[Touch-packages] [Bug 1539967] Re: Audio skips (buffer underruns) intermittently but particularly when screen blanks
*** This bug is a duplicate of bug 1750947 *** https://bugs.launchpad.net/bugs/1750947 ** This bug is no longer a duplicate of bug 1274115 snd_pcm_avail() returned a value that is exceptionally large ** This bug has been marked a duplicate of bug 1750947 pulseaudio print lots of error when selecting unavailable profile -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to alsa-driver in Ubuntu. https://bugs.launchpad.net/bugs/1539967 Title: Audio skips (buffer underruns) intermittently but particularly when screen blanks Status in alsa-driver package in Ubuntu: Confirmed Bug description: Audio playback via ALSA (snd_intel_hda) & pulseaudio inevitably 'skips' (repeats buffer content) intermittently a few times each hour, and severely whenever the screen is blanked for inactivity. CPU load is low (mostly idle). I didn't have this problem with my previous fresh installation of Ubuntu (14.04.3 LTS) on this hardware. From dmesg, kernel appears to be using the TSC clocksource: [ 3.180127] clocksource: Switched to clocksource tsc Upon startup, Pulseaudio sees high resolution timers: I: [pulseaudio] main.c: Fresh high-resolution timers available! Bon appetit! When audio skips, alsa-sink.c logs a massive scheduling delay (e.g. 1070.00 ms > 15.99 ms) and also that "snd_pcm_avail() returned a value that is exceptionally large: 623124 bytes (1177 ms)" Currently running Ubuntu 15.10 Wily (fresh install). linux-sound-base: Installed: 1.0.25+dfsg-0ubuntu5 pulseaudio: Installed: 1:6.0-0ubuntu13 Audio output used is Built-in Audio Analogue Surround 5.1 (motherboard audio, Realtek ALC889A) Attaching log from pulseaudio - ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: alsa-base 1.0.25+dfsg-0ubuntu5 ProcVersionSignature: Ubuntu 4.2.0-25.30-generic 4.2.6 Uname: Linux 4.2.0-25-generic x86_64 NonfreeKernelModules: zfs zunicode zcommon znvpair zavl fglrx ApportVersion: 2.19.1-0ubuntu5 Architecture: amd64 AudioDevicesInUse: USERPID ACCESS COMMAND /dev/snd/pcmC0D0p: chinf 7928 F...m pulseaudio /dev/snd/controlC0: chinf 7928 F pulseaudio /dev/snd/controlC1: chinf 7928 F pulseaudio CurrentDesktop: Unity Date: Sat Jan 30 18:17:01 2016 EcryptfsInUse: Yes InstallationDate: Installed on 2015-12-11 (50 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) PackageArchitecture: all SourcePackage: alsa-driver Symptom: audio Symptom_Card: Built-in Audio - HDA ATI SB Symptom_Jack: Green Line Out, Rear Symptom_Type: Sound works for a while, then breaks Title: [GA-MA790GP-DS4H, Realtek ALC889A, Green Line Out, Rear] fails after a while UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 09/16/2009 dmi.bios.vendor: Award Software International, Inc. dmi.bios.version: F6 dmi.board.name: GA-MA790GP-DS4H dmi.board.vendor: Gigabyte Technology Co., Ltd. dmi.board.version: x.x dmi.chassis.type: 3 dmi.chassis.vendor: Gigabyte Technology Co., Ltd. dmi.modalias: dmi:bvnAwardSoftwareInternational,Inc.:bvrF6:bd09/16/2009:svnGigabyteTechnologyCo.,Ltd.:pnGA-MA790GP-DS4H:pvr:rvnGigabyteTechnologyCo.,Ltd.:rnGA-MA790GP-DS4H:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvr: dmi.product.name: GA-MA790GP-DS4H dmi.sys.vendor: Gigabyte Technology Co., Ltd. mtime.conffile..etc.modprobe.d.alsa.base.conf: 2016-01-12T14:13:00.166647 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1539967/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1539967] Re: Audio skips (buffer underruns) intermittently but particularly when screen blanks
*** This bug is a duplicate of bug 1274115 *** https://bugs.launchpad.net/bugs/1274115 Thank you for taking the time to report this bug and helping to make Ubuntu better. This particular bug has already been