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I'm perplexed about a audio issue I have been trying to solve. On boot, audio works perfectly fine as expected. After the system is running for a few days, the audio stops working. On reboot, audio will work again for a undertermined amount of time (usually a few days) and then stop working. I am not sure if this is a hardware issue or a software issue. I am using the optical audio out from the onboard audio on my motherboard.
I have tried restarting pulseaudio, but this did not help.
sudo systemctl --user restart pulseaudioIs there any experts that can help review the below and let me know if they see something I am overlooking, or have any suggestions I can do to further identify what the issue is here ?
$ sudo fuser -v /dev/snd/*
USER PID ACCESS COMMAND
/dev/snd/controlC0: joca 2081 F.... kmix
/dev/snd/controlC1: joca 1862 F.... pulseaudio
joca 2081 F.... kmix
/dev/snd/controlC2: joca 1862 F.... pulseaudio
joca 2081 F.... kmix
$ $ aplay -l
**** List of PLAYBACK Hardware Devices ****
card 1: NVidia [HDA NVidia], device 3: HDMI 0 [34UC89G]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 7: HDMI 1 [HDMI 1]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 8: HDMI 2 [HDMI 2]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 9: HDMI 3 [HDMI 3]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 2: Audio [USB Audio], device 0: USB Audio [USB Audio]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 2: Audio [USB Audio], device 1: USB Audio [USB Audio #1]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 2: Audio [USB Audio], device 2: USB Audio [USB Audio #2]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 2: Audio [USB Audio], device 3: USB Audio [USB Audio #3]
Subdevices: 1/1
Subdevice #0: subdevice #0
$$ amixer -c2
Simple mixer control 'PCM',0
Capabilities: pvolume pswitch pswitch-joined
Playback channels: Front Left - Front Right - Rear Left - Rear Right - Front Center - Woofer - Side Left - Side Right
Limits: Playback 0 - 87
Mono:
Front Left: Playback 87 [100%] [0.00dB] [on]
Front Right: Playback 87 [100%] [0.00dB] [on]
Rear Left: Playback 87 [100%] [0.00dB] [on]
Rear Right: Playback 87 [100%] [0.00dB] [on]
Front Center: Playback 87 [100%] [0.00dB] [on]
Woofer: Playback 87 [100%] [0.00dB] [on]
Side Left: Playback 87 [100%] [0.00dB] [on]
Side Right: Playback 87 [100%] [0.00dB] [on]
Simple mixer control 'PCM',1
Capabilities: pvolume pswitch pswitch-joined
Playback channels: Front Left - Front Right
Limits: Playback 0 - 255
Mono:
Front Left: Playback 255 [100%] [0.00dB] [on]
Front Right: Playback 255 [100%] [0.00dB] [on]
Simple mixer control 'PCM',2
Capabilities: pswitch pswitch-joined
Playback channels: Mono
Mono: Playback [on]
Simple mixer control 'Line',0
Capabilities: cvolume cswitch cswitch-joined
Capture channels: Front Left - Front Right
Limits: Capture 0 - 39
Front Left: Capture 23 [59%] [0.00dB] [on]
Front Right: Capture 23 [59%] [0.00dB] [on]
Simple mixer control 'Mic',0
Capabilities: cvolume cswitch cswitch-joined
Capture channels: Front Left - Front Right
Limits: Capture 0 - 39
Front Left: Capture 23 [59%] [0.00dB] [on]
Front Right: Capture 23 [59%] [0.00dB] [on]
Simple mixer control 'Analog In',0
Capabilities: cvolume cswitch cswitch-joined
Capture channels: Front Left - Front Right
Limits: Capture 0 - 39
Front Left: Capture 23 [59%] [0.00dB] [on]
Front Right: Capture 23 [59%] [0.00dB] [on]
Simple mixer control 'alsacontrol-input-mute',0
Capabilities: pswitch
Playback channels: Front Left - Front Right
Mono:
Front Left: Playback [on]
Front Right: Playback [on]
Simple mixer control 'alsacontrol-input-volume',0
Capabilities: volume
Playback channels: Front Left - Front Right
Capture channels: Front Left - Front Right
Limits: 0 - 255
Front Left: 255 [100%] [0.00dB]
Front Right: 255 [100%] [0.00dB]
Simple mixer control 'alsacontrol-output-mute',0
Capabilities: pswitch
Playback channels: Front Left - Front Right
Mono:
Front Left: Playback [on]
Front Right: Playback [on]
Simple mixer control 'alsacontrol-output-volume',0
Capabilities: volume
Playback channels: Front Left - Front Right
Capture channels: Front Left - Front Right
Limits: 0 - 255
Front Left: 255 [100%] [0.00dB]
Front Right: 255 [100%] [0.00dB]
$$ pacmd list-cards
2 card(s) available.
