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Public Interfaces
New Metrics
Each added metric will be on store-level and have the following tags:
type
=stream-state-metrics
thread-id
= [thread ID]task-id
= [task ID]- [store type]
-state-id
= [store ID] for key-value stores - [store type]
-session-state-id
= [store ID] for session stores - [store type]
-window-state-id
= [store ID] for window stores
Name | Recording Level | Metric Type | Description |
---|---|---|---|
num-open-iterators | INFO | Gauge | The current number of Iterators on the store that have been created, but not yet closed. |
iterator-duration-avg | DEBUG | Average | The average time spent between creating an Iterator and closing it, in milliseconds. |
iterator-duration-max | DEBUG | Maximum | The maximum time spent between creating an Iterator and closing it, in milliseconds. |
oldest-iterator-open-iterator-agesince-ms | DEBUG | Gauge | The time since UNIX timestamp the oldest still open Iterator iterator was created, in milliseconds. |
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