Self-Service Linux: Mastering the Art of Problem Determination

In Self-Service Linux, two of IBM’s leading Linux experts introduce a four-step methodology for identifying and resolving every type of Linux-related system or application problem: errors, crashes, hangs, performance slowdowns, unexpected behavior, and unexpected outputs.

Book Description

The biggest factor in a company’s decision to go with Linux is overcoming thesupport issues. Adopting Linux successfully means taking on a differentapproach to support. Since Linux is open source, there are different methodsto get the support that companies need. This includes deeper skills on how toinvestigate problems, how to get help from the open source community (i.e.how to ask for help on usenet) and how to resolve problems in-house withoutthe extra cost of a consultant. This book should be an essential part of everycompany’s Linux adoption plan to keep the total cost of ownership (TCO)down and improve the ROI of their Linux strategy. It is also a book thatadvanced Linux professionals running their own Linux systems will be able touse to troubleshoot. This book gives the staff the basics they need to diagnose most problems that they will face and will go into the nitty-gritty on the toughest problems. It also points users to the appropriate resources so that they may get help quickly.

Table of Contents

• Best Practices and Initial Investigation
• strace and System Call Tracing Explained
• The /proc Filesystem
• Compiling
• The Stack
• The GNU Debugger (GDB)
• Linux System Crashes and Hangs
• Kernel Debugging with KDB
• ELF: Executable and Linking Format
• The Toolbox
• Data Collection Script

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