Monitoring Virtual Memory

It is always good to have as much virtual memory as possible. This helps in fast execution of programs and processes. Sometimes administrators might face the problem of systems going into a hang state, system performance degradation, or slow execution of applications. In such scenarios, checking the virtual memory statistics is recommended. There might be a severe RAM shortage or too much paging or swapping taking place.


Paging ensures that the required data is made available to the executing program as quickly as possible. The operating system copies a certain number of pages from the storage device to the main memory (RAM). When the executing program requests a page that is not in the main memory, the operating ...

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