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Tomcat fields

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Tomcat module

cache

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Catalina Cache metrics from the WebResourceRoot

tomcat.cache.mbean

Mbean that this event is related to

type: keyword

tomcat.cache.hit.total

The number of requests for resources that were served from the cache

type: long

tomcat.cache.size.total.kb

The current estimate of the cache size in kilobytes

type: long

tomcat.cache.size.max.kb

The maximum permitted size of the cache in kilobytes

type: long

tomcat.cache.lookup.total

The number of requests for resources

type: long

tomcat.cache.ttl.ms

The time-to-live for cache entries in milliseconds

type: long

memory

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Memory metrics from java.lang JMX

tomcat.memory.mbean

Mbean that this event is related to

type: keyword

tomcat.memory.heap.usage.committed

Committed heap memory usage

type: long

tomcat.memory.heap.usage.max

Max heap memory usage

type: long

tomcat.memory.heap.usage.used

Used heap memory usage

type: long

tomcat.memory.heap.usage.init

Initial heap memory usage

type: long

tomcat.memory.other.usage.committed

Committed non-heap memory usage

type: long

tomcat.memory.other.usage.max

Max non-heap memory usage

type: long

tomcat.memory.other.usage.used

Used non-heap memory usage

type: long

tomcat.memory.other.usage.init

Initial non-heap memory usage

type: long

requests

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Requests processor metrics from GlobalRequestProcessor JMX

tomcat.requests.mbean

Mbean that this event is related to

type: keyword

tomcat.requests.total

Number of requests processed

type: long

tomcat.requests.bytes.received

Amount of data received, in bytes

type: long

tomcat.requests.bytes.sent

Amount of data sent, in bytes

type: long

tomcat.requests.processing.ms

Total time to process the requests

type: long

tomcat.requests.errors.total

Number of errors

type: long

threading

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Threading metrics from the Catalina’s ThreadPool JMX

tomcat.threading.busy

Current busy threads from the ThreadPool

type: long

tomcat.threading.max

Max threads from the ThreadPool

type: long

tomcat.threading.current

Current number of threads, taken from the ThreadPool

type: long

tomcat.threading.keep_alive.total

Total keep alive on the ThreadPool

type: long

tomcat.threading.keep_alive.timeout.ms

Keep alive timeout on the ThreadPool

type: long

tomcat.threading.started.total

Current started threads at JVM level (from java.lang:type=Threading)

type: long

tomcat.threading.user.time.ms

User time in milliseconds (from java.lang:type=Threading)

type: long

tomcat.threading.cpu.time.ms

CPU time in milliseconds (from java.lang:type=Threading)

type: long

tomcat.threading.total

Total threads at the JVM level (from java.lang:type=Threading)

type: long

tomcat.threading.peak

Peak number of threads at JVM level (from java.lang:type=Threading)

type: long

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