“Recently, I was asked to reorganize some of our Web
applications to improve their stability. The major push was to get
each of our applications running in its own instance of Tomcat.
These applications all are in various stages of development, and if
a single instance allocates all of the memory available, the entire
Tomcat server must be restarted. This, in turn, brings down all of
the other applications.
“An obstacle to running multiple instances is each instance
would have to run on a unique port. Enter Apache’s Web server. With
the use of mod_jk, we were able to forward requests to specific
hosts and contexts to the respective running instance of