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Posted to dev@gearpump.apache.org by "Manu Zhang (JIRA)" <ji...@apache.org> on 2017/10/18 14:22:00 UTC
[jira] [Resolved] (GEARPUMP-358) Performance regression due to
costly watermark calculation
[ https://issues.apache.org/jira/browse/GEARPUMP-358?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Manu Zhang resolved GEARPUMP-358.
---------------------------------
Resolution: Fixed
Fix Version/s: 0.8.5
Issue resolved by pull request 232
[https://github.com/apache/incubator-gearpump/pull/232]
> Performance regression due to costly watermark calculation
> ----------------------------------------------------------
>
> Key: GEARPUMP-358
> URL: https://issues.apache.org/jira/browse/GEARPUMP-358
> Project: Apache Gearpump
> Issue Type: Bug
> Reporter: Huafeng Wang
> Fix For: 0.8.5
>
>
> For example, in streaming example SOL, everytime SOLStreamProducer output a message to downstream, it will send a Watermark message to itself, which will trigger watermark calculation. We should avoid flooding Watermark messages.
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