Performance Testing, LoadRunner Tips&Tricks

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Understanding Memory: Virtual Addressing (Illustration)

The following illustration explains the process of virtual addressing when a program is loaded into memory. For detailed explanation, refer to "Understanding Memory: Virtual Addressing".





  1. Executable program image file loads into memory.
  2. Logical memory address range of the application is divided into fixed-size chunks caled pages.
  3. Page mapping in Virtual Memory is dynamic.
  4. Frequently referenced logical addresses tend to reside in physical memory.
  5. Infrequently referenced pages are relegated to paging files on secondary disk storage.

Related Topics

Content Page - General
Virtual Addressing
Page Fault Resolution
Page Fault Resolution (Illustration)
Performance Concerns
Virtual Memory Shortage Alerts
Available Bytes
LRU
System Working Set
Detecting Memory Leaks
Measuring Memory Utilization

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2 Responses to “Understanding Memory: Virtual Addressing (Illustration)”

  1. # Blogger Dave

    This just remind me the time when i'm still in collage.

    http://davedeli.blogspot.com  

  2. # Blogger Hs

    Sometimes back to school refresh our knowledge and memories. :)  

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