Service Procedures for Linux on IBM Power Systems Servers

Introduction

Collecting data on first occurrence of the problem can aid in problem determination and timely resolution of defects. At IBM®, this process of collecting data on first occurrence is often referred to as First Failure Data Capture (FFDC). Gathering this data before reporting a defect helps to understand the problem more quickly and thoroughly, which saves time analyzing data and reduces the time and mission affects in fixing defects.

Several diagnostic capabilities are built into the Linux operating system that enable you to determine the application level problems and system level problems. Collecting FFDC logs early, even before opening a defect report, helps to quickly determine whether:

•Symptoms match known problems (rediscovery) ...