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https://issues.apache.org/activemq/browse/AMQ-1742?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Rob Davies resolved AMQ-1742.
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Fix Version/s: 5.2.0
Resolution: Fixed
Patch applied in SVN revision 659082
> False positives from ConnectionAudit duplicateChecker when there are gaps in
> the message sequences received by a consumer
> -------------------------------------------------------------------------------------------------------------------------
>
> Key: AMQ-1742
> URL: https://issues.apache.org/activemq/browse/AMQ-1742
> Project: ActiveMQ
> Issue Type: Bug
> Components: Broker
> Affects Versions: 5.1.0
> Environment: all
> Reporter: Gary Tully
> Assignee: Rob Davies
> Fix For: 5.2.0
>
> Attachments: AMQ-1742.patch
>
>
> a consumer can miss messages with failover transport as the connection audit
> suppress duplicates feature is enabled for failover connections.
> When there are gaps in the message sequence that span the audit window or
> when message ids are multiples of 64 the BitArrayBin that backs the
> AuditChecker gets out of sync and can report false positives, rejecting a
> duplicate message in error.
> If it is suspected, enable
> log4j.logger.org.apache.activemq.ActiveMQMessageConsumer=TRACE to see an
> event when a duplicate is recieved.
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