Github user zentol commented on a diff in the pull request:
https://github.com/apache/flink/pull/4869#discussion_r146800048
--- Diff: docs/monitoring/metrics.md ---
@@ -856,66 +918,80 @@ Thus, in order to infer the metric identifier:
<table class="table table-bordered">
<thead>
<tr>
- <th class="text-left" style="width: 20%">Scope</th>
- <th class="text-left" style="width: 30%">Metrics</th>
- <th class="text-left" style="width: 50%">Description</th>
+ <th class="text-left" style="width: 18%">Scope</th>
+ <th class="text-left" style="width: 26%">Metrics</th>
+ <th class="text-left" style="width: 48%">Description</th>
+ <th class="text-left" style="width: 8%">Type</th>
</tr>
</thead>
<tbody>
<tr>
<th rowspan="7"><strong>Task</strong></th>
<td>currentLowWatermark</td>
- <td>The lowest watermark this task has received.</td>
+ <td>The lowest watermark this task has received (in
milliseconds).</td>
+ <td>Gauge</td>
</tr>
<tr>
<td>numBytesInLocal</td>
<td>The total number of bytes this task has read from a local
source.</td>
+ <td>Counter</td>
--- End diff --
these metrics are all missing units. (bytes, records, and in particular
latency (milliseconds)
---
