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aitozi commented on FLINK-7611: ------------------------------- i have add the pr, https://github.com/apache/flink/pull/4665 , anyone care about this issue can comment on this, thank you . > 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 > Priority: Minor > Labels: patch > 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 -- This message was sent by Atlassian JIRA (v6.4.14#64029)