[zeromq-dev] multiple publisher synchronization

[Joshua Foster]

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 <jhawk28 at gmail.com> 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
>>> zeromq-dev at lists.zeromq.org
>>> http://lists.zeromq.org/mailman/listinfo/zeromq-dev
>> 
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