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https://issues.apache.org/jira/browse/FLINK-8162?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16299236#comment-16299236
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ASF GitHub Bot commented on FLINK-8162:
---------------------------------------
Github user tzulitai commented on a diff in the pull request:
https://github.com/apache/flink/pull/5182#discussion_r158159640
--- Diff: docs/monitoring/metrics.md ---
@@ -1293,6 +1293,29 @@ Thus, in order to infer the metric identifier:
</tbody>
</table>
+#### Kinesis Connectors
+<table class="table table-bordered">
+ <thead>
+ <tr>
+ <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="1">Operator</th>
+ <td>millisBehindLatest</td>
+ <td>The number of milliseconds the <a>GetRecords</a> response is
from the tip of the stream,
--- End diff --
Just a matter of preference here: I prefer the term "head of the stream"
instead of tip.
You can ignore this if you disagree.
> Kinesis Connector to report millisBehindLatest metric
> -----------------------------------------------------
>
> Key: FLINK-8162
> URL: https://issues.apache.org/jira/browse/FLINK-8162
> Project: Flink
> Issue Type: Improvement
> Components: Kinesis Connector
> Reporter: Cristian
> Priority: Minor
> Labels: kinesis
> Fix For: 1.5.0
>
> Original Estimate: 24h
> Remaining Estimate: 24h
>
> When reading from Kinesis streams, one of the most valuable metrics is
> "MillisBehindLatest" (see
> https://github.com/aws/aws-sdk-java/blob/25f0821f69bf94ec456f602f2b83ea2b0ca15643/aws-java-sdk-kinesis/src/main/java/com/amazonaws/services/kinesis/model/GetRecordsResult.java#L187-L201).
> Flink should use its metrics mechanism to report this value as a gauge,
> tagging it with the shard id.
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