Loki reduce log retention and tweak compactor

Author: DaMandal0rian

logging/conf/loki-config.yml

@@ -42,16 +42,21 @@ storage_config:
 compactor:
   working_directory: /loki/boltdb-shipper-compactor
   shared_store: filesystem
+  retention_enabled: true
+  retention_delete_delay: 2h
+  retention_delete_worker_count: 150
+  delete_request_cancel_period: 5m
 
 limits_config:
   reject_old_samples: true
   reject_old_samples_max_age: 168h
+  retention_period: 720h  # Retain logs for 30 days
 
 chunk_store_config:
   max_look_back_period: 0s
 
 table_manager:
-  retention_deletes_enabled: false
+  retention_deletes_enabled: false  # Not used with boltdb-shipper
   retention_period: 0s
 
 ruler: