# Loki Configuration for Vibecarbon
# Single-node setup optimized for self-hosted deployments
# Compatible with Loki 3.x (requires TSDB + schema v13)

auth_enabled: false

server:
  http_listen_port: 3100
  grpc_listen_port: 9096

common:
  instance_addr: 127.0.0.1
  path_prefix: /loki
  storage:
    filesystem:
      chunks_directory: /loki/chunks
      rules_directory: /loki/rules
  replication_factor: 1
  ring:
    kvstore:
      store: inmemory

query_range:
  results_cache:
    cache:
      embedded_cache:
        enabled: true
        max_size_mb: 100

schema_config:
  configs:
    - from: 2020-10-24
      store: tsdb
      object_store: filesystem
      schema: v13
      index:
        prefix: index_
        period: 24h

storage_config:
  tsdb_shipper:
    active_index_directory: /loki/tsdb-index
    cache_location: /loki/tsdb-cache

limits_config:
  # Retain logs for 31 days
  retention_period: 744h
  # Allow larger log lines
  max_line_size: 256kb
  # Ingestion limits
  ingestion_rate_mb: 10
  ingestion_burst_size_mb: 20

compactor:
  working_directory: /loki/compactor
  retention_enabled: true
  retention_delete_delay: 2h
  compaction_interval: 10m
  # Loki 3.x requires delete_request_store when retention_enabled is true,
  # otherwise the container fails to start with "CONFIG ERROR: invalid
  # compactor config: compactor.delete-request-store should be configured
  # when retention is enabled" and crash-loops. RCA: prod-1 2026-05-26,
  # loki had been restart-looping since first deploy because of this.
  # filesystem matches the storage_config above; switch to s3/gcs if the
  # rest of loki storage moves off filesystem.
  delete_request_store: filesystem