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Elastic Docs ›Metricbeat Reference [8.15] ›Modules

Tomcat module

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Tomcat module

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This functionality is in beta and is subject to change. The design and code is less mature than official GA features and is being provided as-is with no warranties. Beta features are not subject to the support SLA of official GA features.

Prefer to use Elastic Agent for this use case?

Refer to the Elastic Integrations documentation.

Learn more

Elastic Agent is a single, unified way to add monitoring for logs, metrics, and other types of data to a host. It can also protect hosts from security threats, query data from operating systems, forward data from remote services or hardware, and more. Refer to the documentation for a detailed comparison of Beats and Elastic Agent.

This module periodically fetches JMX metrics from Apache Tomcat.

Compatibility

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The module has been tested with Tomcat 7.0.24 and 9.0.24. Other versions are expected to work.

Dashboard

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An overview dashboard for Kibana is already included:

metricbeat tomcat overview

Usage

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The Tomcat module requires Jolokiato fetch JMX metrics. Refer to the link for instructions about how to use Jolokia.

Example configuration

The Tomcat module supports the standard configuration options that are described in Modules. Here is an example configuration:

metricbeat.modules:
- module: tomcat
  metricsets: ['threading', 'cache', 'memory', 'requests']
  period: 10s
  hosts: ['localhost:8080']
  path: "/jolokia/?ignoreErrors=true&canonicalNaming=false"

Metricsets

The following metricsets are available:

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