[ejabberd] blocking send and latency

Mickaël Rémond mickael.remond at process-one.net
Mon Oct 27 23:35:40 MSK 2008


Hello,

We have a version that support new erlang R12 features.
We will integrate them when we completly stop supporting Erlang R11,  
likely with version 2.1 of ejabberd.

-- 
Mickael Remond
  http://www.process-one.net/

Le 27 oct. 08 à 17:53, Jack Moffitt <jack at chesspark.com> a écrit :

> We've still be trying to track down a few issues of latency in
> ejabberd without much luck.  Yesterday as I was thinking about the
> design of a new project in Erlang, I discovered that gen_tcp:send is
> blocking and that a non-blocking version does not exist.  The solution
> to this is just to use another process and send it messages, but I
> noticed that ejabberd does not seem to do this.  Am I correct in my
> conclusion that ejabberd_c2s and ejabberd_s2s will block the
> connection on any large message sends?  It might explain some of the
> latency issues we've experienced.
>
> If this is the case, it would be good to get this fixed :)  I wanted
> to post here before I filed a bug just to make sure I'm not missing
> something.
>
> jack.
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