index: 0
name: <alsa_card.pci-0000_01_00.1>
driver: <module-alsa-card.c>
owner module: 6
properties:
alsa.card = "1"
alsa.card_name = "HDA NVidia"
alsa.long_card_name = "HDA NVidia at 0x77080000 irq 17"
alsa.driver_name = "snd_hda_intel"
device.bus_path = "pci-0000:01:00.1"
sysfs.path = "/devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1"
device.bus = "pci"
device.vendor.id = "10de"
device.vendor.name = "NVIDIA Corporation"
device.product.id = "22ba"
device.product.name = "AD102 High Definition Audio Controller"
device.string = "1"
device.description = "AD102 High Definition Audio Controller"
module-udev-detect.discovered = "1"
device.icon_name = "audio-card-pci"
profiles:
output:hdmi-stereo: Digital Stereo (HDMI) Output (priority 38668, available: unknown)
output:hdmi-stereo-extra1: Digital Stereo (HDMI 2) Output (priority 5700, available: no)
output:hdmi-surround-extra1: Digital Surround 5.1 (HDMI 2) Output (priority 600, available: no)
output:hdmi-surround71-extra1: Digital Surround 7.1 (HDMI 2) Output (priority 600, available: no)
output:hdmi-stereo-extra2: Digital Stereo (HDMI 3) Output (priority 5700, available: no)
output:hdmi-surround-extra2: Digital Surround 5.1 (HDMI 3) Output (priority 600, available: no)
output:hdmi-surround71-extra2: Digital Surround 7.1 (HDMI 3) Output (priority 600, available: no)
output:hdmi-stereo-extra3: Digital Stereo (HDMI 4) Output (priority 5700, available: no)
output:hdmi-surround-extra3: Digital Surround 5.1 (HDMI 4) Output (priority 600, available: no)
output:hdmi-surround71-extra3: Digital Surround 7.1 (HDMI 4) Output (priority 600, available: no)
off: Off (priority 0, available: unknown)
active profile: <output:hdmi-stereo>
sinks:
alsa_output.pci-0000_01_00.1.hdmi-stereo/#10: AD102 High Definition Audio Controller Digital Stereo (HDMI)
sources:
alsa_output.pci-0000_01_00.1.hdmi-stereo.monitor/#12: Monitor of AD102 High Definition Audio Controller Digital Stereo (HDMI)
ports:
hdmi-output-0: HDMI / DisplayPort (priority 5900, latency offset 0 usec, available: yes)
properties:
device.icon_name = "video-display"
device.product.name = "34UC89G
"
hdmi-output-1: HDMI / DisplayPort 2 (priority 5800, latency offset 0 usec, available: no)
properties:
device.icon_name = "video-display"
hdmi-output-2: HDMI / DisplayPort 3 (priority 5700, latency offset 0 usec, available: no)
properties:
device.icon_name = "video-display"
hdmi-output-3: HDMI / DisplayPort 4 (priority 5600, latency offset 0 usec, available: no)
properties:
device.icon_name = "video-display"
index: 1
name: <alsa_card.usb-Generic_USB_Audio-00>
driver: <module-alsa-card.c>
owner module: 7
properties:
alsa.card = "2"
alsa.card_name = "USB Audio"
alsa.long_card_name = "Generic USB Audio at usb-0000:00:14.0-6, high speed"
alsa.driver_name = "snd_usb_audio"
device.bus_path = "pci-0000:00:14.0-usb-0:6:1.0"
sysfs.path = "/devices/pci0000:00/0000:00:14.0/usb1/1-6/1-6:1.0/sound/card2"
udev.id = "usb-Generic_USB_Audio-00"
device.bus = "usb"
device.vendor.id = "0b05"
device.vendor.name = "ASUSTek Computer, Inc."
