signalfx-tracing/src/constants.js

Provides auto-instrumentation for JavaScript libraries and frameworks

'use strict'

module.exports = {
  SAMPLE_RATE_METRIC_KEY: '_sample_rate',
  SAMPLING_PRIORITY_KEY: '_sampling_priority_v1',
  ANALYTICS_KEY: '_dd1.sr.eausr',
  ORIGIN_KEY: '_dd.origin',
  REFERENCE_NOOP: 'noop'
}