Does it matter if this message doesn’t get delivered or gets delivered more than once? What about if the system keeps trying to deliver a message that will always fail or if a failure occurred earlier but now those messages can be safely handled?
On the internet, we should expect occasional failure. Lorna Mitchell details how to approach different failure scenarios, drawing on examples involving RabbitMQ.
Lorna Mitchell is a Leeds-based developer advocate with IBM Cloud Data Services. She brings her technical expertise on a range of topics to audiences all over the world with her writing and speaking engagements, always delivered with a very practical slant. Lorna is the author of PHP Web Services (O’Reilly), PHP Master (Sitepoint), and Git Workbook (Leanpub) and is regularly published at a number of outlets, including net magazine and her blog, Lornajane.net.
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