1076 WebSphere Application Server V8.5 Administration and Configuration Guide for the Full Profile
31.1 Overview
Problem determination and troubleshooting use two basic actions to solve a problem:
Data collection: Reproduce the problem and collect diagnostic data. Data collection
includes Java log files, trace logs, thread dumps, heap dumps, and system dumps.
Analysis and isolation: Analyze both the results and the diagnostic data until the root
cause is found and isolated.
To perform an analysis, begin collecting diagnostic data. Error messages in a log file, for
example, might be gathered and analyzed. The error messages might indicate that there was
a database connection issue. You might recognize immediately from the diagnostic data that ...