[zeromq-dev] assertion failure with master

Martin Lucina mato at kotelna.sk
Mon Nov 8 13:44:31 CET 2010


sam at rfc1149.net said:
> 
> 
> 2010/11/8 Martin Lucina <mato at kotelna.sk>
> 
> 
>     The general wording there makes me think EMSGSIZE is the case where e.g.
>     you're trying to send a >64k message down a UDP socket.
> 
> 
> Looks like it indeed (for messages >= 64k in my case). From a small Python
> interactive test on Linux with a non-blocking UDP socket and trying to send 2^N
> bytes, I get:

Yeah, that would be what it's for. Thanks.

Useful thread on the subject of partial writes on non-blocking sockets
here:

http://unix.derkeiler.com/Newsgroups/comp.unix.programmer/2008-09/msg00019.html

-mato




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