[Desktop-packages] [Bug 1594296] Re: [USB-Audio - USB Sound Device, playback] Occasional audio playback blips from Sweex 7.1 external USB card
Status changed to 'Confirmed' because the bug affects multiple users. ** Changed in: pulseaudio (Ubuntu) Status: New => Confirmed -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to pulseaudio in Ubuntu. https://bugs.launchpad.net/bugs/1594296 Title: [USB-Audio - USB Sound Device, playback] Occasional audio playback blips from Sweex 7.1 external USB card Status in pulseaudio package in Ubuntu: Confirmed Bug description: When playing audio back (from Chrome), I get occasional blips where it sounds like the audio is skipping forwards or backwards. I've followed the instructions at https://wiki.ubuntu.com/PulseAudio/Log to configure a debug log and I generally see this in the log when it happens: ( 765.763| 0.194) I: [alsa-source-ALC269VC Analog] alsa-source.c: Overrun! ( 767.600| 1.837) I: [alsa-sink-USB Audio] alsa-sink.c: Scheduling delay of 361.78 ms > 15.99 ms, you might want to investigate this to improve latency... ( 767.600| 0.000) I: [alsa-sink-USB Audio] alsa-sink.c: Increasing minimal latency to 36.00 ms ( 767.600| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: Latency set to 36.00ms ( 767.600| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: hwbuf_unused=1029528 ( 767.600| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: setting avail_min=86677 ( 767.600| 0.000) D: [alsa-sink-USB Audio] protocol-native.c: max_request changed, trying to update from 8680 to 10444. ( 767.600| 0.000) D: [alsa-sink-USB Audio] protocol-native.c: Notifying client about increased tlength ( 767.600| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: Latency set to 36.00ms ( 767.600| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: hwbuf_unused=1029528 ( 767.600| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: setting avail_min=86677 ( 767.601| 0.000) D: [alsa-sink-USB Audio] protocol-native.c: Implicit underrun of 'Playback' ( 767.615| 0.014) D: [alsa-sink-USB Audio] protocol-native.c: Requesting rewind due to end of underrun. ( 767.615| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: Requested to rewind 178188 bytes. ( 767.615| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: Limited to 18788 bytes. ( 767.615| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: before: 1565 ( 767.615| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: after: 1565 ( 767.615| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: Rewound 18780 bytes. ( 767.615| 0.000) D: [alsa-sink-USB Audio] sink.c: Processing rewind... ( 767.615| 0.000) D: [alsa-sink-USB Audio] sink-input.c: Have to rewind 18780 bytes on render memblockq. ( 767.615| 0.000) D: [alsa-sink-USB Audio] source.c: Processing rewind... ( 768.855| 1.239) I: [alsa-source-ALC269VC Analog] ratelimit.c: 85 events suppressed ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: pulseaudio 1:8.0-0ubuntu3 ProcVersionSignature: Ubuntu 4.4.0-24.43-generic 4.4.10 Uname: Linux 4.4.0-24-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.1 Architecture: amd64 CurrentDesktop: XFCE Date: Mon Jun 20 10:04:42 2016 EcryptfsInUse: Yes InstallationDate: Installed on 2016-04-27 (53 days ago) InstallationMedia: Ubuntu-Server 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.3) SourcePackage: pulseaudio Symptom: audio Symptom_AlsaPlaybackTest: ALSA playback test through plughw:Device successful Symptom_Card: CM106 Like Sound Device - USB Sound Device Symptom_PulsePlaybackTest: PulseAudio playback test failed Symptom_Type: Underruns, dropouts, or "crackling" sound Title: [USB-Audio - USB Sound Device, playback] Underruns, dropouts or crackling sound UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 02/19/2014 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: F5 dmi.board.asset.tag: To be filled by O.E.M. dmi.board.name: MMLP7AP-00 dmi.board.vendor: GIGABYTE dmi.board.version: 1.x dmi.chassis.asset.tag: To Be Filled By O.E.M. dmi.chassis.type: 10 dmi.chassis.vendor: To Be Filled By O.E.M. dmi.chassis.version: To Be Filled By O.E.M. dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrF5:bd02/19/2014:svnGIGABYTE:pnMMLP7AP-00:pvr1.x:rvnGIGABYTE:rnMMLP7AP-00:rvr1.x:cvnToBeFilledByO.E.M.:ct10:cvrToBeFilledByO.E.M.: dmi.product.name: MMLP7AP-00 dmi.product.version: 1.x dmi.sys.vendor: GIGABYTE To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1594296/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp
[Desktop-packages] [Bug 1594296] Re: [USB-Audio - USB Sound Device, playback] Occasional audio playback blips from Sweex 7.1 external USB card
