To use the processor and the I/O facilities efficiently, it is desirable to maintain many processes, as possible, in main memory. Due to equal size of the pages and frames, swapping becomes very easy. And the hardware cost is also main disadvantage. Solution is to page the page table or go to a more complicated data structure for translations. The worst cases are when page table may take up a significant portion of virtual memory. Advantages and Disadvantages of Paging. The fork( ) system call creates a child that is a duplicate of the parent. The disadvantages of paging are-It suffers from internal fragmentation. Disadvantages of virtual memory: Crucial thing is page size. For example: Observe clearly, virtual address: Address translation: Physical Address: Paging interrupts. Software related issues. For queries regarding questions and quizzes, use the comment area below respective pages. Advantages And Disadvantages Of Paging And Segmentation Computer Science Essay. Example: Mainly the virtual memory is used to translate virtual addresses to physical addresses when the system has some parameters. Paging is simple to implement and assumed as an efficient memory management technique. The time taken to fetch the instruction increases since now two memory accesses are required. Examples of Content related issues. Other disadvantage is translation overhead. As a tech writer, I regularly cringe at all the bad tweaking advice out there, and disabling the system pagefile is often a source of contention among geeks. Paging in computer architecture - Learn about paging technique used in virtual memory, What is Paging, page table, advantages and disadvantages of paging technique There is an overhead of maintaining a page table for each process. To gain better understanding about Paging, The disadvantages of paging are extra resource consumption, memory overhead for storing page tables. Here is a list of advantages and disadvantages of paging − Paging reduces external fragmentation, but still suffer from internal fragmentation.