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https://issues.apache.org/jira/browse/ATLAS-3398?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17161569#comment-17161569
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Damian Warszawski commented on ATLAS-3398:
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Optional configuration to support locks on JanusGraph to ensure data consitency
-> [https://reviews.apache.org/r/72695/]
> Duplicates for unique attributes
> ---------------------------------
>
> Key: ATLAS-3398
> URL: https://issues.apache.org/jira/browse/ATLAS-3398
> Project: Atlas
> Issue Type: Bug
> Components: atlas-core
> Affects Versions: 2.0.0, trunk
> Reporter: Bolke de Bruin
> Priority: Blocker
> Labels: integrity
> Attachments: zrzut_ekranu_2019-09-03_o_10.28.50.png
>
>
> We are seeing issues with entities being added to Atlas with duplicate
> "qualifiedName". The guids differ and other attributes do also differ. Below
> a graph that shows the distribution over time for duplicates. We have
> difficulty determining which one is the right one (as they are different) in
> order to clean them up.
> We are also not the only ones encountering this as you can in the linked
> issue.
> We have noticed that Atlas does not use the
> [locking|https://docs.janusgraph.org/master/advanced-topics/eventual-consistency/]
> mechanism of Janus to prevent this:
>
> !zrzut_ekranu_2019-09-03_o_10.28.50.png!
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