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Apache-Tomcat Clustering

This parameter is the one that is taken for granted in the current era. All applications are assumed to be stable enough to work 24×7, 365 days a year. This is considered as the assumed parameter of measurement.

1). Scope

To ascertain that the parameters of speed, concurrency and stability are handled when an application […]

Tuning Apache + Tomcat

ATG: Tuning Apache + Tomcat

I did some tuning on Apache which vastly decreased response times.

The tests show increase vast decrease in response. (see table below) which is due to the following improvements made effective by the tuning (Increased maxclients, KeepAlive on. KeepAliveTimeout etc):

1) Reusable connections to handle multiple requests from the same […]

centos under tomcat and apache integration

First need to install apache, installation steps, see its official website, and then install apache jk module

1.1. Wget Tar-xzvf tomcat-connectors-1.2.31-src.tar.gz1.3. Cd tomcat-connectors-1.2.31-src/native1.4 .. / configure – with-apxs = / usr/local/apache2/bin/apxs # / usr/local/apache2 / your apache installation directory1.5. MakeThe 1.6. Cp apache-2.0/ / usr/local/apache2/modules/, and then restart apache1.7 into the apache installation directory, […]

Password Protect any WebApp folder in Tomcat-6.x

The following steps were tested with Tomcat 6.0.29. I think they should work with all currently running Tomcat versions out there. If it didn’t work out for your version, please let me know. Okay so lets start: First of all, we need to enable the MemoryRealm. You can do so by adding this line to […]

Integrating Tomcat and Apache on Red Hat Linux


1.0 Introduction

Java servlets are a powerful tool for building websites and web based applications. One skill that every Java web developer should have is the ability to install and configure the Tomcat servlet engine. Many thanks to the Apache Software Foundation for providing this mature, stable, open source software. It was recently […]

Clustering Tomcat Server

Clustering Tomcat Server A cluster of two Tomcat is a more Tomcats that are hosted in the same Java application. The main function of cluster Tomcat is to perform replication of open sessions in each cluster of Tomcat, so Tomcat each contain their sessions and their attributes, as well as the attributes of the other […]

Setting up Clustering on Apache/Jboss/Tomcat using Jakarta mod_jk

Clustering Jboss for two reasons  load balancing and failover.


Fail-over is probably the most important issue for web applications. If the front end load balancer detects that one of the nodes has gone down it will redirect all the traffic to the second instance and your clients, apart from any on the failed […]



The reference is taken from Apache Tomcat 7 Essentials By: Tanuj Khare

Tomcat Apache Tomcat is an open source Java-based web and servlet container, which is used to host Java-based applications. It was first developed for Jakarta Tomcat. Due to an increase in demand, it was later hosted as a separate project called […]

Tomcat listen on Server IP Address

Tomcat listen on Server IP Address

Connector Connector address=”″ port=”8080″ protocol=”HTTP/1.1″ maxHttpHeaderSize=”8192″ maxThreads=”300″ minSpareThreads=”25″ maxSpareThreads=”75″ enableLookups=”false” redirectPort=”8443″ acceptCount=”100″ connectionTimeout=”20000″ disableUploadTimeout=”true”

Connector executor=”tomcatThreadPool” port=”80″ protocol=”HTTP/1.1″ connectionTimeout=”20000″ redirectPort=”8443″ address=”″

Change Tomcat default port to 80 and 443

Change Tomcat default port to 80 and 443

Tomcat by default runs on port number 8080, However there is high chance get a port conflict with others program. Sometime we just need to change the Tomcat port number. Steps of changing the Tomcat Port

1) Locate server.xml in {Tomcat installation folder}\ conf \

2) […]