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Computer Information - another computer question |
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#1 |
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1.when I check my Available Memory and available Space on my hard drive I get
vastly different answers my total Physical memory is 256MB but my available physical memory is 63.84MB my total virtual memory is 856.50MB and available virtual memory is 488.68MB now when I go to my hard drive I have a total of 18.6GB my available disk space is 12.0GB my question is this: I like to add programs,I watch streaming video,I listen to radio over the internet should I be adding anything to my computer to keep it at its fast maximum performance. that 63.84 caught my attention what does available virtual memory deal with thanks in advance Ed Edwardonthewebb |
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#2 |
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Posts: n/a
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"Edwardonthewebb" <> wrote in message news:... > 1.when I check my Available Memory and available Space on my hard drive I get > vastly different answers my total Physical memory is 256MB but my available > physical memory is 63.84MB This means that windows has allocated all but 63.84MB of your physical RAM. This is normal, as windows will use much of your free memory to speed up performance, cache files, etc. when it is not required by other applications. Physical memory will be released and allocated to other programs when needed. > my total virtual memory is 856.50MB and available virtual memory is 488.68MB This means that your virtual memory paging file size is 856MB, and about half of it is in actual use at that moment. Windows will use a paging file to swap out data from Physical RAM that isn't imediately needed, in order to make room in physical memory for data that is needed at that moment. It's a way of making it seem like you have more memory than you actually have. If data that was swapped to the paging file is needed again, some other, less-needed data may be swapped out to the paging file, and the other data is quickly retrieved and reloaded into memory. Again, this is normal. Although, if you increase the amount of physical RAM in the system from 256, to say, 512 or higher, you may see a drop in how much virtual memory is actually being used. > > now when I go to my hard drive I have a total of 18.6GB > my available disk space is 12.0GB It's important to understand that harddrive space isn't the same as Physical memory. Physical memory is RAM, and is used for actively running programs, and it's contents are lost as soon as power is shut down. Harddrive space is storage, and the stored data is unaffected when power is shut down. Virtual memory is space allocated by windows on the harddrive as a specially designated storage space for data that has been temporarily shifted from physical RAM to the harddrive in order to make room in Physical RAM for something else that is needed more urgently. Its a way of making your physical RAM go much farther than it normally would be capable of. > > my question is this: > I like to add programs,I watch streaming video,I listen to radio over the > internet > should I be adding anything to my computer to keep it at its fast maximum > performance. > that 63.84 caught my attention It's normal, and even if you add more memory, windows will still try and allocate a great deal of it to mundane tasks, just to make windows operate more quickly. Unused memory is wasted memory, but windows will still use the paging file while some physical RAM sits idle. I've never seen a machine that had *no* free physical RAM. When your programs require physical RAM, windows will free up some if needed (likely by swapping other data to the virtual memory paging file, thereby freeing up space in RAM) and re-allocate it to your program. If you want to increase performance, and reduce dependence on the virtual memory paging file, then try adding another 256MB of RAM. The paging file will still be used. Just not quite as much. |
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