Hopefully Brian will jump on this question, as this is not an "official
Adiscon module". In this case, I even really have no clue at all ;)

Rainer
On Tue, 2013-04-23 at 18:06 +0200, Philippe Muller wrote:
> Hello!
> 
> I believe a 0mq socket will never block, thus it's okay to keep a direct
> queue in front of an omzmq3 action.
> Is it accurate ?
> 
> I plan to use a 0mq PUB socket like this :
> 
> action(Type="omzmq3" SockType="PUB" Action="BIND"
> Description="tcp://*:11515" SndHWM="1000")
> 
> According to 0mq documentation (http://api.zeromq.org/2-1:zmq-socket) :
> "When a *ZMQ_PUB* socket enters an exceptional state due to having reached
> the 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 shall never block for
> this socket type."
> 
> So, could rsyslog be blocked if something goes "wrong" with the PUB socket?
> How?
> 
> Thanks!
> 
> 
> Philippe Muller
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