48 lines
1.3 KiB
Markdown
48 lines
1.3 KiB
Markdown
# Tomcat Metrics
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The JMX Metric Gatherer provides built in Tomcat metric gathering capabilities.
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These metrics are sourced from: https://docs.oracle.com/cd/E11857_01/em.111/e10115/middleware_apache_tomcat.htm
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### Metrics
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* Name: `tomcat.sessions`
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* Description: The number of active sessions.
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* Unit: `sessions`
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* Instrument Type: DoubleValueCallback
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* Name: `tomcat.errors`
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* Description: The number of errors encountered.
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* Unit: `errors`
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* Labels: `proto_handler`
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* Instrument Type: LongCounterCallback
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* Name: `tomcat.processing_time`
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* Description: The total processing time.
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* Unit: `ms`
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* Labels: `proto_handler`
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* Instrument Type: LongCounterCallback
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* Name: `tomcat.traffic`
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* Description: The number of bytes transmitted and received.
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* Unit: `by`
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* Labels: `proto_handler`, `direction`
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* Instrument Type: LongCounterCallback
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* Name: `tomcat.threads`
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* Description: The number of threads.
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* Unit: `threads`
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* Labels: `proto_handler`, `state`
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* Instrument Type: LongValueCallback
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* Name: `tomcat.max_time`
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* Description: Maximum time to process a request.
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* Unit: `ms`
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* Labels: `proto_handler`
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* Instrument Type: longValueCallback
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* Name: `tomcat.request_count`
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* Description: The total requests.
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* Unit: `requests`
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* Labels: `proto_handler`
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* Instrument Type: LongCounterCallback
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