Any benchmark for dbus data transmission rate

[Zeeshan Ali Khan]

Hi,

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

That is very much correct and actually I was going to mention that in
my reply but I wasn't sure how that would help with streaming since
that involves sending data continuously.

> Hope this helps!
> -Tony
>
> On Mon, May 29, 2023 at 7:15 AM Zeeshan Ali Khan <zeeshanak at gnome.org> wrote:
> >
> > Hello Deepak,
> >
> > On Mon, 29 May 2023 at 07:08, deepak jewargi <djewargi at gmail.com> 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
> >
>


--
Regards,

Zeeshan Ali Khan