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