-----------------------------------
- ``persistent_topic_size``: queue size in bytes.
-- ``pubsub_event_triggered``: a running counter of events that have at least one topic associated with them
+- ``persistent_topic_len``: shows how many notifications are currently waiting
+ in the queue
- ``pubsub_push_ok``: a running counter, for all notifications, of events successfully pushed to their endpoints
- ``pubsub_push_fail``: a running counter, for all notifications, of events that failed to be pushed to their endpoints
- ``pubsub_push_pending``: the gauge value of events pushed to an endpoint but not acked or nacked yet
.. note::
- ``pubsub_event_triggered`` is incremented per event on each notification,
- but ``pubsub_push_ok`` and ``pubsub_push_fail`` are incremented per push
- action on each notification.
+ ``pubsub_event_lost`` is incremented per event on each notification, but
+ ``pubsub_push_ok`` and ``pubsub_push_fail`` are incremented per push action
+ on each notification.
Bucket Notification REST API
----------------------------