reported and is a duplicate of bug 1274115, so it is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Feel free to continue to report any other bugs you may find. ** This bug has been marked a duplicate of bug 1274115 snd_pcm_avail() returned a value that is exceptionally large -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to alsa-driver in Ubuntu. https://bugs.launchpad.net/bugs/1539967 Title: Audio skips (buffer underruns) intermittently but particularly when screen blanks Status in alsa-driver package in Ubuntu: Confirmed Bug description: Audio playback via ALSA (snd_intel_hda) & pulseaudio inevitably 'skips' (repeats buffer content) intermittently a few times each hour, and severely whenever the screen is blanked for inactivity. CPU load is low (mostly idle). I didn't have this problem with my previous fresh installation of Ubuntu (14.04.3 LTS) on this hardware. From dmesg, kernel appears to be using the TSC clocksource: [ 3.180127] clocksource: Switched to clocksource tsc Upon startup, Pulseaudio sees high resolution timers: I: [pulseaudio] main.c: Fresh high-resolution timers available! Bon appetit! When audio skips, alsa-sink.c logs a massive scheduling delay (e.g. 1070.00 ms > 15.99 ms) and also that "snd_pcm_avail() returned a value that is exceptionally large: 623124 bytes (1177 ms)" Currently running Ubuntu 15.10 Wily (fresh install). linux-sound-base: Installed: 1.0.25+dfsg-0ubuntu5 pulseaudio: Installed: 1:6.0-0ubuntu13 Audio output used is Built-in Audio Analogue Surround 5.1 (motherboard audio, Realtek ALC889A) Attaching log from pulseaudio - ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: alsa-base 1.0.25+dfsg-0ubuntu5 ProcVersionSignature: Ubuntu 4.2.0-25.30-generic 4.2.6 Uname: Linux 4.2.0-25-generic x86_64 NonfreeKernelModules: zfs zunicode zcommon znvpair zavl fglrx ApportVersion: 2.19.1-0ubuntu5 Architecture: amd64 AudioDevicesInUse: USERPID ACCESS COMMAND /dev/snd/pcmC0D0p: chinf 7928 F...m pulseaudio /dev/snd/controlC0: chinf 7928 F pulseaudio /dev/snd/controlC1: chinf 7928 F pulseaudio CurrentDesktop: Unity Date: Sat Jan 30 18:17:01 2016 EcryptfsInUse: Yes InstallationDate: Installed on 2015-12-11 (50 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) PackageArchitecture: all SourcePackage: alsa-driver Symptom: audio Symptom_Card: Built-in Audio - HDA ATI SB Symptom_Jack: Green Line Out, Rear Symptom_Type: Sound works for a while, then breaks Title: [GA-MA790GP-DS4H, Realtek ALC889A, Green Line Out, Rear] fails after a while UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 09/16/2009 dmi.bios.vendor: Award Software International, Inc. dmi.bios.version: F6 dmi.board.name: GA-MA790GP-DS4H dmi.board.vendor: Gigabyte Technology Co., Ltd. dmi.board.version: x.x dmi.chassis.type: 3 dmi.chassis.vendor: Gigabyte Technology Co., Ltd. dmi.modalias: dmi:bvnAwardSoftwareInternational,Inc.:bvrF6:bd09/16/2009:svnGigabyteTechnologyCo.,Ltd.:pnGA-MA790GP-DS4H:pvr:rvnGigabyteTechnologyCo.,Ltd.:rnGA-MA790GP-DS4H:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvr: dmi.product.name: GA-MA790GP-DS4H dmi.sys.vendor: Gigabyte Technology Co., Ltd. mtime.conffile..etc.modprobe.d.alsa.base.conf: 2016-01-12T14:13:00.166647 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1539967/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1539967] Re: Audio skips (buffer underruns) intermittently but particularly when screen blanks
59001.166788] pavucontrol[3288]: segfault at 0 ip 7f1b8bfd5084 sp 7ffc7559e310 error 4 in libpixman-1.so.0.32.6[7f1b8bf87000+a5000] [75134.180956] traps: Compositor[24362] general protection ip:561f8a9cba52 sp:7f57917511a0 error:0 in chrome[561f8980b000+5a2d000] [283749.002864] CE: hpet increased min_delta_ns to 30172 nsec [413910.079197] CE: hpet increased