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Posted to issues@flink.apache.org by GitBox <gi...@apache.org> on 2021/08/26 12:49:16 UTC

[GitHub] [flink] pnowojski commented on pull request #16990: [FLINK-23776][datastream] Optimize source metric calculation

pnowojski commented on pull request #16990:
URL: https://github.com/apache/flink/pull/16990#issuecomment-906378283


   I don't think that efficiently implemented storing last emitted timestamp should affect performance at all. On the other hand loosing 5% here, 5% there can quickly add up to to a significant regression over time.


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