Please help in detecting memleak in playbin2

Tim-Philipp Müller t.i.m at
Thu Jul 14 02:17:13 PDT 2011

On Thu, 2011-07-14 at 08:58 +0200, marcin at wrote:


> could someone help me in detecting what causes memleak in such simple
> code as attached?
> It basically tries to open non-existent URL (it is intended), so it
> enters the loop.
> Process' memory usage grows constantly. It's not too fast, but constant.
> I've checked that by using htop (RES column) and by typing
> cat /proc/PID/smaps | grep Private_Dirty | awk '{sum += $2} END {print sum}'
> What could be the reason for growing memory usage if this piece of
> code does all the time the same action?
> I've tried to change from jackaudiosink to fakesink - no effect, so it
> is propably playbin2 itself?
> I use gstreamer0.10-plugins-base 0.10.32-1ubuntu5 and vala 0.12

I would recommend you

a) try the latest version (ie. core/base 0.10.35) (there is a GStreamer
PPA for ubuntu)


b) rewrite the test case in C and then run it in valgrind, with

 G_SLICE=always-malloc valgrind --leak-check=yes ./testapp


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