Unix Interview Questions and Answers
Question: What are the events done by the Kernel after a process is being swapped out from the main memory?Answer: When Kernel swaps the process out of the primary memory, it performs the following:Kernel decrements the Reference Count of each region of the process. If the reference count becomes zero, swaps the region out of the main memory, Kernel allocates the space for the swapping process in the swap device, Kernel locks the other swapping process while the current swapping operation is going on, The Kernel saves the swap address of the region in the region table. |
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