Using other media players, I don't see this issue, so I think it may be Chrome-only... -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to pulseaudio in Ubuntu. https://bugs.launchpad.net/bugs/1594296 Title: [USB-Audio - USB Sound Device, playback] Occasional audio playback blips from Sweex 7.1 external USB card Status in pulseaudio package in Ubuntu: New Bug description: When playing audio back (from Chrome), I get occasional blips where it sounds like the audio is skipping forwards or backwards. I've followed the instructions at https://wiki.ubuntu.com/PulseAudio/Log to configure a debug log and I generally see this in the log when it happens: ( 765.763| 0.194) I: [alsa-source-ALC269VC Analog] alsa-source.c: Overrun! ( 767.600| 1.837) I: [alsa-sink-USB Audio] alsa-sink.c: Scheduling delay of 361.78 ms > 15.99 ms, you might want to investigate this to improve latency... ( 767.600| 0.000) I: [alsa-sink-USB Audio] alsa-sink.c: Increasing minimal latency to 36.00 ms ( 767.600| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: Latency set to 36.00ms ( 767.600| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: hwbuf_unused=1029528 ( 767.600| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: setting avail_min=86677 ( 767.600| 0.000) D: [alsa-sink-USB Audio] protocol-native.c: max_request changed, trying to update from 8680 to 10444. ( 767.600| 0.000) D: [alsa-sink-USB Audio] protocol-native.c: Notifying client about increased tlength ( 767.600| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: Latency set to 36.00ms ( 767.600| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: hwbuf_unused=1029528 ( 767.600| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: setting avail_min=86677 ( 767.601| 0.000) D: [alsa-sink-USB Audio] protocol-native.c: Implicit underrun of 'Playback' ( 767.615| 0.014) D: [alsa-sink-USB Audio] protocol-native.c: Requesting rewind due to end of underrun. ( 767.615| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: Requested to rewind 178188 bytes. ( 767.615| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: Limited to 18788 bytes. ( 767.615| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: before: 1565 ( 767.615| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: after: 1565 ( 767.615| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: Rewound 18780 bytes. ( 767.615| 0.000) D: [alsa-sink-USB Audio] sink.c: Processing rewind... ( 767.615| 0.000) D: [alsa-sink-USB Audio] sink-input.c: Have to rewind 18780 bytes on render memblockq. ( 767.615| 0.000) D: [alsa-sink-USB Audio] source.c: Processing rewind... ( 768.855| 1.239) I: [alsa-source-ALC269VC Analog] ratelimit.c: 85 events suppressed ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: pulseaudio 1:8.0-0ubuntu3 ProcVersionSignature: Ubuntu 4.4.0-24.43-generic 4.4.10 Uname: Linux 4.4.0-24-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.1 Architecture: amd64 CurrentDesktop: XFCE Date: Mon Jun 20 10:04:42 2016 EcryptfsInUse: Yes InstallationDate: Installed on 2016-04-27 (53 days ago) InstallationMedia: Ubuntu-Server 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.3) SourcePackage: pulseaudio Symptom: audio Symptom_AlsaPlaybackTest: ALSA playback test through plughw:Device successful Symptom_Card: CM106 Like Sound Device - USB Sound Device Symptom_PulsePlaybackTest: PulseAudio playback test failed Symptom_Type: Underruns, dropouts, or "crackling" sound Title: [USB-Audio - USB Sound Device, playback] Underruns, dropouts or crackling sound UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 02/19/2014 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: F5 dmi.board.asset.tag: To be filled by O.E.M. dmi.board.name: MMLP7AP-00 dmi.board.vendor: GIGABYTE dmi.board.version: 1.x dmi.chassis.asset.tag: To Be Filled By O.E.M. dmi.chassis.type: 10 dmi.chassis.vendor: To Be Filled By O.E.M. dmi.chassis.version: To Be Filled By O.E.M. dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrF5:bd02/19/2014:svnGIGABYTE:pnMMLP7AP-00:pvr1.x:rvnGIGABYTE:rnMMLP7AP-00:rvr1.x:cvnToBeFilledByO.E.M.:ct10:cvrToBeFilledByO.E.M.: dmi.product.name: MMLP7AP-00 dmi.product.version: 1.x dmi.sys.vendor: GIGABYTE To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1594296/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp
[Desktop-packages] [Bug 1594296] Re: [USB-Audio - USB Sound Device, playback] Occasional audio playback blips from Sweex 7.1 external USB card
