[zeromq-dev] UDP without PGM

[Doron Somech]

Zeromq now have UDP transport, which you can use with the radio-dish socket
types.

No docs yet so take a look at the following test:

https://github.com/zeromq/libzmq/blob/master/tests/test_udp.cpp

Both multicast and unicast should work.

On Tue, Apr 26, 2016 at 6:26 AM, Ben Kloosterman <bklooste at gmail.com> wrote:

> Just leave the UDP ..  I use UDP  as a separate channel and its so
> different that it should always be considered different eg no guarantee ,
> no packet > 64K / MTU  etc etc Forcing it to the sane structure is likely
> to be a bad idea.
>
> Ben
>
> On Tue, Apr 26, 2016 at 8:10 AM, TL;DR <tldr1969 at gmail.com> wrote:
>
>> Hi, I just wanted to kick this conversation again.
>>
>> Does anyone have any pointers to patches or experimental versions that
>> provide UDP datagram transport without PGM?  Just plain UDP for
>> unicast/multicast.
>>
>> I have migrated pretty much all services in a system over to ZeroMQ.  But
>> there is a use case where I use UDP today, and haven't been able to do so.
>> I'm thinking there must be others (esp in finance) who are in the same boat.
>>
>> PGM is a non-starter because auto-magical but late delivery is worse for
>> us than no delivery in this use case.  These particular applications have
>> more complex behavior when they have missed something, and there is a
>> favored application level mechanism for detection of missed messages and
>> recovery.
>>
>> Thanks for any advice,
>>
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>>
>
>
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