receivers:
  otlp:
    protocols:
      grpc:
      http:
processors:
  # batch metrics before sending to reduce API usage
  batch:
connectors:
  servicegraph:
    latency_histogram_buckets: [0.1, 0.2, 0.4, 0.8, 1.6, 3.2, 6.4, 12.8]
  spanmetrics:
    namespace: traces.spanmetrics
    histogram:
      explicit:
        buckets: [2ms, 4ms, 8ms, 16ms, 32ms, 64ms, 128ms, 256ms, 512ms, 1.02s, 2.05s, 4.10s]

exporters:
  logging:
    loglevel: debug
  prometheus:
    endpoint: "0.0.0.0:8889"
  otlp:
    endpoint: tempo:4317  # tempo container host and port
    tls:
      insecure: true
  loki:
    endpoint: "http://loki:3100/loki/api/v1/push"

extensions:
  # responsible for responding to health check calls on behalf of the collector.
  health_check:
  # fetches the collector's performance data
  pprof:
  # serves as an http endpoint that provides live debugging data about instrumented components.
  zpages:

service:
  extensions: [health_check, pprof, zpages]
  pipelines:
    # for now we only interested about metrics...
    metrics:
      receivers: [otlp,servicegraph,spanmetrics]
      processors: [batch]
      exporters: [prometheus]
    traces:
      receivers: [otlp]
      processors: [batch]
      exporters: [otlp,spanmetrics,servicegraph]  # name here should match the exporter name for tempo which is otlp
    logs:
      receivers: [otlp]
      exporters: [loki]