[...]
schema_config:
  configs:
    - from: 2018-04-15
      store: boltdb-shipper
      object_store: filesystem
      index:
        period: 24h
[...]
storage_config:
  boltdb_shipper:
    active_index_directory: "/srv/loki/boltdb_shipper/active"
    cache_location: "/srv/loki/boltdb_shipper/cache"
    cache_ttl: 24h 
    shared_store: filesystem
[...]
limits_config:
  retention_period: 8904h
[...]
compactor:
  retention_enabled: true
  shared_store: filesystem
  working_directory: /srv/loki/compactor/
[...]