MINOR: adding docs for failed stream thread metric
Add docs for
Reviewers: Jim Galasyn Walker Carlson Matthias J. Sax
@@ -2156,6 +2156,11 @@ All of the following metrics have a recording level of <code>info</code>:
<td>The state of the Kafka Streams client.</td>
<td>kafka.streams:type=stream-metrics,client-id=([-.\w]+)</td>
</tr>
+ <tr>
+ <td>failed-stream-threads</td>
+ <td>The number of failed stream threads since the start of the Kafka Streams client.</td>
+ <td>kafka.streams:type=stream-metrics,client-id=([-.\w]+)</td>
+ </tr>
</tbody>
</table>
