Tom White wrote:
If client sets a watcher on a znode by doing a getData operation is it
guaranteed to get the next change after the value it read, or can a
change be missed?

In other words if the value it read had zxid z1 and the next update of
the znode has zxid z2, will the watcher always get the event for the
change z2?

Yes, that is a strong guarantee. See the following:


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