Fix documentation nits
Just minor spelling and grammar fixes.
Change-Id: I2dc98e4b68ac2df35fe1647cd4af3402cd55d77d
diff --git a/doc/source/admin/monitoring.rst b/doc/source/admin/monitoring.rst
index 9c69960..4fed1f9 100644
--- a/doc/source/admin/monitoring.rst
+++ b/doc/source/admin/monitoring.rst
@@ -31,12 +31,12 @@
Metrics
~~~~~~~
-The metrics are emitted by the Zuul :ref:`scheduler`:
+These metrics are emitted by the Zuul :ref:`scheduler`:
.. stat:: gerrit.event.<type>
:type: counter
- Gerrit emits different kind of message over its `stream-events`
+ Gerrit emits different kinds of messages over its `stream-events`
interface. Zuul will report counters for each type of event it
receives from Gerrit.
@@ -89,7 +89,7 @@
.. stat:: total_changes
:type: counter
- The number of change processed by the pipeline since Zuul
+ The number of changes processed by the pipeline since Zuul
started.
.. stat:: wait_time
@@ -119,7 +119,7 @@
.. stat:: total_changes
:type: counter
- The number of change for this project processed by the
+ The number of changes for this project processed by the
pipeline since Zuul started.
As an example, given a job named `myjob` triggered by the `gate` pipeline