tempo.yaml

# For more information on this configuration, see the complete reference guide at
# https://grafana.com/docs/tempo/latest/configuration/

stream_over_http_enabled: true

# Configure the server block.
server:
  # Listen for all incoming requests on port 3200.
  http_listen_port: 3200

# The distributor receives incoming trace span data for the system.
distributor:
  receivers:             # This configuration will listen on all ports and protocols that tempo is capable of.
    jaeger:              # The receivers all come from the OpenTelemetry collector.  More configuration information can
      protocols:         # be found there: https://github.com/open-telemetry/opentelemetry-collector/tree/main/receiver
        thrift_http:     #
        grpc:            # For a production deployment you should only enable the receivers you need!
        thrift_binary:   #
        thrift_compact:
    otlp:
      protocols:
        http:
        grpc:            # This example repository only utilises the OTLP gRPC receiver on port 4317.
    zipkin:              # Receive trace data in any supported Zipkin format.

# The ingester receives data from the distributor and processes it into indices and blocks.
ingester:
  trace_idle_period: 10s       # The length of time after a trace has not received spans to consider it complete and flush it.
  max_block_bytes: 1_000_000   # Cut the head block when it hits this size or
  max_block_duration: 5m       # this much time passes

# The compactor block configures the compactor responsible for compacting TSDB blocks.
compactor:
  compaction:
    compaction_window: 1h              # Blocks in this time window will be compacted together.
    max_block_bytes: 100_000_000       # Maximum size of a compacted block.
    block_retention: 1h                # How long to keep blocks. Default is 14 days, this demo system is short-lived.
    compacted_block_retention: 10m     # How long to keep compacted blocks stored elsewhere.

# Configuration block to determine where to store TSDB blocks.
storage:
  trace:
    backend: local                     # Use the local filesystem for block storage. Not recommended for production systems.
    block:
      bloom_filter_false_positive: .05 # Bloom filter false positive rate.  lower values create larger filters but fewer false positives.
    # Write Ahead Log (WAL) configuration.
    wal:
      path: /tmp/tempo/wal             # Directory to store the the WAL locally.
    # Local configuration for filesystem storage.
    local:
      path: /tmp/tempo/blocks          # Directory to store the TSDB blocks.
    # Pool used for finding trace IDs.
    pool:
      max_workers: 100                 # Worker pool determines the number of parallel requests to the object store backend.
      queue_depth: 10000               # Maximum depth for the querier queue jobs. A job is required for each block searched.

# Configures the metrics generator component of Tempo.
metrics_generator:
  # Specifies which processors to use.
  processor:
    # Span metrics create metrics based on span type, duration, name and service.
    span_metrics:
        # Configure extra dimensions to add as metric labels.
        dimensions:
          - http.method
          - http.target
          - http.status_code
          - service.version
    # Service graph metrics create node and edge metrics for determinng service interactions.
    service_graphs:
        # Configure extra dimensions to add as metric labels.
        dimensions:
          - http.method
          - http.target
          - http.status_code
          - service.version
  # The registry configuration determines how to process metrics.
  registry:
    collection_interval: 5s                 # Create new metrics every 5s.
    # Configure extra labels to be added to metrics.
    external_labels:
      source: tempo                         # Add a `{source="tempo"}` label.
      group: 'mythical'                     # Add a `{group="mythical"}` label.
  # Configures where the store for metrics is located.
  storage:
    # WAL for metrics generation.
    path: /tmp/tempo/generator/wal
    # Where to remote write metrics to.
    remote_write:
      - url: http://mimir:9009/api/v1/push  # URL of locally running Mimir instance.
        send_exemplars: true # Send exemplars along with their metrics.
  traces_storage:
    path: /tmp/tempo/generator/traces

# Global override configuration.
overrides:
  metrics_generator_processors: ['service-graphs', 'span-metrics','local-blocks'] # The types of metrics generation to enable for each tenant.