[zeromq-dev] The meaning of ZMQ_POLLOUT for inproc

Charles Remes lists at chuckremes.com
Wed Mar 27 14:21:31 CET 2013

It should always be set but if I recall correctly there is an open bug on this topic. For inproc transports, the ZMQ_POLLOUT doesn't work. 

Search the open issues on the bug tracker.


On Mar 27, 2013, at 7:44 AM, Kah-Chan Low <kahchanlow at yahoo.com> wrote:

> If I have a router-dealer connection using inproc, and I set ZMQ_SNDHWM to 0 (i.e. no limit). If I call getsockopt(ZMQ_EVENTS, ...) on the scoket, won't the ZMQ_POLLOUT be always be set?  I mean, is there any time when the socket is not ready for write?
> Thanks!
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