Datadog

To enable the Datadog:

[tracing]
  [tracing.datadog]
tracing:
  datadog: {}
--tracing.datadog=true

localAgentHostPort

Required, Default="127.0.0.1:8126"

Local Agent Host Port instructs reporter to send spans to datadog-tracing-agent at this address.

[tracing]
  [tracing.datadog]
    localAgentHostPort = "127.0.0.1:8126"
tracing:
  datadog:
    localAgentHostPort: 127.0.0.1:8126
--tracing.datadog.localAgentHostPort=127.0.0.1:8126

debug

Optional, Default=false

Enable Datadog debug.

[tracing]
  [tracing.datadog]
    debug = true
tracing:
  datadog:
    debug: true
--tracing.datadog.debug=true

globalTag

Optional, Default=empty

Apply shared tag in a form of Key:Value to all the traces.

[tracing]
  [tracing.datadog]
    globalTag = "sample"
tracing:
  datadog:
    globalTag: sample
--tracing.datadog.globalTag=sample

prioritySampling

Optional, Default=false

Enable priority sampling. When using distributed tracing, this option must be enabled in order to get all the parts of a distributed trace sampled.

[tracing]
  [tracing.datadog]
    prioritySampling = true
tracing:
  datadog:
    prioritySampling: true
--tracing.datadog.prioritySampling=true