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https://issues.apache.org/jira/browse/FLINK-10242?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16607003#comment-16607003
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ASF GitHub Bot commented on FLINK-10242:
----------------------------------------

StefanRRichter commented on a change in pull request #6656: 
[FLINK-10242][metrics] Disable latency metrics by default
URL: https://github.com/apache/flink/pull/6656#discussion_r215928553
 
 

 ##########
 File path: 
flink-core/src/main/java/org/apache/flink/configuration/MetricOptions.java
 ##########
 @@ -104,6 +104,12 @@
                        
.defaultValue("<host>.taskmanager.<tm_id>.<job_name>.<operator_name>.<subtask_index>")
                        .withDescription("Defines the scope format string that 
is applied to all metrics scoped to an operator.");
 
+       public static final ConfigOption<Long> LATENCY_INTERVAL =
+               key("metrics.latency.interval")
+                       .defaultValue(0L)
+                       .withDescription("Defines the interval at which latency 
tracking marks are emitted from the sources." +
 
 Review comment:
   Same for the documentation I guess and mention that it is disabled by 
default. Right now I have to conclude this.

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> Disable latency metrics by default
> ----------------------------------
>
>                 Key: FLINK-10242
>                 URL: https://issues.apache.org/jira/browse/FLINK-10242
>             Project: Flink
>          Issue Type: Sub-task
>          Components: Configuration, Metrics
>    Affects Versions: 1.7.0
>            Reporter: Chesnay Schepler
>            Assignee: Chesnay Schepler
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 1.7.0
>
>
> With the plethora of recent issue around latency metrics we should disable 
> them by default.



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