trait Meter extends AnyRef
Provides instruments used to record measurements which are aggregated to metrics.
- See also
<a href="https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/metrics/supplementary-guidelines.md#instrument-selection">Instrument Selection Guidelines
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abstract
def
counter(name: String, unit: Option[String] = None, description: Option[String] = None)(implicit trace: Trace): UIO[Counter[Long]]
Constructs a Counter instrument.
Constructs a Counter instrument.
- name
the name of the Counter. Instrument names must consist of 255 or fewer characters including alphanumeric, _, ., -, and start with a letter
- unit
instrument units must be 63 or fewer ASCII characters
- description
description is an optional free-form text provided by the author of the instrument. The API MUST treat it as an opaque string
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abstract
def
histogram(name: String, unit: Option[String] = None, description: Option[String] = None)(implicit trace: Trace): UIO[Histogram[Double]]
Constructs a Historgram instrument.
Constructs a Historgram instrument.
- name
the name of the Counter. Instrument names must consist of 255 or fewer characters including alphanumeric, _, ., -, and start with a letter
- unit
instrument units must be 63 or fewer ASCII characters
- description
description is an optional free-form text provided by the author of the instrument. The API MUST treat it as an opaque string
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abstract
def
observableCounter(name: String, unit: Option[String] = None, description: Option[String] = None)(callback: (ObservableMeasurement[Long]) ⇒ Task[Unit])(implicit trace: Trace): RIO[Scope, Unit]
Builds an Asynchronous Counter instrument with the given callback.
Builds an Asynchronous Counter instrument with the given callback.
- name
the name of the Counter. Instrument names must consist of 255 or fewer characters including alphanumeric, _, ., -, and start with a letter
- unit
instrument units must be 63 or fewer ASCII characters
- description
description is an optional free-form text provided by the author of the instrument. The API MUST treat it as an opaque string
- callback
callback which observes measurements when invoked
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abstract
def
observableGauge(name: String, unit: Option[String] = None, description: Option[String] = None)(callback: (ObservableMeasurement[Double]) ⇒ Task[Unit])(implicit trace: Trace): RIO[Scope, Unit]
Builds an Asynchronous Gauge instrument with the given callback.
Builds an Asynchronous Gauge instrument with the given callback.
- name
the name of the Counter. Instrument names must consist of 255 or fewer characters including alphanumeric, _, ., -, and start with a letter
- unit
instrument units must be 63 or fewer ASCII characters
- description
description is an optional free-form text provided by the author of the instrument. The API MUST treat it as an opaque string
- callback
callback which observes measurements when invoked
-
abstract
def
observableUpDownCounter(name: String, unit: Option[String] = None, description: Option[String] = None)(callback: (ObservableMeasurement[Long]) ⇒ Task[Unit])(implicit trace: Trace): RIO[Scope, Unit]
Builds an Asynchronous UpDownCounter instrument with the given callback.
Builds an Asynchronous UpDownCounter instrument with the given callback.
- name
the name of the Counter. Instrument names must consist of 255 or fewer characters including alphanumeric, _, ., -, and start with a letter
- unit
instrument units must be 63 or fewer ASCII characters
- description
description is an optional free-form text provided by the author of the instrument. The API MUST treat it as an opaque string
- callback
callback which observes measurements when invoked
-
abstract
def
upDownCounter(name: String, unit: Option[String] = None, description: Option[String] = None)(implicit trace: Trace): UIO[UpDownCounter[Long]]
Constructs a UpDownCounter instrument.
Constructs a UpDownCounter instrument.
- name
the name of the Counter. Instrument names must consist of 255 or fewer characters including alphanumeric, _, ., -, and start with a letter
- unit
instrument units must be 63 or fewer ASCII characters
- description
description is an optional free-form text provided by the author of the instrument. The API MUST treat it as an opaque string
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