[pulseaudio-discuss] GStreamer + "Frozen" streams + memory eating

CJ van den Berg cj at vdbonline.com
Tue Mar 4 02:26:52 PST 2008


On Tue, Mar 04, 2008 at 09:45:10AM +0000, Colin Guthrie wrote:
> I've been having some trouble lately with (I think) the GStreamer sink.
> Let me try to explain:
> When suspending on my laptop, gnome-power-manager often plays a "bing"
> noise to let me know I've closed my lid (I know I've closed my lid by
> virtue of the fact I've just closed the lid.... ;)). When the machine
> comes back from resume, there is sometimes (maybe one in three?) a
> problem with playing sound. I think this is an ALSA issue (rmmodding the
> snd_hda_intel and modprobing it again works) but that is another matter.
> When this happens there is often a "frozen" stream listed in
> pavucontrol. It just sits there never ending. In order to reload the
> alsa driver, I have to kill pa as it is "hogging" the sound card due to
> this frozen stream. When I kill pa (or indeed just the stream),
> gnome-power-manager "goes nuts". It eats memory and loads the system
> quite heavily.
> I have to kill gnome-power-manager.
> I initially put this down to g-p-m doing something silly, but looking at
> the sound code there is very little in the way of loops and it just
> off-loads to gstreamer.
> Last night, I noticed that a similar thing had happened but this time I
> had lots of pidgin streams "saved up". I started killing them and the
> same thing happened, pidgin started going nuts and eating ram.
> So the common factor is gstreamer. Does anyone have any info on this?

I don't have any more info myself, but to help bug triaging I thought I
would mention that this is probably the same issue as pulseaudio bug
#188, and maybe related to #251.

And, if anyone is interested, this is Debian bug #459915.

CJ van den Berg

mailto:cj at vdbonline.com
  xmpp:cj at vdbonline.com
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