Language Environment education stack and heap processing

Abstract

This workshop continues the Language Environment basic debugging techniques by focusing on stack and heap processing.

Objectives:
After you attend this workshop, you should be able to:

  • Understand the layout and processing of Language Environment heap and stack structures
  • Use the LE VERBEXIT in IPCS to find data overlays in the heap

Audience:
The workshop is intended for systems programmers who install and support Language Environment, and applications programmers who debug applications running with Language Environment. It is assumed that the student has at least a basic knowledge of OS/390.

Topics

LE stack and heap (dynamic storage)

  • Overview of LE stack structures
  • Overview of LE heap structures
  • Debugging stack and heap under LE
    • Using a CEEDUMP
    • Using a SYSMDUMP
    • HEAPCHK

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For a copy of the presentation, click here.

Disclaimer

This material has not been submitted to any formal IBM test and is published AS IS. It has not been the subject of rigorous review. Your feedback is welcomed to improve the usefulness of the material to others.

IBM assumes no responsibility for its accuracy or completeness. The use of this information or the implementation of any of these techniques is a customer responsibility and depends upon the customer's ability to evaluate and integrate them into the customer's operational environment.

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