[zeromq-dev] Adding new zmq_getsockopt() to retrieve number of subscriptions from XPUB socket

Francesco francesco.montorsi at gmail.com
Tue Nov 15 15:57:57 CET 2022

Hi zeromq team,
For "observability" / debugging I think it would be really really
useful to be able to retrieve the number of subscriptions recorded by
the 'mtrie_t' object inside a (X)PUB socket.

Would you accept a PR adding such option?


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