Re: Any benchmark for dbus data transmission rate

This is quite old, but might be of value:
http://blog.asleson.org/2015/09/01/d-bus-signaling-performance/

I believe you can also pass file descriptors in dbus, which would
provide best performance for large amounts of data.

Hope this helps!
-Tony

On Mon, May 29, 2023 at 7:15 AM Zeeshan Ali Khan <[email protected]> wrote:
>
> Hello Deepak,
>
> On Mon, 29 May 2023 at 07:08, deepak jewargi <[email protected]> wrote:
> >
> > Hi ,
> >
> > I have the following questions to adopt dbus communiton  on Linux based applications.
> >
> > 1. Do we have any standard speed limit or benchmark  for Dbus communication between Processes
>
> There is no "standard" speed as it all depends on many factors,
> especially the system load and load on the bus itself. You can always
> use peer-to-peer connections if you need lowest latency but then
> you'll giving up on the security policy implemented by the
> broker/daemon, easy discoverability etc.
>
> > 2. Can we used dbus for data streaming between the two process (application ) on same Linux machine
>
> Depends on what you mean by "data streaming" exactly. If you mean
> pub/sub model where you subscribe to some events and then get notified
> for them, then yes.
>
> OTOH if you mean multimedia content (e.g audio and video), you **can**
> (as long as all of your messages are less than 128MiB) but it's not a
> good idea, especially if you're communicating through the broker (the
> usual/default scenario). Typically, D-Bus is used for control and
> metadata while streaming happens out-of-band. You'd use D-Bus to
> communicate the metadata about the stream channel between the
> processes involved (e.g the UDP port used).
>
> --
> Regards,
>
> Zeeshan Ali Khan
>