I've just got another variant on this, but with some memblockq.c messages in the log as well: ( 518.325| 62.683) I: [alsa-sink-USB Audio] alsa-sink.c: Scheduling delay of 363.12 ms > 15.99 ms, you might want to investigate this to improve latency... ( 518.325| 0.000) I: [alsa-sink-USB Audio] alsa-sink.c: Underrun! ( 518.325| 0.000) I: [alsa-sink-USB Audio] alsa-sink.c: Increasing minimal latency to 36.00 ms ( 518.325| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: Latency set to 36.00ms ( 518.325| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: hwbuf_unused=1029528 ( 518.325| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: setting avail_min=86677 ( 518.325| 0.000) D: [alsa-sink-USB Audio] protocol-native.c: max_request changed, trying to update from 8680 to 10444. ( 518.325| 0.000) D: [alsa-sink-USB Audio] protocol-native.c: Notifying client about increased tlength ( 518.325| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: Latency set to 36.00ms ( 518.325| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: hwbuf_unused=1029528 ( 518.325| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: setting avail_min=86677 ( 518.325| 0.000) D: [alsa-sink-USB Audio] protocol-native.c: Implicit underrun of 'Playback' ( 518.326| 0.000) D: [alsa-sink-USB Audio] flist.c: pulsecore/memblockq.c: list_items flist is full (don't worry) ( 518.326| 0.000) D: [alsa-sink-USB Audio] flist.c: pulsecore/memblockq.c: list_items flist is full (don't worry) ( 518.326| 0.000) D: [alsa-sink-USB Audio] flist.c: pulsecore/memblockq.c: list_items flist is full (don't worry) ( 518.326| 0.000) D: [alsa-sink-USB Audio] flist.c: pulsecore/memblockq.c: list_items flist is full (don't worry) ( 518.326| 0.000) D: [alsa-sink-USB Audio] flist.c: pulsecore/memblockq.c: list_items flist is full (don't worry) ( 518.326| 0.000) D: [alsa-sink-USB Audio] flist.c: pulsecore/memblockq.c: list_items flist is full (don't worry) ( 518.326| 0.000) D: [alsa-sink-USB Audio] flist.c: pulsecore/memblockq.c: list_items flist is full (don't worry) ( 518.326| 0.000) D: [alsa-sink-USB Audio] flist.c: pulsecore/memblockq.c: list_items flist is full (don't worry) ( 518.326| 0.000) D: [alsa-sink-USB Audio] flist.c: pulsecore/memblockq.c: list_items flist is full (don't worry) ( 518.326| 0.000) D: [alsa-sink-USB Audio] flist.c: pulsecore/memblockq.c: list_items flist is full (don't worry) ( 518.339| 0.012) D: [alsa-sink-USB Audio] protocol-native.c: Requesting rewind due to end of underrun. ( 518.339| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: Requested to rewind 176124 bytes. ( 518.339| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: Limited to 18788 bytes. ( 518.339| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: before: 1565 ( 518.339| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: after: 1323 ( 518.339| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: Rewound 15876 bytes. ( 518.339| 0.000) D: [alsa-sink-USB Audio] sink.c: Processing rewind... ( 518.339| 0.000) D: [alsa-sink-USB Audio] sink-input.c: Have to rewind 15876 bytes on render memblockq. ( 518.339| 0.000) D: [alsa-sink-USB Audio] source.c: Processing rewind... -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to pulseaudio in Ubuntu. https://bugs.launchpad.net/bugs/1594296 Title: [USB-Audio - USB Sound Device, playback] Occasional audio playback blips from Sweex 7.1 external USB card Status in pulseaudio package in Ubuntu: New Bug description: When playing audio back (from Chrome), I get occasional blips where it sounds like the audio is skipping forwards or backwards. I've followed the instructions at https://wiki.ubuntu.com/PulseAudio/Log to configure a debug log and I generally see this in the log when it happens: ( 765.763| 0.194) I: [alsa-source-ALC269VC Analog] alsa-source.c: Overrun! ( 767.600| 1.837) I: [alsa-sink-USB Audio] alsa-sink.c: Scheduling delay of 361.78 ms > 15.99 ms, you might want to investigate this to improve latency... ( 767.600| 0.000) I: [alsa-sink-USB Audio] alsa-sink.c: Increasing minimal latency to 36.00 ms ( 767.600| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: Latency set to 36.00ms ( 767.600| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: hwbuf_unused=1029528 ( 767.600| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: setting avail_min=86677 ( 767.600| 0.000) D: [alsa-sink-USB Audio] protocol-native.c: max_request changed, trying to update from 8680 to 10444. ( 767.600| 0.000) D: [alsa-sink-USB Audio] protocol-native.c: Notifying client about increased tlength ( 767.600| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: Latency set to 36.00ms ( 767.600| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: hwbuf_unused=1029528 ( 767.600| 0.000) D: [alsa-sink-USB Audio] alsa-sink.c: setting avail_min=86677 ( 767.601| 0.000) D: [alsa-sink-USB Audio] protocol-native.c: Implicit underrun of 'Playback' ( 767.615|