min_delta_ns to 45258 nsec [415104.464631] chrome: page allocation failure: order:4, mode:0x40d0 [415104.464638] CPU: 1 PID: 3181 Comm: chrome Tainted: P OE 4.2.0-25-generic #30-Ubuntu [415104.464640] Hardware name: Gigabyte Technology Co., Ltd. GA-MA790GP-DS4H/GA-MA790GP-DS4H, BIOS F6 09/16/2009 [415104.464643] 36cc3fa3 88038b573438 817e94c9 [415104.464645] 40d0 88038b5734c8 81187be2 [415104.464648] 0004 0040 8800c98d4b00 [415104.464650] Call Trace: [415104.464657] [] dump_stack+0x45/0x57 [415104.464660] [] warn_alloc_failed+0xf2/0x140 [415104.464663] [] ? __alloc_pages_direct_compact+0xee/0xf0 [415104.464665] [] __alloc_pages_nodemask+0x2e4/0xa10 [415104.464668] [] alloc_pages_current+0x91/0x100 [415104.464670] [] alloc_kmem_pages+0x3b/0xe0 [415104.464673] [] kmalloc_order_trace+0x2e/0xc0 [415104.464676] [] __kmalloc+0x21d/0x250 [415104.464765] [] ? KCL_MEM_SmallBufferAlloc+0x13/0x20 [fglrx] [415104.464804] [] KCL_MEM_SmallBufferAlloc+0x13/0x20 [fglrx] [415104.464844] [] drm_alloc+0xc3/0x1a0 [fglrx] [415104.464888] [] ? __alloc_memory_uswc+0x65/0x260 [fglrx] [415104.464931] [] ? gal_alloc_gart_memory+0x3e/0xa0 [fglrx] [415104.464974] [] ? __mc_heap_all oc_memory+0xf1/0x1f0 [fglrx] [415104.465017] [] ? mc_heap_allocate_memory+0x74/0x130 [fglrx] [415104.465060] [] ? MCIL_AllocateMemoryInDescriptor+0x74/0xe0 [fglrx] [415104.465125] [] ? _ZN2OS10gart_AllocEP7CMMPoolmmRm9_CMM_HEAP+0xef/0x1f0 [fglrx] [415104.465183] [] ? _ZN12CMMHeap_GART10expandHeapEmRmPv+0x76/0x100 [fglrx] [415104.465239] [https://bugs.launchpad.net/bugs/1539967 Title: Audio skips (buffer underruns) intermittently but particularly when screen blanks Status in alsa-driver package in Ubuntu: New Bug description: Audio playback via ALSA (snd_intel_hda) & pulseaudio inevitably 'skips' (repeats buffer content) intermittently a few times each hour, and severely whenever the screen is blanked for inactivity. CPU load is low (mostly idle). I didn't have this problem with my previous fresh installation of Ubuntu (14.04.3 LTS) on this hardware. From dmesg, kernel appears to be using the TSC clocksource: [ 3.180127] clocksource: Switched to clocksource tsc Upon startup, Pulseaudio sees high resolution timers: I: [pulseaudio] main.c: Fresh high-resolution timers available! Bon appetit! When audio skips, alsa-sink.c logs a massive scheduling delay (e.g. 1070.00 ms > 15.99 ms) and also that "snd_pcm_avail() returned a value that is exceptionally large: 623124 bytes (1177 ms)" Currently running Ubuntu 15.10 Wily (fresh install). linux-sound-base: Installed: 1.0.25+dfsg-0ubuntu5 pulseaudio: Installed: 1:6.0-0ubuntu13 Audio output used is Built-in Audio Analogue Surround 5.1 (motherboard audio, Realtek ALC889A) Attaching log from pulseaudio - ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: alsa-base 1.0.25+dfsg-0ubuntu5 ProcVersionSignature: Ubuntu 4.2.0-25.30-generic 4.2.6 Uname: Linux 4.2.0-25-generic x86_64 NonfreeKernelModules: zfs zunicode zcommon znvpair zavl fglrx ApportVersion: 2.19.1-0ubuntu5 Architecture: amd64 AudioDevicesInUse: USERPID ACCESS COMMAND /dev/snd/pcmC0D0p: chinf 7928 F...m pulseaudio /dev/snd/controlC0: chinf 7928 F pulseaudio /dev/snd/controlC1: chinf 7928 F pulseaudio CurrentDesktop: Unity Date: Sat Jan 30 18:17:01 2016 EcryptfsInUse: Yes InstallationDate: Installed on 2015-12-11 (50 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) PackageArchitecture: all SourcePackage: alsa-driver Symptom: audio Symptom_Card: Built-in Audio - HDA ATI SB Symptom_Jack: Green Line Out, Rear Symptom_Type: Sound works for a while, then breaks Title: [GA-MA790GP-DS4H, Realtek ALC889A, Green Line Out, Rear] fails after a while UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 09/16/2009 dmi.bios.vendor: Award Software International, Inc. dmi.bios.version: F6 dmi.board.name: GA-MA790GP-DS4H dmi.board.vendor: Gigabyte Technology Co., Ltd. dmi.board.version: x.x dmi.chassis.type: 3 dmi.chassis.vendor: Gigabyte Technology Co., Ltd. dmi.modalias: dmi:bvnAwardSoftwareInternational,Inc.:bvrF6:bd09/16/2009:svnGigabyteTechnologyCo.,Ltd.:pnGA-MA790GP-DS4H:pvr:rvnGigabyteTechnologyCo.,Ltd.:rnGA-MA790GP-DS4H:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvr: dmi.product.name: GA-MA790GP-DS4H dmi.sys.vendor:
