Flow PHP

AlwaysOffExemplarFilter implements ExemplarFilter

Read onlyYes
FinalYes

Never records exemplars.

This filter disables exemplar collection entirely. Use this when you don't need trace-to-metric correlation or want to minimize overhead.

Interfaces

ExemplarFilter
Determines whether an exemplar should be recorded for a metric measurement.

Methods

__toString()  : string
shouldSample()  : bool
Determine whether to record an exemplar for this measurement.

Methods

shouldSample()

Determine whether to record an exemplar for this measurement.

public shouldSample(SpanContext|null $context, int|float $value, array<string|int, mixed> $attributes) : bool
Parameters
$context : SpanContext|null

The current span context, or null if none

$value : int|float

The measurement value

$attributes : array<string|int, mixed>

The measurement attributes

Return values
bool

        
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