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Posted to issues@flink.apache.org by "Chesnay Schepler (JIRA)" <ji...@apache.org> on 2017/10/25 12:25:01 UTC
[jira] [Updated] (FLINK-7611) add metrics to measure the data drop
by watermark
[ https://issues.apache.org/jira/browse/FLINK-7611?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Chesnay Schepler updated FLINK-7611:
------------------------------------
Flags: (was: Patch)
> add metrics to measure the data drop by watermark
> -------------------------------------------------
>
> Key: FLINK-7611
> URL: https://issues.apache.org/jira/browse/FLINK-7611
> Project: Flink
> Issue Type: Improvement
> Components: Metrics
> Affects Versions: 1.2.0, 1.3.0
> Reporter: aitozi
> Assignee: aitozi
> Priority: Minor
> Fix For: 1.4.0
>
> Original Estimate: 168h
> Remaining Estimate: 168h
>
> when use the window operator with event time, the data come after the window.endtime + allowLatency, the data will be droped, but there is no existed metrics to measure the num of dropped data, and this value will help to set the correct allowLatency
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