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From "Peter Crowther" <>
Subject RE: How to separate tomcat instances?
Date Mon, 27 Feb 2006 16:46:16 GMT
> From: lk [] 
> I would like to know if it is possible to run multiple 
> instances of tomcat.
> I've read the documentation and I found out that I can configure
> multiple workers to serve multiple instances of Tomcat.
> But I haven't understood if in this way the contexts served 
> by a worker
> are protected against a failure of the others workers?

Each instance of Tomcat runs in its own Java virtual machine (JVM).
Each JVM is isolated from other JVMs - so if one crashes, the others are

> Furthermore I would like to know if it is possible to run tomcat5 and
> tomcat4 on the same server?

Yes.  I do it regularly on this server when I'm testing compatibility of
one webapp.

		- Peter

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