This bug has been "Fix Released" for some years. If that's incorrect
then please open a new bug rather than adding to this one.
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Title:
My system was doing the same thing. It went from working properly one
minute then broken for no reason. Very high CPU usage for pulseaudio,
polkitd, dbus-daemon. PulseAudio sound was stuttering. Trying to edit
the sound settings in the volume control was impossible because it kept
losing the
i was starting to think that i will die before this issue get closed.
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Title:
pulseaudio uses too much CPU
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Fixed: sudo apt-get purge pulseaudio
Feels so good.
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pulseaudio uses too much CPU
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Still a problem in 16.04 LTS - constantly burning 20% CPU on idle.
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pulseaudio uses too much CPU
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This is still a problem for me. I open a wine application with sound and
it starts okay but within a minute or two pulseaudio usage goes up to
about 30% of CPU.
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Lubuntu 14.04.
Despite using src-linear, it consumes 6% when mixing Audacious and Wine
but shoots up to 10-12% CPU when padevchooser is open.
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In Xubuntu 14.04 it uses 60% cpu when playing a sound.
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pulseaudio uses too much CPU
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Here it stays between 6% and 30% when *not* playing any sound. (lubuntu
14.04)
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pulseaudio uses too much CPU
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This is happening for me on Trusty.
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This is happening for me on Precise. Still not fixed. I get stuttering
sound and a slow system until I kill pulseaudio and let it restart.
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Same problem here with maverick and hp2133. Using recording application like
gnome-sound-recorder or skype pulseaudio process eats all available cpu time
(cpu usage 100%) and the sound is stuttering. tsched=0 helps a bit (pulseaudio
not taking all available cpu), but pulseaudio eats still 30%
This is still happening for me on Maverick: pulseaudio is consistently
the top cpu consuming process. X is not even on the radar.
I find this situation troubling given that the machine is an Intel
Core2Duo E6600 at 2.4 GHz. I did set all the cores to performance
governor.
Is this bug still
Would someone please change the bug status from Fix Released -- this is not
fixed yet, IMO.
I am aware that 3 years have passed since the original bug report, so if this
is not going to get fixed please set the status to Won't fix so we won't
spend more time on it.
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This doesn't sound like a pulse issue but a driver issue. Please file
a new bug using ubuntu-bug alsa-base, thanks.
On Thu, Apr 21, 2011 at 12:36 PM, Shock 207...@bugs.launchpad.net wrote:
This is still happening for me on Maverick: pulseaudio is consistently
the top cpu consuming process. X is
Still the same - watching a movie using gmplayer top reports pulseaudio
uses as much cpu cycles just for some sound processing than mplayer uses
to decode display the whole video.
It bothers me because when I kill pulseaudio, and watch the movie
without sound, my laptop consumes 2W less power,
Let's see -- first thread post two years ago? Looks like this will be a
problem for the new user that hangs around like death and taxes. Got
here because not only does my sound stutter but the stutters crash the
display of Audacious2 on 32-bit 9.10 (sound continues haltingly but
Audacious2 is
On Sat, Mar 27, 2010 at 6:54 AM, smchris wrote:
Let's see -- first thread post two years ago? Looks like this will be a
problem for the new user that hangs around like death and taxes. Got
here because not only does my sound stutter but the stutters crash the
display of Audacious2 on 32-bit
Minor confirmation ... on a 4 core AMD system pulseaudio was consuming
all of one of my cores. I kill'ed it and restarted it and now it's fine
(playing songbird web radio music). I don't know what triggered by the
CPU thrash state, but once started it does not let up. (karmic last
updated
Changed in pulseaudio (Ubuntu):
status: Fix Committed → Fix Released
Tampoffel,
Could you please tell where the fix released? What kind of distribution
(8.04 ... 9.10?) and repository (updates, propose, ppa?) ?
Stas
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And can I see the changes (I mean the differences between previous one
and new one code with a fix applied)?
