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https://issues.apache.org/jira/browse/OAK-7101?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16309812#comment-16309812
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Julian Reschke commented on OAK-7101:
-------------------------------------

FWIW, this seems to be a race between the update operation and the query 
operation building the QueryContext.

Reducing the cache size to 64*1024 makes the problem occur more frequently.

> Stale documents in RDBDocumentStore cache
> -----------------------------------------
>
>                 Key: OAK-7101
>                 URL: https://issues.apache.org/jira/browse/OAK-7101
>             Project: Jackrabbit Oak
>          Issue Type: Bug
>          Components: rdbmk
>    Affects Versions: 1.0, 1.4.0, 1.6.0, 1.2.0
>            Reporter: Marcel Reutegger
>            Assignee: Julian Reschke
>             Fix For: 1.0.40, 1.4.19, 1.6.8, 1.8, 1.2.28, 1.7.15
>
>         Attachments: OAK-7101.patch, query-lock.diff
>
>
> Concurrent query and update operations on RDBDocumentStore may result in 
> stale entries in the document cache.
> Potentially related issues are OAK-5387 and OAK-6062.



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