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Posted to commits@dolphinscheduler.apache.org by GitBox <gi...@apache.org> on 2021/11/08 12:02:34 UTC

[GitHub] [dolphinscheduler] ruanwenjun opened a new issue #6742: [Bug] [Common] SnowFlakeUtils will generate duplicate id due to clock backward

ruanwenjun opened a new issue #6742:
URL: https://github.com/apache/dolphinscheduler/issues/6742


   ### Search before asking
   
   - [X] I had searched in the [issues](https://github.com/apache/dolphinscheduler/issues?q=is%3Aissue) and found no similar issues.
   
   
   ### What happened
   
   The SnowFlakeUtils will generate duplicate id due to clock backward.
   
   This may be caused by we use `System.currentTimeMillis()` to get system time, this method is based on system time, will forward or backward.
   https://stackoverflow.com/questions/2978598/will-system-currenttimemillis-always-return-a-value-previous-calls
   
   ### What you expected to happen
   
   Generate duplicate Id
   
   ### How to reproduce
   
   Hard to reproduce :)
   
   ### Anything else
   
   _No response_
   
   ### Are you willing to submit PR?
   
   - [X] Yes I am willing to submit a PR!
   
   ### Code of Conduct
   
   - [X] I agree to follow this project's [Code of Conduct](https://www.apache.org/foundation/policies/conduct)
   


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[GitHub] [dolphinscheduler] github-actions[bot] commented on issue #6742: [Bug] [Common] SnowFlakeUtils will generate duplicate id due to clock backward

Posted by GitBox <gi...@apache.org>.
github-actions[bot] commented on issue #6742:
URL: https://github.com/apache/dolphinscheduler/issues/6742#issuecomment-963083166


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[GitHub] [dolphinscheduler] JinyLeeChina closed issue #6742: [Bug] [Common] SnowFlakeUtils will generate duplicate id due to clock backward

Posted by GitBox <gi...@apache.org>.
JinyLeeChina closed issue #6742:
URL: https://github.com/apache/dolphinscheduler/issues/6742


   


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