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On Ubuntu910 and this affects me on a SP13000 via miniitx board.
consumes 20+%
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** Changed in: pulseaudio (Ubuntu)
Status: Fix Released = Fix Committed
** Changed in: pulseaudio (Ubuntu)
Status: Fix Committed = Fix Released
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Using skype, pulseaudio goes to 15-18% . Why o why?
Machine: Intel(R) Core(TM)2 Duo CPU L7100 @ 1.20GHz
Ubuntu: Karmic Koala
What is pulseaudio doing?
Skype needs the same CPU time for encoding _and_ decoding the sound
while pulseaudio should just be passing it through to the sound card.
Skype requests low latency, and PulseAudio is happy to grant it. For
some historical perspective, see
https://tango.0pointer.de/pipermail/pulseaudio-discuss/2009-February/003150.html
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I got this problem too.
Pulseaudio hasn't give any advantages for me. The only difference I can
see is that now there is completely useless process at the background
that takes 10% of my CPU time even when I try to disable it everywhere.
Pulseaudio, KDE4, etc.. When will it end? When Ubuntu
On Sun, Oct 11, 2009 at 10:09 AM, Henrik Heino h...@henu.fi wrote:
Pulseaudio, KDE4, etc.. When will it end? When Ubuntu stops using alpha
state software that is full of bugs and complete unusable?
You're free not to use PulseAudio if it bothers you, but please don't
pollute bug reports with
Same problem here... with flash or gnash and youtube video CPU goo to
70% and the video is slow (the sound stopped)
same problem wit rythmbox and exaile
Package: pulseaudio
Priority: optional
Section: sound
Installed-Size: 1780
Maintainer: Ubuntu Core Developers
Ops no I cannot reproduce this bug, It's random.
now I have pulseaudio that use 0.7%
** Changed in: pulseaudio (Ubuntu)
Status: Confirmed = Fix Released
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Hmm... just now, upon resuming from hibernation, pulseaudio was using
16% of CPU doing nothing.
However once I killed the pulseaudio process (and it respawned) it is no
longer doing this. I have version 1:0.9.14-0ubuntu20
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EEEpc 1000, Intel Atom 1.6GHz, Ubuntu Jaunty
r...@shire:~# apt-cache policy pulseaudio
pulseaudio:
Installed: 1:0.9.14-0ubuntu20.1
Candidate: 1:0.9.14-0ubuntu20.1
Version table:
*** 1:0.9.14-0ubuntu20.1 0
500 http://ro.archive.ubuntu.com jaunty-proposed/main Packages
100
Calling with ekiga 3.2.0 in Ubuntu 9.04 uses about 70% cpu and I can turn off
the heating in winter..!
Changing pulseaudio for esound resloved the problem nicely.
processor: 1.8Ghz (Pentium M)
version of pulseaudio: latest to this date, i..e 13.05.09
kernel: 2.6.28-11-generic
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pulseaudio
This problem still exits with Ubuntu 9.04!
I also see that for Ubuntu 9.04.
Details: Athlon 64 4200 dual core, resample-method = src-linear, kernel
= 2.6.28-11-generic
PulseAudio takes ~20% CPU when playing audio through amarok, and about
5-7% CPU when no audio is playing, which seems
Oh, I should have mentioned: my pulseaudio version is:
pulseaudio 1:0.9.14-0ubuntu20
pulseaudio-esound-compat1:0.9.14-0ubuntu20
pulseaudio-module-hal 1:0.9.14-0ubuntu20
pulseaudio-module-x11 1:0.9.14-0ubuntu20
pulseaudio-utils1:0.9.14-0ubuntu20
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This problem still exits with Ubuntu 9.04!
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This bug was fixed in the package pulseaudio - 0.9.14-0ubuntu11
---
pulseaudio (0.9.14-0ubuntu11) jaunty; urgency=low
[ Daniel T Chen ]
* Reenable 0030_set_tsched0.patch, which re-disables glitch-free;
too many users are reporting regressions and audio aberrations.
* Adjust
** Changed in: pulseaudio (Ubuntu)
Status: Confirmed = Fix Committed
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This bug is marked as 'fixed', but I still don't get it.
