Zeromq vs. dbus

[Thiago Macieira]

On Thursday 5. August 2010 17.52.35 Ville M. Vainio wrote:
> On Thu, Aug 5, 2010 at 11:37 PM, Thiago Macieira <thiago at kde.org> wrote:
> > D-Bus uses Unix sockets with message semantics. But it has a lot on top
> > of that. And the worst part where D-Bus loses performance is the message
> > validation. So it's  not really fair to compare a system that sends
> > bytes over the wall to the other side, to a system that not only
> > understands what those bytes are, but also validates them.
> 
> Obviously the comparison would tell nothing about the quality of the
> implementations (because in 0mq there isn't much of implementation to
> go aroung with anyway), but I can imagine IPC use cases where
> programmer would naturally reach for dbus without needing all the
> features provided by dbus (but suffering the non-optional performance
> hit anyway).

If you're going to send arbitrary byte sequences, I'd use POSIX mqueues.

-- 
Thiago Macieira - thiago (AT) macieira.info - thiago (AT) kde.org
  Senior Product Manager - Nokia, Qt Development Frameworks
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