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Posted to dev@jena.apache.org by "Andy Seaborne (JIRA)" <ji...@apache.org> on 2018/12/14 13:50:00 UTC
[jira] [Resolved] (JENA-1651) Improve the TDB internal consistency
checking for safe replay.
[ https://issues.apache.org/jira/browse/JENA-1651?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Andy Seaborne resolved JENA-1651.
---------------------------------
Resolution: Fixed
Fix Version/s: Jena 3.10.0
> Improve the TDB internal consistency checking for safe replay.
> --------------------------------------------------------------
>
> Key: JENA-1651
> URL: https://issues.apache.org/jira/browse/JENA-1651
> Project: Apache Jena
> Issue Type: Task
> Reporter: Andy Seaborne
> Assignee: Andy Seaborne
> Priority: Minor
> Fix For: Jena 3.10.0
>
>
> {{TransactionManager.checkReplaySafe}} reads two AtomicLongs but updated to these aren't coordinated so for a short time, they can be out of step. Updates happen just outside the true transaction start-finish in {{TSM_Counters}}.
> There should be one atomic operation to note whether there are active transaction or not.
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