Chapter 3. Understanding user process models
This chapter explains several memory models available on AIX and how these models affect the heap and shared memory usage in your applications by providing the following sections:
Section 3.1, “User process models on AIX” on page 106
Section 3.2, “The 32-bit user process model” on page 109
Section 3.3, “The 64-bit user process model” on page 130
Section 3.4, “Introduction to shared memory” on page 140
Section 3.5, “Shared memory segments allocation order” on page 149
Section 3.6, “Large page support” on page 157
For further information about the topics explained in this chapter, please refer to the following sections in AIX 5L Version 5.2 General Programming Concepts: Writing and Debugging Programs:
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