Ubuntu restart pulseaudio

Connect and share knowledge within a single location that is structured and easy to search. Since it doesn't seem to be working, you might need to make sure that nothing is trying to use it. As suggested by mikewhatever in his answer to this question on Ask Ubuntu :, ubuntu restart pulseaudio.

It can be useful to stop the pulseaudio. Auto-Mute Mode is a configurable setting from amixer. If one experiences no audio output via any means while using ALSA , attempt to unmute the sound card. To do this, launch alsamixer and make sure each column has a green 00 under it this can be toggled by pressing m :. To troubleshoot via CLI only, install pamixer and check the output of the following command:. If the output says muted , run pamixer -u to unmute. If it displays a low percentage value, you can run pamixer -i 10 several times to turn up the volume gradually.

Ubuntu restart pulseaudio

Connect and share knowledge within a single location that is structured and easy to search. Sometimes the pulseaudio service stops and it doesn't restart itself when I open an audio file with banshee or totem. It normally prints no output, just exit code. Mine were not running, so I just advanced to step 3. In case of issues it will often help to delete these directories before restarting pulseaudio. For details see PulseAudio Wiki. If the pulseaudio failing to work is related to S3 sleep Suspend to RAM , the real cause may be audio hardware problem and then you have to do heavy-handed full reset:. Yeah, it needs to be done twice with small delay. I don't know why but this seems to work every time. I'd like to add my penny's worth to my namesake rolf's systemD answer. The scenario: Pulseaudio is locked up tight. The key here is that the restart counter has been exceeded.

Page Discussion. If you then try to start the server a second time ubuntu restart pulseaudio will give you an error. PulseAudio can suspend sinks after a period of inactivity.

A sound server is a background process accepting sound input from one or more sources processes, capture devices, etc. PulseAudio is installed by default in most Debian desktop environments. PulseAudio becomes the default when the package is installed. Everything will use it. This can be checked by with pavucontrol in the pavucontrol package. If the sound is registering in the vu vumetre of that program, then it is being routed through the pulse system. Basic Configuration Mixers pavucontrol , an optional package for PulseAudio, allows you to make volume adjustments entire system or per application.

This can be particularly useful if you are experiencing sound issues and want to resolve them without interrupting your workflow. ALSA is the kernel level sound mixer, it manages your sound card directly. PulseAudio operates at a higher level and works with ALSA to provide a more feature-full and flexible audio experience. The pulseaudio -k command stops the PulseAudio service. The sudo alsa force-reload command restarts the ALSA system. Another method to restart the sound system is to kill PulseAudio and then start it again. Here are the commands:. The killall pulseaudio command stops the PulseAudio service. The pulseaudio command starts the PulseAudio service again. For newer versions of Ubuntu that use systemd, you can use the systemctl command to restart PulseAudio:.

Ubuntu restart pulseaudio

Connect and share knowledge within a single location that is structured and easy to search. Sometimes the pulseaudio service stops and it doesn't restart itself when I open an audio file with banshee or totem. It normally prints no output, just exit code. Mine were not running, so I just advanced to step 3.

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Browse other questions tagged pulseaudio. If respawning was broken you may have a serious issue with your audio setup. Here are some features of PulseAudio High quality software mixing of multiple audio streams with support for more than one entrance source and exit sink. This may be not wanted when using different soundcards with different applications. If the above does not work, try to restart pulseaudio. If if had, I would have had explained more. The sound card is hw: x , y where x is the card number and y is the device number. Pulseaudio is a user service, so: systemctl --user restart pulseaudio. PulseAudio has no default settings for surround sound support. Naturally, it is better to run such a test with headphones. If this setting is active checked , it will prevent you changing any card's profile in pavucontrol.

Connect and share knowledge within a single location that is structured and easy to search. When adding a USB device to my system I deliberately run no modern stack for device detection , Pulseaudio can't pickup it without restart pulseaudio -k; pulseaudio --start. Is there an option for, say, pactl , which will make pulseaudio to "detect" and start using newly plugged in devices?

You should also consider to set a proper crossover frequency for the LFE- channel. If everything worked correctly, you should now see your mic show up when running pavucontrol under the Input Devices tab. You will get an error only if no daemon was running, otherwise no messages will appear. Volume Here you will find some hints on volume issues and why you may not hear anything. Connect and share knowledge within a single location that is structured and easy to search. If rtkit does not work, you can manually set up your system to run PulseAudio with real-time scheduling, which can help performance. I reverted to a previous kernel after a reboot. If it is still absent, verify that other applications show up as sink inputs. If this is found to be inconvenient, asinine, or otherwise undesireable, relative volumes can be enabled by disabling flat volumes in the PulseAudio daemon's configuration file:. See Help:Style for reference.