[Touch-packages] [Bug 1539967] Re: Audio skips (buffer underruns) intermittently but particularly when screen blanks
I found that disabling AMD C1E support in BIOS mitigates this issue (and also another problem I had with boot stalling without mouse/keyboard input) - this bug may be a duplicate of https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1012806. The Phenom II X3 710 supports C1E power saving state, and BIOS F6 is the most recent release for the motherboard GA-MA790GP-DS4H. -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to alsa-driver in Ubuntu. https://bugs.launchpad.net/bugs/1539967 Title: Audio skips (buffer underruns) intermittently but particularly when screen blanks Status in alsa-driver package in Ubuntu: Confirmed Bug description: Audio playback via ALSA (snd_intel_hda) & pulseaudio inevitably 'skips' (repeats buffer content) intermittently a few times each hour, and severely whenever the screen is blanked for inactivity. CPU load is low (mostly idle). I didn't have this problem with my previous fresh installation of Ubuntu (14.04.3 LTS) on this hardware. From dmesg, kernel appears to be using the TSC clocksource: [ 3.180127] clocksource: Switched to clocksource tsc Upon startup, Pulseaudio sees high resolution timers: I: [pulseaudio] main.c: Fresh high-resolution timers available! Bon appetit! When audio skips, alsa-sink.c logs a massive scheduling delay (e.g. 1070.00 ms > 15.99 ms) and also that "snd_pcm_avail() returned a value that is exceptionally large: 623124 bytes (1177 ms)" Currently running Ubuntu 15.10 Wily (fresh install). linux-sound-base: Installed: 1.0.25+dfsg-0ubuntu5 pulseaudio: Installed: 1:6.0-0ubuntu13 Audio output used is Built-in Audio Analogue Surround 5.1 (motherboard audio, Realtek ALC889A) Attaching log from pulseaudio - ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: alsa-base 1.0.25+dfsg-0ubuntu5 ProcVersionSignature: Ubuntu 4.2.0-25.30-generic 4.2.6 Uname: Linux 4.2.0-25-generic x86_64 NonfreeKernelModules: zfs zunicode zcommon znvpair zavl fglrx ApportVersion: 2.19.1-0ubuntu5 Architecture: amd64 AudioDevicesInUse: USERPID ACCESS COMMAND /dev/snd/pcmC0D0p: chinf 7928 F...m pulseaudio /dev/snd/controlC0: chinf 7928 F pulseaudio /dev/snd/controlC1: chinf 7928 F pulseaudio CurrentDesktop: Unity Date: Sat Jan 30 18:17:01 2016 EcryptfsInUse: Yes InstallationDate: Installed on 2015-12-11 (50 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) PackageArchitecture: all SourcePackage: alsa-driver Symptom: audio Symptom_Card: Built-in Audio - HDA ATI SB Symptom_Jack: Green Line Out, Rear Symptom_Type: Sound works for a while, then breaks Title: [GA-MA790GP-DS4H, Realtek ALC889A, Green Line Out, Rear] fails after a while UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 09/16/2009 dmi.bios.vendor: Award Software International, Inc. dmi.bios.version: F6 dmi.board.name: GA-MA790GP-DS4H dmi.board.vendor: Gigabyte Technology Co., Ltd. dmi.board.version: x.x dmi.chassis.type: 3 dmi.chassis.vendor: Gigabyte Technology Co., Ltd. dmi.modalias: dmi:bvnAwardSoftwareInternational,Inc.:bvrF6:bd09/16/2009:svnGigabyteTechnologyCo.,Ltd.:pnGA-MA790GP-DS4H:pvr:rvnGigabyteTechnologyCo.,Ltd.:rnGA-MA790GP-DS4H:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvr: dmi.product.name: GA-MA790GP-DS4H dmi.sys.vendor: Gigabyte Technology Co., Ltd. mtime.conffile..etc.modprobe.d.alsa.base.conf: 2016-01-12T14:13:00.166647 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1539967/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1539967] Re: Audio skips (buffer underruns) intermittently but particularly when screen blanks
