DEC OSF/1

This document covers the following topics related to the DEC OSF/1 operating system:

• Kernel Debugging and Crash Dump Analysis: An overview of how to perform system crash analysis, including saving dumps, types of system failures (hardware trap, software panic, hung system, and resource exhaustion), and how to force a crash dump on a hung system.

• Kernel Debugging Utilities: Detailed descriptions of dbx, kdbx, and kdebug debuggers, as well as the crashdc utility. It explains how to use these tools for examining kernels, variables, data structures, and threads.

• Crash Analysis Examples: Practical examples demonstrating how to use dbx and kdbx to identify software panics, hardware traps, and hardware errors.

• Writing Extensions to the kdbx Debugger: Guidelines for creating custom extensions, including standard library functions, data types, template files, and build/compile instructions.

• Using System Exercisers: Information on how to use diagnostic tools like fsx, memx, shmx, diskx, tapex, and cmx to troubleshoot system components.