Question & Answer
Question
This article tries to answer Frequently Asked Questions regarding the handling of persistent and nonpersistent messages in an IBM MQ queue manager:
Q1. Why do messages get discarded at restart of the queue manager?
Q2. Why do messages survive a restart?
Q3. What is the best way to be certain that messages are persistent?
Q4. If you send a non-persistent message over a fast channel and the channel fails, can you lose your messages?
Q1. Why do messages get discarded at restart of the queue manager?
Q2. Why do messages survive a restart?
Q3. What is the best way to be certain that messages are persistent?
Q4. If you send a non-persistent message over a fast channel and the channel fails, can you lose your messages?
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Product Synonym
WMQ MQ
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Document Information
Modified date:
10 June 2026
UID
swg21231054