Merge "Fix pull-replication plugin startup which was always failing" into stable-3.4
diff --git a/src/main/resources/Documentation/metrics.md b/src/main/resources/Documentation/metrics.md
index 6fd6cf2..ac1539c 100644
--- a/src/main/resources/Documentation/metrics.md
+++ b/src/main/resources/Documentation/metrics.md
@@ -32,6 +32,10 @@
- `scheduled`: (counter) number of tasks triggered and scheduled for
execution.
+- `in_flight`: (gauge) number of tasks currently being executed.
+
+- `pending`: (gauge) number of tasks waiting to be executed.
+
- `started`: (counter) number of tasks started.
- `rescheduled`: (counter) number of tasks re-scheduled for execution.
@@ -44,7 +48,7 @@
error and none of the operations took place; a partial failure is when
some of the operations in the tasks succeeded but other failed.
-- `retrying`: (counter) number of tasks being retired for execution.
+- `retrying`: (counter) number of tasks being retried for execution.
- `not_scheduled`: (counter) number of tasks which have been discarded before
being executed, because redundant (duplicate of existing scheduled tasks)