What does pulseaudio offer in trade for additional CPU usage? Is it
really necessary, so it is installed out of the box?
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src-sinc-fastest fixes problem. Went from 8-11% to 4-8% which is perfect
and it sounds better. I hope src-sinc-fastest becomes default. Also
resample-method config in the sound settings applet sounds good. You
could make it a slider that goes from performance to quality. To make it
easy for
src-linear 4% sweet
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Maybe resample-method should be configurable through the sound settings
applet?
It's a huge waste to choose anything but the fastest algo when using pc
speakers which I think is quite common. When using good headphones or a
mid- to highend hifi you'd want to choose a good algo over a fast one
Confirmed here, too. Pulseaudio ate up to 50% of my 2.0 Ghz CPU, making
both the video and the audio stutter in mplayer and totem. What's worse,
you cannot stop pulseaudio daemon, and killing the process affects
playback quality. The only solution is to completely remove pulseaudio
from the
If you are getting high CPU usage from pulse, change the resample method
in /etc/pulse/daemon.conf to a less CPU intensive algorithm:
resample-method = src-sinc-fastest
See if this works for you. My CPU dropped from 2-5% CPU to pretty much
below the background noise.
Perhaps there needs to be a
While that likely does lower CPU usage, I also believe it lowers the
audio quality. A lot of work has gone into choosing the best default by
various community members, with the one chosen found to be the best
compromise.
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Hi, serious problem with pulsaudio and skype (latest):
When I use external USB soundcard, and on my dualcore 1.7 intel Skype
eat ~ 100% when Pulseaudio ~50% of cpu. Sound goes from me with high
latency and often cuts.
When I use ALSA it works properly (eat about 20%).
Linux 2.6.28-8-server
sovnarkom, your symptom is slightly different in that it is caused by
'linux'; see bug 330814.
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output for policy check:
$ apt-cache policy pulseaudio
pulseaudio:
Installed: 0.9.10-2ubuntu9.3
Candidate: 0.9.10-2ubuntu9.3
Version table:
*** 0.9.10-2ubuntu9.3 0
500 http://de.archive.ubuntu.com intrepid-updates/main Packages
100 /var/lib/dpkg/status
0.9.10-2ubuntu9
Okay, something has happened again... (Running jaunty...)
Playing a mp3 with audacious makes pulseaudio eat ~15% cpu time on my
VIA c...@1.8ghz, with stuttering sound.
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What version of pulseaudio do you have installed? You can check with
apt-cache policy pulseaudio in a terminal.
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I noticed ~10% usage, but it turned out to be Skype running in the tray,
constantly sampling the audio. Once I killed Skype, the CPU usage
dropped to zero.
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It's really headache using bt headset with pulseaudio. CPU load gets higher and
any gnome ui response slowly
Alexia, you mean pulseaudio 0.9.14 by lastest?
if so, any ppa repo for lastest debs?
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If pulseaudio wastes CPU idle then trying to play audio into an alsa
sink thats a bt device makes it consume 100% cpu and strace is full of
messages about MSG_NOSIGNAL. It makes my BT headset unusable.
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Hmm... and latest pulseaudio updates have fixed it :D
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The usage depends on a number of factors, the least of which is the
resample-method method specified in /etc/pulse/daemon.conf.
** Changed in: pulseaudio (Ubuntu)
Importance: Undecided = Low
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Same problem here. My Thinkpad's 1.4 Ghz CPU (mostly running just 0.6
Ghz) is used up to 50 % by pulseaudio when doing nothing (no sound, no
other programs used). When I kill pulseaudio and start mplayer, the
process is back running again (without me doing anything) and seems to
be fine then at
I have the same problem with my AMD Athlon(tm) 64 Processor 3500+ under
Intrepid Ibex 32Bits.
When playing music with rhythmbox , there is at least 10% of the processor
used, I do not think it is really necessary for a simple MP3.