device.product.id = "1a53"
device.product.name = "USB Audio"
device.serial = "Generic_USB_Audio"
device.string = "2"
device.description = "USB Audio"
module-udev-detect.discovered = "1"
device.icon_name = "audio-card-usb"
profiles:
HiFi 7+1: HiFi 7.1 channels (priority 1000, available: unknown)
HiFi 5+1: HiFi 5.1 channels (priority 1000, available: unknown)
HiFi: HiFi 2.0 channels (priority 9000, available: unknown)
off: Off (priority 0, available: unknown)
active profile: <HiFi>
sinks:
alsa_output.usb-Generic_USB_Audio-00.HiFi__SPDIF__sink/#0: USB Audio S/PDIF Output
alsa_output.usb-Generic_USB_Audio-00.HiFi__Headphones__sink/#1: USB Audio Front Headphones
alsa_output.usb-Generic_USB_Audio-00.HiFi__Speaker__sink/#2: USB Audio Speakers
sources:
alsa_output.usb-Generic_USB_Audio-00.HiFi__SPDIF__sink.monitor/#0: Monitor of USB Audio S/PDIF Output
alsa_output.usb-Generic_USB_Audio-00.HiFi__Headphones__sink.monitor/#1: Monitor of USB Audio Front Headphones
alsa_output.usb-Generic_USB_Audio-00.HiFi__Speaker__sink.monitor/#2: Monitor of USB Audio Speakers
alsa_input.usb-Generic_USB_Audio-00.HiFi__Mic1__source/#3: USB Audio Microphone
alsa_input.usb-Generic_USB_Audio-00.HiFi__Line1__source/#4: USB Audio Line Input
ports:
[Out] SPDIF: S/PDIF Output (priority 100, latency offset 0 usec, available: unknown)
properties:
[Out] Headphones: Front Headphones (priority 300, latency offset 0 usec, available: no)
properties:
[Out] Speaker: Speakers (priority 200, latency offset 0 usec, available: no)
properties:
[In] Mic1: Microphone (priority 300, latency offset 0 usec, available: no)
properties:
[In] Line1: Line Input (priority 100, latency offset 0 usec, available: no)
properties:
$$ pacmd list-sinks
4 sink(s) available.
* index: 0
name: <alsa_output.usb-Generic_USB_Audio-00.HiFi__SPDIF__sink>
driver: <module-alsa-card.c>
flags: HARDWARE DECIBEL_VOLUME LATENCY DYNAMIC_LATENCY
state: SUSPENDED
suspend cause: IDLE
priority: 9041
volume: front-left: 63570 / 97% / -0.79 dB, front-right: 63570 / 97% / -0.79 dB
balance 0.00
base volume: 65536 / 100% / 0.00 dB
volume steps: 65537
muted: no
current latency: 0.00 ms
max request: 0 KiB
max rewind: 0 KiB
monitor source: 0
sample spec: s16le 2ch 44100Hz
channel map: front-left,front-right
Stereo
used by: 0
linked by: 0
configured latency: 0.00 ms; range is 0.50 .. 2000.00 ms
card: 1 <alsa_card.usb-Generic_USB_Audio-00>
module: 7
properties:
alsa.resolution_bits = "16"
device.api = "alsa"
device.class = "sound"
alsa.class = "generic"
alsa.subclass = "generic-mix"
alsa.name = "USB Audio #2"
alsa.id = "USB Audio"
alsa.subdevice = "0"
alsa.subdevice_name = "subdevice #0"
alsa.device = "2"
alsa.card = "2"
alsa.card_name = "USB Audio"
alsa.long_card_name = "Generic USB Audio at usb-0000:00:14.0-6, high speed"
alsa.driver_name = "snd_usb_audio"
device.bus_path = "pci-0000:00:14.0-usb-0:6:1.0"
sysfs.path = "/devices/pci0000:00/0000:00:14.0/usb1/1-6/1-6:1.0/sound/card2"
udev.id = "usb-Generic_USB_Audio-00"
device.bus = "usb"
device.vendor.id = "0b05"
device.vendor.name = "ASUSTek Computer, Inc."
