[rabbitmq-discuss] Unknown delivery tag

Michael Klishin michael.s.klishin at gmail.com
Thu Feb 6 05:17:57 GMT 2014

2014-02-06 Michael Giagnocavo <mgg at giagnocavo.net>:

> As I understand, this means that we ack’d a tag that the server didn’t
> recognize, correct? Are delivery tags guaranteed to be monotonically
> increasing?

Yes. However, when you reconnect and reopen channels, every channel will
have its delivery tag reset.

> Could it be that we’re dequeueing a message with a high delivery tag, then
> next time we get one with a lower delivery tag and hence it’s unknown to
> the server since we already ack’d and committed?

Double acking will result in this exception.

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.rabbitmq.com/pipermail/rabbitmq-discuss/attachments/20140206/fae6b32b/attachment.html>

More information about the rabbitmq-discuss mailing list