[AMQ-5068] Support hardening/persisting the JMSRedeliveryFlag across restarts

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 5.9.0
• Fix Version/s: 5.10.0
• Component/s: Message Store
• Labels: JMSRedelivered persistence recovery redelivery
• Assignee: Gary Tully
• Reporter: Gary Tully
• Created: 20/Feb/14 13:47
• Updated: 11/Dec/15 17:34
• Resolved: 26/Mar/14 11:21

Description

WMQ supports a HARDENBO[1] flag on the redelivery flag impl. Which persists before dispatch. And has a corresponding performance impact.
So we need to implement an additional journal command to persist delivery attempts and update the counter on restart/recovery to get parity.

This will allow the redeliverFlag to be guaranteed to flag a potential duplicate dispatch in the event of a hard broker failure just after dispatch.

[1] http://publib.boulder.ibm.com/infocenter/wmqv7/v7r0/index.jsp?topic=%2Fcom.ibm.mq.explorer.doc%2Fe_properties_queues.htm

Issue Links

• relates to: AMQ-3519 Allow getJMSRedelivered flag to survive a restart