Chapter 22. Memory and Swap Space Management

Chapter Syllabus

  • 22.1 System Memory and Swap Space

  • 22.2 Types of Swap Space

  • 22.3Creating Swap Space

  • 22.4 Monitoring Swap Space

  • 22.5 Swap Space Priorities and Performance

Every system has some physical memory installed in it. The physical memory is used to hold programs and data loaded from disk drives and to perform operations on the data by using the loaded programs. The CPU can execute only those programs that are loaded into the physical memory. In a multitasking system, usually many programs are running simultaneously. There may also be many users logged in at one time and performing data operations. In a typical system, the amount of physical memory installed is not sufficient to hold all programs and ...

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