doc: Add note regarding ZMQ block notification

This commit is contained in:
João Barbosa 2019-07-17 14:38:15 +01:00
parent e8a6d52724
commit 6bc1ff915d

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@ -111,7 +111,9 @@ using other means such as firewalling.
Note that when the block chain tip changes, a reorganisation may occur
and just the tip will be notified. It is up to the subscriber to
retrieve the chain from the last known block to the new tip.
retrieve the chain from the last known block to the new tip. Also note
that no notification occurs if the tip was in the active chain - this
is the case after calling invalidateblock RPC.
There are several possibilities that ZMQ notification can get lost
during transmission depending on the communication type you are