My issue has been solved. My Onkyo reciever was set to default to HDMI audio and not S/PDIF, which caused audio skips. Please ignore my alsa- info.sh dump. -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to alsa-driver in Ubuntu. https://bugs.launchpad.net/bugs/1539967 Title: Audio skips (buffer underruns) intermittently but particularly when screen blanks Status in alsa-driver package in Ubuntu: Confirmed Bug description: Audio playback via ALSA (snd_intel_hda) & pulseaudio inevitably 'skips' (repeats buffer content) intermittently a few times each hour, and severely whenever the screen is blanked for inactivity. CPU load is low (mostly idle). I didn't have this problem with my previous fresh installation of Ubuntu (14.04.3 LTS) on this hardware. From dmesg, kernel appears to be using the TSC clocksource: [ 3.180127] clocksource: Switched to clocksource tsc Upon startup, Pulseaudio sees high resolution timers: I: [pulseaudio] main.c: Fresh high-resolution timers available! Bon appetit! When audio skips, alsa-sink.c logs a massive scheduling delay (e.g. 1070.00 ms > 15.99 ms) and also that "snd_pcm_avail() returned a value that is exceptionally large: 623124 bytes (1177 ms)" Currently running Ubuntu 15.10 Wily (fresh install). linux-sound-base: Installed: 1.0.25+dfsg-0ubuntu5 pulseaudio: Installed: 1:6.0-0ubuntu13 Audio output used is Built-in Audio Analogue Surround 5.1 (motherboard audio, Realtek ALC889A) Attaching log from pulseaudio - ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: alsa-base 1.0.25+dfsg-0ubuntu5 ProcVersionSignature: Ubuntu 4.2.0-25.30-generic 4.2.6 Uname: Linux 4.2.0-25-generic x86_64 NonfreeKernelModules: zfs zunicode zcommon znvpair zavl fglrx ApportVersion: 2.19.1-0ubuntu5 Architecture: amd64 AudioDevicesInUse: USERPID ACCESS COMMAND /dev/snd/pcmC0D0p: chinf 7928 F...m pulseaudio /dev/snd/controlC0: chinf 7928 F pulseaudio /dev/snd/controlC1: chinf 7928 F pulseaudio CurrentDesktop: Unity Date: Sat Jan 30 18:17:01 2016 EcryptfsInUse: Yes InstallationDate: Installed on 2015-12-11 (50 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) PackageArchitecture: all SourcePackage: alsa-driver Symptom: audio Symptom_Card: Built-in Audio - HDA ATI SB Symptom_Jack: Green Line Out, Rear Symptom_Type: Sound works for a while, then breaks Title: [GA-MA790GP-DS4H, Realtek ALC889A, Green Line Out, Rear] fails after a while UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 09/16/2009 dmi.bios.vendor: Award Software International, Inc. dmi.bios.version: F6 dmi.board.name: GA-MA790GP-DS4H dmi.board.vendor: Gigabyte Technology Co., Ltd. dmi.board.version: x.x dmi.chassis.type: 3 dmi.chassis.vendor: Gigabyte Technology Co., Ltd. dmi.modalias: dmi:bvnAwardSoftwareInternational,Inc.:bvrF6:bd09/16/2009:svnGigabyteTechnologyCo.,Ltd.:pnGA-MA790GP-DS4H:pvr:rvnGigabyteTechnologyCo.,Ltd.:rnGA-MA790GP-DS4H:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvr: dmi.product.name: GA-MA790GP-DS4H dmi.sys.vendor: Gigabyte Technology Co., Ltd. mtime.conffile..etc.modprobe.d.alsa.base.conf: 2016-01-12T14:13:00.166647 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1539967/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1539967] Re: Audio skips (buffer underruns) intermittently but particularly when screen blanks
