Hi Martin, Can you add something to the effect of the following message to the description on PUB sockets.
diff --git a/doc/zmq_socket.txt b/doc/zmq_socket.txt index 2156af2..a898a58 100644 --- a/doc/zmq_socket.txt +++ b/doc/zmq_socket.txt @@ -180,6 +180,9 @@ high water mark for a _subscriber_, then any messages that would be sent to the _subscriber_ in question shall instead be dropped until the exceptional state ends. +The _zmq_send()_ function will always return successful for _publisher_ sockets, +no back pressure is provided in situations of a congested _subscriber_. + [horizontal] .Summary of ZMQ_PUB characteristics Compatible peer sockets:: 'ZMQ_SUB' -- Steve-o
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