They are only available in 3.x and up. See the man pages for a description. http://api.zeromq.org/3-1:zmq-socket
Joshua On Dec 29, 2011, at 12:26 PM, Yi Ding wrote: > Is XPUB/XSUB only available in versions 3.0 and up? > > I've read the guide and don't see anything mentioned about them in there. > > Thanks, > Yi > > On Wed, Dec 28, 2011 at 5:50 PM, Joshua Foster <[email protected]> wrote: >> I'm wondering if you could use an XPUB and XSUB socket. You know when to >> start sending when you receive a subscription. >> >> Joshua >> >> On Dec 28, 2011, at 5:42 PM, Yi Ding wrote: >> >>> Hi everyone, >>> >>> I've been trying to build this program where I have multiple publishers >>> (where each publisher represents a distinct data source). To avoid the >>> slow joiner problem, it looks like the preferred mechanism (correct me if >>> I'm wrong) is to use a REQ-REP socket to send a synchronization packet from >>> the client to the server at which time the server knows it's "safe" to >>> start sending out data to the client. >>> >>> So my question is, what's the preferred way to synchronize/prevent slow >>> joiner when I'm listening to multiple publishers? I've considered >>> connecting a single REQ socket to multiple REP sockets, using one REQ >>> socket per publisher, using PUSH/PULL or DEALER/ROUTER sockets. >>> >>> Thanks, >>> Yi >>> _______________________________________________ >>> zeromq-dev mailing list >>> [email protected] >>> http://lists.zeromq.org/mailman/listinfo/zeromq-dev >> >> _______________________________________________ >> zeromq-dev mailing list >> [email protected] >> http://lists.zeromq.org/mailman/listinfo/zeromq-dev > _______________________________________________ > zeromq-dev mailing list > [email protected] > http://lists.zeromq.org/mailman/listinfo/zeromq-dev _______________________________________________ zeromq-dev mailing list [email protected] http://lists.zeromq.org/mailman/listinfo/zeromq-dev
