Updated on technology 2024-03-21
2 answers
  1. Anonymous users2024-02-07

    CPU Usage: indicates the percentage of CPU resources that are currently used. If your CPU usage is too high for a long time, that's an indication of:

    1 is that your computer is poisoned.

    2. There is a software error.

    3. It's time to upgrade your computer.

    CPU Usage History: A graph showing the change of CPU usage over time, the default refresh rate is once every two seconds, you can adjust the refresh rate through the view menu, if your CPU is dual-core, or hyper-threaded, the usage of both cores will be displayed here Showing the usage history of both cores.

    PF usage: PAGEFILE (virtual memory), when the physical memory is not enough, put the data that is temporarily not used into the virtual memory file of the hard disk, and then call it out when it is used, the best way to reduce the PF usage is to increase the memory.

    The use of PF is too high, which indicates:

    1 is that your physical memory is too small.

    2. The program you started is too large (e.g. ps) too much.

    3. Your virtual memory settings are unreasonable, and often pop up if the virtual memory is insufficient, you can change it through My Computer Properties Advanced Performance Settings Advanced Virtual Memory Settings Select the partition where the virtual memory is placed (it is recommended to put it in the partition outside the system disk) Select a custom or system-managed size Settings OK.

    Set Virtual Memory Page File Usage History: A graph that shows how virtual memory usage has changed over time, and you can adjust the refresh rate through the View menu.

    Handle: A value used to uniquely identify a resource, such as files and registry keys, so that programs can access it. It is a pointer of a pointer.

    Thread: An object in a process that runs program instructions, threads that allow concurrent operations in a process and enable a process to run different parts of its program at the same time on different processors.

    Process: An executable program or a service.

    Physical memory: Your computer's physical memory usage.

    Total: The total amount of physical memory.

    Available Memory: the remaining available amount of physical memory, which refers to the remaining physical memory before virtual memory is used.

    System Cache: The amount of physical memory allocated for system caching. It is mainly used to store some key programs and data. As soon as the system or program needs it, some of the memory will be freed up.

    Total: refers to the sum of the physical and virtual memory currently in use.

    Limit: The maximum sum of physical and virtual memory that the system can provide.

    Peak: refers to the highest memory usage record from the current boot to the present.

    Core memory: The amount of memory used by the operating system and necessary drivers.

    Total: The total amount of physical memory used by the operating system and necessary drivers.

    Number of pages: The memory that can be copied to the page file, and it will be used if the system needs it"Mapping"to the hard disk, which frees up some of the physical memory.

    Unpaged: Memory that remains in physical memory, which is not mapped to the hard disk, i.e., the page file.

  2. Anonymous users2024-02-06

    Categories: Computer Network >> Operating System Failures.

    Resolution: Memory is only the use of memory by software or systems.

    CPU is the usage of the CPU by software or system.

    Above nonsense) 1....CPU use is to read and calculate data, for example, antivirus generally occupies about 95% of the system CPU, because it is the antivirus software that calculates and analyzes the file to compare it with the virus database, and the program will complete the task of antivirus at the fastest speed, which naturally occupies a high CPU. If you use other software, the CPU usage of the antivirus software will be reduced, and the antivirus will take longer.

    Others are similar to shed cracks.

    2...In addition to the situation where the software really occupies the system memory, there is also the virtual memory occupation, which is viewed --- the task manager--- select the virtual memory size --- the column.

    Now you can see how much system memory a piece of software is actually taking up over you. We often use memory decluttering is to release the physical memory into the virtual memory, so that the physical available memory is larger, but too much tidying, the system will slow down.

    For example, if you use QQ, "the physical memory occupies 15M, and the virtual memory occupies 8M", it may become "8M physical memory, 15M virtual memory", but when you use QQ, it will feel very stuck, and the program will transfer some QQ processes from virtual memory into the physical memory chain, which may become "12M physical memory, 11M virtual memory". It should be said that now this is a more reasonable memory arrangement, and the memory and speed are optimized, and both are obtained.

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It's how much the CPU is using to analyze the data!

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The memory you say actually refers to the physical memory of 1G, of course, if your graphics card is integrated, then the actual physical memory you see is less than 1G, and the virtual memory is actually a little space on the hard disk to temporarily store some data. Its size can be set by itself, and generally the virtual memory is set to a multiple of the physical memory. This is set according to your own needs, and it is generally made larger if you play games.