device.product.id = "1a53"
device.product.name = "USB Audio"
device.serial = "Generic_USB_Audio"
device.string = "_ucm0003.hw:Audio,2"
device.buffering.buffer_size = "352800"
device.buffering.fragment_size = "176400"
device.access_mode = "mmap+timer"
device.profile.name = "HiFi: SPDIF: sink"
device.profile.description = "S/PDIF Output"
alsa.mixer_device = "_ucm0003.hw:Audio"
device.description = "USB Audio S/PDIF Output"
module-udev-detect.discovered = "1"
device.icon_name = "audio-card-usb"
ports:
[Out] SPDIF: S/PDIF Output (priority 100, latency offset 0 usec, available: unknown)
properties:
active port: <[Out] SPDIF>
index: 1
name: <alsa_output.usb-Generic_USB_Audio-00.HiFi__Headphones__sink>
driver: <module-alsa-card.c>
flags: HARDWARE DECIBEL_VOLUME LATENCY DYNAMIC_LATENCY
state: SUSPENDED
suspend cause: IDLE
priority: 9043
volume: front-left: 65536 / 100% / 0.00 dB, front-right: 65536 / 100% / 0.00 dB
balance 0.00
base volume: 65536 / 100% / 0.00 dB
volume steps: 65537
muted: no
current latency: 0.00 ms
max request: 0 KiB
max rewind: 0 KiB
monitor source: 1
sample spec: s16le 2ch 44100Hz
channel map: front-left,front-right
Stereo
used by: 0
linked by: 0
configured latency: 0.00 ms; range is 0.50 .. 2000.00 ms
card: 1 <alsa_card.usb-Generic_USB_Audio-00>
module: 7
properties:
alsa.resolution_bits = "16"
device.api = "alsa"
device.class = "sound"
alsa.class = "generic"
alsa.subclass = "generic-mix"
alsa.name = "USB Audio #1"
alsa.id = "USB Audio"
alsa.subdevice = "0"
alsa.subdevice_name = "subdevice #0"
alsa.device = "1"
alsa.card = "2"
alsa.card_name = "USB Audio"
alsa.long_card_name = "Generic USB Audio at usb-0000:00:14.0-6, high speed"
alsa.driver_name = "snd_usb_audio"
device.bus_path = "pci-0000:00:14.0-usb-0:6:1.0"
sysfs.path = "/devices/pci0000:00/0000:00:14.0/usb1/1-6/1-6:1.0/sound/card2"
udev.id = "usb-Generic_USB_Audio-00"
device.bus = "usb"
device.vendor.id = "0b05"
device.vendor.name = "ASUSTek Computer, Inc."
device.product.id = "1a53"
device.product.name = "USB Audio"
device.serial = "Generic_USB_Audio"
device.string = "_ucm0003.hw:Audio,1"
device.buffering.buffer_size = "352800"
device.buffering.fragment_size = "176400"
device.access_mode = "mmap+timer"
device.profile.name = "HiFi: Headphones: sink"
device.profile.description = "Front Headphones"
alsa.mixer_device = "_ucm0003.hw:Audio"
device.description = "USB Audio Front Headphones"
module-udev-detect.discovered = "1"
device.icon_name = "audio-card-usb"
ports:
[Out] Headphones: Front Headphones (priority 300, latency offset 0 usec, available: no)
properties:
active port: <[Out] Headphones>
index: 2
name: <alsa_output.usb-Generic_USB_Audio-00.HiFi__Speaker__sink>
driver: <module-alsa-card.c>
flags: HARDWARE DECIBEL_VOLUME LATENCY DYNAMIC_LATENCY
state: SUSPENDED
suspend cause: IDLE
priority: 9042
volume: front-left: 65536 / 100% / 0.00 dB, front-right: 65536 / 100% / 0.00 dB
balance 0.00
base volume: 65536 / 100% / 0.00 dB
volume steps: 65537
muted: no
current latency: 0.00 ms
max request: 0 KiB
max rewind: 0 KiB
monitor source: 2
sample spec: s16le 2ch 44100Hz
channel map: front-left,front-right
Stereo
used by: 0
linked by: 0
configured latency: 0.00 ms; range is 0.50 .. 2000.00 ms
card: 1 <alsa_card.usb-Generic_USB_Audio-00>
module: 7
properties:
alsa.resolution_bits = "16"
device.api = "alsa"
device.class = "sound"
alsa.class = "generic"
alsa.subclass = "generic-mix"
alsa.name = "USB Audio"
alsa.id = "USB Audio"
alsa.subdevice = "0"
alsa.subdevice_name = "subdevice #0"
alsa.device = "0"
alsa.card = "2"
alsa.card_name = "USB Audio"
alsa.long_card_name = "Generic USB Audio at usb-0000:00:14.0-6, high speed"
alsa.driver_name = "snd_usb_audio"
device.bus_path = "pci-0000:00:14.0-usb-0:6:1.0"
sysfs.path = "/devices/pci0000:00/0000:00:14.0/usb1/1-6/1-6:1.0/sound/card2"
udev.id = "usb-Generic_USB_Audio-00"
device.bus = "usb"
device.vendor.id = "0b05"
device.vendor.name = "ASUSTek Computer, Inc."
