loadgen/cmd/otelbench/config.yaml

receivers:
  loadgen:
  nop: # required as nop is used to disable pipelines that are not relevant to the bench, e.g. disabling metrics pipeline in logs bench

exporters:
  otlp:
    endpoint: "http://localhost:8200"
    tls:
      # As otlpexporter ignores the protocol in `endpoint`,
      # `tls::insecure` needs to be explicitly set to true if target server does not use TLS
      insecure: false
      insecure_skip_verify: false
    sending_queue:
      enabled: false
    timeout: 60s
  otlphttp:
    endpoint: "http://localhost:8200"
    tls:
      # As long as the endpoint contains the correct protocol, `tls::insecure` does not matter.
      insecure: false
      insecure_skip_verify: false
    sending_queue:
      enabled: false
    timeout: 60s
  nop: # required as nop is used to disable pipelines that are not relevant to the bench, e.g. disabling metrics pipeline in logs bench

processors:
  transform/rewrite:  # Rewrite telemetry to increase cardinality
    trace_statements:
      - context: span
        statements:
          # The worst way to generate a random ID, but is the simplest in OTTL
          # Only randomize trace ID such that span relationships are still maintained
          - set(trace_id.string, Substring(MD5(UUID()), 0, 32))

service:
  pipelines:
    logs:
      receivers: [loadgen]
      processors: [transform/rewrite]
      exporters: [otlp] # this will be set dynamically to otlp or otlphttp depending on config
    metrics:
      receivers: [loadgen]
      processors: [transform/rewrite]
      exporters: [otlp] # this will be set dynamically to otlp or otlphttp depending on config
    traces:
      receivers: [loadgen]
      processors: [transform/rewrite]
      exporters: [otlp] # this will be set dynamically to otlp or otlphttp depending on config
  telemetry:
    logs:
      level: ERROR