[GRLUG] pulseaudio using a TON of memory
jtr at jrichards.org
Thu Jun 2 08:58:53 EDT 2011
On Wed, Jun 01, 2011 at 10:39:21AM -0400, John-Thomas Richards wrote:
> On Wed, Jun 01, 2011 at 09:28:19AM -0400, Michael Mol wrote:
> > On Wed, Jun 1, 2011 at 8:53 AM, Mike Williams <knightperson at zuzax.com> wrote:
> > > On 06/01/2011 08:43 AM, John-Thomas Richards wrote:
> > >>
> > >> Turns out the zombie apocalypse has begun:
> > >>
> > >> auerbach ~ # ps -el | grep Z
> > >> F S UID PID PPID C PRI NI ADDR SZ WCHAN TTY TIME CMD
> > >> 0 Z 1000 8688 7177 0 80 0 - 0 - ? 00:00:01
> > >> pavucontrol<defunct>
> > >>
> > >> Killing pulseaudio freed the RAM (naturally) but it really bugs me that
> > >> it used so much to start with. Could it be related to the above zombie
> > >> process (pavucontrol is "pulseaudio volume control")?
> > >
> > > Probably. Sounds like a classic runaway process or memory leak. I'm sure
> > > that's not normal operation, but if it keeps happening you'll have to figure
> > > out what needs patching.
> > Memory leak is what I was thinking, too. That's definitely not normal operation.
> Having restarted pulseaudio just a short while ago, here it is again:
> PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
> 16050 jtr 20 0 419m 210m 3328 S 1 2.6 0:16.43 pulseaudio
> There is definitely a memory leak, but it just started. I don't recall
> Debian Wheezy updating any pulse- related packages recently. A quick
> check of /var/cache/apt/archives shows the last update of anything
> pulseaudio is two weeks ago (gstreamer0.10-pulseaudio_0.10.29-2_amd64).
> It appears to be a bug in either pulseaudio or one of its libraries but
> it's odd that it's showing up now.
I don't think the leak is in pulseaudio directly. I realized that the
problem showed up when I switched from Cairo-dock to Avant Window
Navigator (I'm running OpenBox). As soon as I switched back to
Cairo-dock the problem went away. It must have something to do with
AWN's volume control.
I hold that gentleman to be the best dress whose dress no one observes.
Anthony Trollope, novelist (1815-1882)
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