Book Image

Apache Tomcat 7 Essentials

By : Tanuj Khare
Book Image

Apache Tomcat 7 Essentials

By: Tanuj Khare

Overview of this book

Apache Tomcat (or simply Tomcat) is an open source servlet container developed by the Apache Software Foundation (ASF). The latest major stable release, Apache Tomcat version 7 implements the Servlet 3 and JavaServer Pages 2 specifications from the Java Community Process, and includes many additional features that make it a useful platform for developing and deploying web applications and web services.Apache Tomcat 7 Essentials follows a practical approach to teach installing, configuring, and maintaining Tomcat. It helps you to understand the middle architecture for hosting multiple websites and also provides the confidence to implement middleware support. It imparts to you the capacity to resolve migration issues and also provides regular maintenance solutions. This is the first and only book to cover upgrading to Tomcat 7 from previous versions.The journey of the reader starts at the beginner level and ends at the expert level. The content is designed in such a way that it balances the theory and practical approach for understanding concepts related to handling middle ware and web issues.In this book, you will go through a three-phase life cycle. The first cycle consists of installation, configuration of Tomcat 7 on different OS, and other configurations related to JDBC, port, deployment etc. The second phase deals with the building of enterprise application setup and high availability architecture (clustering load balancing). The third and critical phase will teach you to handle critical issues, performance tuning, and best practices for various environment stacks like dev/QA/stage/production.This book gives you a wider vision of using Tomcat 7 in web technologies and the skill to optimize their performance using Apache Tomcat 7.
Table of Contents (18 chapters)
Apache Tomcat 7 Essentials
About the Author
About the Reviewers

Chapter 7. Troubleshooting in Tomcat

Every day, IT administrators face new problems with servers in the production environment. Administrators have to troubleshoot these issues to make sure that the applications work perfectly.

Troubleshooting is an art of solving critical issues in the environment. It comes with experience and the number of issues you have come across in your career. But there is a set of rules for fixing the issues. We will discuss the real-time issues, which may occur in the production environment. We will also discuss tips and tricks for resolving issues.

In this chapter, we will discuss:

  • Common issues

  • Third-party tools for thread dump analysis

  • Tomcat specific issues related to the OS, JVM, and database

  • How to troubleshoot a problem

  • Best practices for the production environment

Common problem areas for web administrators

Web administrators always find issues with applications, not due to server failure of the Tomcat server, but because applications start malfunctioning due to...