[zeromq-dev] Exception using ZeroMQ

[Benjamin]

Can you provide some more context? What does closing quickly mean, and
why is it necessary?

This might be a specific JeroMQ issue, which is less in use than
libzmq (hence less edge cases tested).

On Wed, Jan 28, 2015 at 11:01 PM, Check Peck <comptechgeeky at gmail.com> wrote:
> Didn't got any reply so far. Any thoughts on my question?
>
> On Tue, Jan 27, 2015 at 9:13 PM, Check Peck <comptechgeeky at gmail.com> wrote:
>>
>> And we are using "0.3.4" version of ZeroMQ -
>>
>>     <dependency>
>>         <groupId>org.zeromq</groupId>
>>         <artifactId>jeromq</artifactId>
>>         <version>0.3.4</version>
>>     </dependency>
>>
>>
>> Also, where does in the code of ZeroMQ mentions that closing sockets is
>> asynchronous? We are calling disconnect and then close on the socket.
>>
>>
>>
>> On Tue, Jan 27, 2015 at 9:00 PM, Check Peck <comptechgeeky at gmail.com>
>> wrote:
>>>
>>> Yes it looks like we are opening/closing pretty quickly. Does creating
>>> sockets is asynchronous too? And should we deal with closing sockets if it
>>> is asynchronous?
>>>
>>> On Tue, Jan 27, 2015 at 6:44 PM, Colin Ingarfield <colin at ingarfield.com>
>>> wrote:
>>>>
>>>> Closing sockets is asynchronous.  Are you opening/closing sockets very
>>>> quickly?  That could cause it to run out of "empty" slots.
>>>>
>>>>
>>>> On 1/27/15 8:34 PM, Check Peck wrote:
>>>>
>>>> In Ctx.java class, I saw this line -
>>>>
>>>>     //  If max_sockets limit was reached, return error.
>>>>     if (empty_slots.isEmpty ()) {
>>>>         throw new IllegalStateException("EMFILE");
>>>>     }
>>>>
>>>> But under what circumstances this will happen?
>>>>
>>>>
>>>>
>>>> On Tue, Jan 27, 2015 at 4:22 PM, Check Peck <comptechgeeky at gmail.com>
>>>> wrote:
>>>>>
>>>>> I am using ZeroMQ in Java and it was working fine but suddenly I saw
>>>>> this exception getting thrown -
>>>>>
>>>>>     java.lang.IllegalStateException: EMFILE
>>>>>     at zmq.Ctx.create_socket(Ctx.java:300)
>>>>>     at org.zeromq.ZMQ$Socket.<init>(ZMQ.java:363)
>>>>>     at org.zeromq.ZMQ$Context.socket(ZMQ.java:312)
>>>>>     at org.zeromq.ZContext.createSocket(ZContext.java:113)
>>>>>
>>>>>
>>>>> Any idea what could be wrong? I am disconnecting and closing the socket
>>>>> as well.
>>>>
>>>>
>>>>
>>>>
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>>>>
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>>
>
>
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