[Bug 772841] udpsrc: high CPU usage at high packet rate

[GStreamer (GNOME Bugzilla)]

https://bugzilla.gnome.org/show_bug.cgi?id=772841

--- Comment #19 from Tim-Philipp Müller <t.i.m at zen.co.uk> ---
> I'm also wondering if reducing the number of syscalls would bring any
> further performance boost. I mean try to combine the wait (poll) and
> receive, e.g. by setting SO_RCVTIMEO on the socket. What do you think?

We should use recvmmsg(). I have patches for that which I need to rebase, this
is next on my list, give me a day or so please :)

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