Status changed to 'Confirmed' because the bug affects multiple users. ** Changed in: alsa-driver (Ubuntu) Status: New => Confirmed -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to alsa-driver in Ubuntu. https://bugs.launchpad.net/bugs/1539967 Title: Audio skips (buffer underruns) intermittently but particularly when screen blanks Status in alsa-driver package in Ubuntu: Confirmed Bug description: Audio playback via ALSA (snd_intel_hda) & pulseaudio inevitably 'skips' (repeats buffer content) intermittently a few times each hour, and severely whenever the screen is blanked for inactivity. CPU load is low (mostly idle). I didn't have this problem with my previous fresh installation of Ubuntu (14.04.3 LTS) on this hardware. From dmesg, kernel appears to be using the TSC clocksource: [ 3.180127] clocksource: Switched to clocksource tsc Upon startup, Pulseaudio sees high resolution timers: I: [pulseaudio] main.c: Fresh high-resolution timers available! Bon appetit! When audio skips, alsa-sink.c logs a massive scheduling delay (e.g. 1070.00 ms > 15.99 ms) and also that "snd_pcm_avail() returned a value that is exceptionally large: 623124 bytes (1177 ms)" Currently running Ubuntu 15.10 Wily (fresh install). linux-sound-base: Installed: 1.0.25+dfsg-0ubuntu5 pulseaudio: Installed: 1:6.0-0ubuntu13 Audio output used is Built-in Audio Analogue Surround 5.1 (motherboard audio, Realtek ALC889A) Attaching log from pulseaudio - ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: alsa-base 1.0.25+dfsg-0ubuntu5 ProcVersionSignature: Ubuntu 4.2.0-25.30-generic 4.2.6 Uname: Linux 4.2.0-25-generic x86_64 NonfreeKernelModules: zfs zunicode zcommon znvpair zavl fglrx ApportVersion: 2.19.1-0ubuntu5 Architecture: amd64 AudioDevicesInUse: USERPID ACCESS COMMAND /dev/snd/pcmC0D0p: chinf 7928 F...m pulseaudio /dev/snd/controlC0: chinf 7928 F pulseaudio /dev/snd/controlC1: chinf 7928 F pulseaudio CurrentDesktop: Unity Date: Sat Jan 30 18:17:01 2016 EcryptfsInUse: Yes InstallationDate: Installed on 2015-12-11 (50 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) PackageArchitecture: all SourcePackage: alsa-driver Symptom: audio Symptom_Card: Built-in Audio - HDA ATI SB Symptom_Jack: Green Line Out, Rear Symptom_Type: Sound works for a while, then breaks Title: [GA-MA790GP-DS4H, Realtek ALC889A, Green Line Out, Rear] fails after a while UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 09/16/2009 dmi.bios.vendor: Award Software International, Inc. dmi.bios.version: F6 dmi.board.name: GA-MA790GP-DS4H dmi.board.vendor: Gigabyte Technology Co., Ltd. dmi.board.version: x.x dmi.chassis.type: 3 dmi.chassis.vendor: Gigabyte Technology Co., Ltd. dmi.modalias: dmi:bvnAwardSoftwareInternational,Inc.:bvrF6:bd09/16/2009:svnGigabyteTechnologyCo.,Ltd.:pnGA-MA790GP-DS4H:pvr:rvnGigabyteTechnologyCo.,Ltd.:rnGA-MA790GP-DS4H:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvr: dmi.product.name: GA-MA790GP-DS4H dmi.sys.vendor: Gigabyte Technology Co., Ltd. mtime.conffile..etc.modprobe.d.alsa.base.conf: 2016-01-12T14:13:00.166647 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1539967/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1539967] Re: Audio skips (buffer underruns) intermittently but particularly when screen blanks
You need to enable DEBUG_TIMING and recompile pulseaudio to keep track of those writes https://cgit.freedesktop.org/pulseaudio/pulseaudio/commit/src/modules/alsa?id=26a270a934f0f174f7bd7eb89e85301963721deb -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to alsa-driver in Ubuntu. https://bugs.launchpad.net/bugs/1539967 Title: Audio skips (buffer underruns) intermittently but particularly when screen blanks Status in alsa-driver package in Ubuntu: Confirmed Bug description: Audio playback via ALSA (snd_intel_hda) & pulseaudio inevitably 'skips' (repeats buffer content) intermittently a few times each hour, and severely whenever the screen is blanked for inactivity. CPU load