device.product.id = "1a53"
device.product.name = "USB Audio"
device.serial = "Generic_USB_Audio"
device.string = "_ucm0003.hw:Audio"
device.buffering.buffer_size = "352800"
device.buffering.fragment_size = "176400"
device.access_mode = "mmap+timer"
device.profile.name = "HiFi: Speaker: sink"
device.profile.description = "Speakers"
alsa.mixer_device = "_ucm0003.hw:Audio"
device.description = "USB Audio Speakers"
module-udev-detect.discovered = "1"
device.icon_name = "audio-card-usb"
ports:
[Out] Speaker: Speakers (priority 200, latency offset 0 usec, available: no)
properties:
active port: <[Out] Speaker>
index: 10
name: <alsa_output.pci-0000_01_00.1.hdmi-stereo>
driver: <module-alsa-card.c>
flags: HARDWARE DECIBEL_VOLUME LATENCY DYNAMIC_LATENCY
state: SUSPENDED
suspend cause: IDLE
priority: 9030
volume: front-left: 62259 / 95% / -1.34 dB, front-right: 62259 / 95% / -1.34 dB
balance 0.00
base volume: 65536 / 100% / 0.00 dB
volume steps: 65537
muted: no
current latency: 0.00 ms
max request: 0 KiB
max rewind: 0 KiB
monitor source: 12
sample spec: s16le 2ch 44100Hz
channel map: front-left,front-right
Stereo
used by: 0
linked by: 0
configured latency: 0.00 ms; range is 0.50 .. 1999.82 ms
card: 0 <alsa_card.pci-0000_01_00.1>
module: 6
properties:
alsa.resolution_bits = "16"
device.api = "alsa"
device.class = "sound"
alsa.class = "generic"
alsa.subclass = "generic-mix"
alsa.name = "34UC89G"
alsa.id = "HDMI 0"
alsa.subdevice = "0"
alsa.subdevice_name = "subdevice #0"
alsa.device = "3"
alsa.card = "1"
alsa.card_name = "HDA NVidia"
alsa.long_card_name = "HDA NVidia at 0x77080000 irq 17"
alsa.driver_name = "snd_hda_intel"
device.bus_path = "pci-0000:01:00.1"
sysfs.path = "/devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1"
device.bus = "pci"
device.vendor.id = "10de"
device.vendor.name = "NVIDIA Corporation"
device.product.id = "22ba"
device.product.name = "AD102 High Definition Audio Controller"
device.string = "hdmi:1"
device.buffering.buffer_size = "352768"
device.buffering.fragment_size = "176384"
device.access_mode = "mmap+timer"
device.profile.name = "hdmi-stereo"
device.profile.description = "Digital Stereo (HDMI)"
device.description = "AD102 High Definition Audio Controller Digital Stereo (HDMI)"
module-udev-detect.discovered = "1"
device.icon_name = "audio-card-pci"
ports:
hdmi-output-0: HDMI / DisplayPort (priority 5900, latency offset 0 usec, available: yes)
properties:
device.icon_name = "video-display"
device.product.name = "34UC89G
"
active port: <hdmi-output-0>
$$ pacmd list-sink-inputs
0 sink input(s) available.
$Offline
Not sure if that is the same issue, I tried
commenting out the line
#load-module module-suspend-on-idlein the file
/etc/pulse/default.paOffline