PID USER PR NI VIRT RES SHR S %CPU %MEMTIME+
I have same problem on Ubuntu 8.04. White doing nothing pulseaudio uses
4-15% CPU.
Here is output of strace:
read(14, \1\0\0\0\0\0\0\0, 8) = 8
sendto(40, \0\0\0\24\377\377\377\377\0\0\0\0\0\0\0\0\0\0\0\0, 20,
MSG_NOSIGNAL, NULL, 0) = 20
gettimeofday({1227119468, 439164}, NULL) = 0
One more comment. Closing FF fixes the problem. This problem is related
to flash-plugin probably.
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Playing a stream, pulseaudio is using ~60% CPU...
top - 22:37:26 up 16:13, 11 users, load average: 1.64, 3.43, 2.41
Tasks: 173 total, 1 running, 172 sleeping, 0 stopped, 0 zombie
Cpu0 : 21.7%us, 42.4%sy, 0.0%ni, 34.9%id, 0.0%wa, 0.3%hi, 0.7%si, 0.0%st
Cpu1 : 21.2%us, 8.2%sy,
Playing a video on a 600 MHz thin client:
pulseaudio - 63% CPU
Pulseaudio is useful, it makes streaming sound through network possible, and my
LTSP clients are slow, but 63% CPU?
Xorg needed much less than that to display the video...
Hardy 8.10
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I'm on 8.10 Intrepid and while idling with only bash and firefox at
1.5GHz pulseaudio uses 0.7% - 1.3%, though no sound whatsoever is
played. Is this normal behavior? As soon as I closes Firefox pulseaudio
goes into sleep-mode with 0% CPU-usage.
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Also have this problem. I just upgraded to intrepid and it has not
improved. For the record, about 9% usage on halfspeed on a turion tl52
1.6GHz
As a bonus when choosing alsa instead of pulseaudio in audio settings
flash breaks, possibly more. Used to work great, in kubuntu at least.
rantI don't
I'm also in the pulse-rt group, and have disabled all the multicast and
discovery options on my running pulseaudio. When in use, pulseaudio
(and in this case last-exit, or last.fm) trade places taking up between
2 and 15% each on my 3ghz P4-HT system. I don't have either
cpufrequency or
I can confirm this too. Pulseaudio uses 10% of my cpu. I'm using a
Pentium-M with 1,6Ghz here. Currently it's running with 600Mhz. First i
play music via rhythmbox via pulseaudio
$ top
...
PID USER PR NI VIRT RES SHR S %CPU %MEMTIME+ COMMAND
6304 user 20 0 30564
After executing
sudo /usr/bin/cpufreq-selector -g performance
(so top isn't confused by lowered CPU frequency) I see pulseaudio using
approximately 1% CPU when playing music which seems a bit much but not that
troublesome. To get your CPU back to use less energy, execute
sudo
sudo /usr/bin/cpufreq-selector -c 0 -g performance
sudo /usr/bin/cpufreq-selector -c 1 -g performance
for a dual core (I've just got bitten by this myself).
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Hi,
here on hardy beta, pulseaudio uses 5% while the system is idle. When
I kill it, gnome-power-manager goes to 100% cpu usage! maybe this is a
hint on who is causing the trouble? ...
After restarting both pulseaudio and gnome-power-manager, I found that
both are idle as they should. But when I
Pulseaudio consumes only 0.5% if my cpu is running at 2.2Ghz, so I guess
that's a reasonable cpu usage.
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Hi!
Same concerns here. I just switched to hardy, and my system is very sluggish
now.
my results from 'top':
7652 user 20 0 32940 3372 2728 S 2.0 0.4 17:24.63 pulseaudio
7224 root 20 0 417m 20m 6420 S 1.7 2.7 14:02.25 Xorg
No, doesn't seem to improve.
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Confirmed here too
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pulseaudio is always between 3 and 6% of my CPU (intel core2duo) when
I'm playing a mp3/ogg in rhythmbox.
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Could you both try adding yourselves to the pulse-rt group, and see if
that makes a difference?
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