is low (mostly idle). I didn't have this problem with my previous fresh installation of Ubuntu (14.04.3 LTS) on this hardware. From dmesg, kernel appears to be using the TSC clocksource: [ 3.180127] clocksource: Switched to clocksource tsc Upon startup, Pulseaudio sees high resolution timers: I: [pulseaudio] main.c: Fresh high-resolution timers available! Bon appetit! When audio skips, alsa-sink.c logs a massive scheduling delay (e.g. 1070.00 ms > 15.99 ms) and also that "snd_pcm_avail() returned a value that is exceptionally large: 623124 bytes (1177 ms)" Currently running Ubuntu 15.10 Wily (fresh install). linux-sound-base: Installed: 1.0.25+dfsg-0ubuntu5 pulseaudio: Installed: 1:6.0-0ubuntu13 Audio output used is Built-in Audio Analogue Surround 5.1 (motherboard audio, Realtek ALC889A) Attaching log from pulseaudio - ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: alsa-base 1.0.25+dfsg-0ubuntu5 ProcVersionSignature: Ubuntu 4.2.0-25.30-generic 4.2.6 Uname: Linux 4.2.0-25-generic x86_64 NonfreeKernelModules: zfs zunicode zcommon znvpair zavl fglrx ApportVersion: 2.19.1-0ubuntu5 Architecture: amd64 AudioDevicesInUse: USERPID ACCESS COMMAND /dev/snd/pcmC0D0p: chinf 7928 F...m pulseaudio /dev/snd/controlC0: chinf 7928 F pulseaudio /dev/snd/controlC1: chinf 7928 F pulseaudio CurrentDesktop: Unity Date: Sat Jan 30 18:17:01 2016 EcryptfsInUse: Yes InstallationDate: Installed on 2015-12-11 (50 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) PackageArchitecture: all SourcePackage: alsa-driver Symptom: audio Symptom_Card: Built-in Audio - HDA ATI SB Symptom_Jack: Green Line Out, Rear Symptom_Type: Sound works for a while, then breaks Title: [GA-MA790GP-DS4H, Realtek ALC889A, Green Line Out, Rear] fails after a while UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 09/16/2009 dmi.bios.vendor: Award Software International, Inc. dmi.bios.version: F6 dmi.board.name: GA-MA790GP-DS4H dmi.board.vendor: Gigabyte Technology Co., Ltd. dmi.board.version: x.x dmi.chassis.type: 3 dmi.chassis.vendor: Gigabyte Technology Co., Ltd. dmi.modalias: dmi:bvnAwardSoftwareInternational,Inc.:bvrF6:bd09/16/2009:svnGigabyteTechnologyCo.,Ltd.:pnGA-MA790GP-DS4H:pvr:rvnGigabyteTechnologyCo.,Ltd.:rnGA-MA790GP-DS4H:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvr: dmi.product.name: GA-MA790GP-DS4H dmi.sys.vendor: Gigabyte Technology Co., Ltd. mtime.conffile..etc.modprobe.d.alsa.base.conf: 2016-01-12T14:13:00.166647 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1539967/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1539967] Re: Audio skips (buffer underruns) intermittently but particularly when screen blanks
Output from alsa-info.sh. Please let me know if I can provide with any other information. ** Attachment added: "alsa-info.txt.PMiN43f3W0" https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1539967/+attachment/4576029/+files/alsa-info.txt.PMiN43f3W0 -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to alsa-driver in Ubuntu. https://bugs.launchpad.net/bugs/1539967 Title: Audio skips (buffer underruns) intermittently but particularly when screen blanks Status in alsa-driver package in Ubuntu: Confirmed Bug description: Audio playback via ALSA (snd_intel_hda) & pulseaudio inevitably 'skips' (repeats buffer content) intermittently a few times each hour, and severely whenever the screen is blanked for inactivity. CPU load is low (mostly idle). I didn't have this problem with my previous fresh installation of Ubuntu (14.04.3 LTS) on this hardware. From dmesg, kernel appears to be using the TSC clocksource: [ 3.180127] clocksource: Switched to clocksource tsc Upon startup, Pulseaudio sees high resolution timers: I: [pulseaudio] main.c: Fresh high-resolution timers available! Bon appetit! When audio skips, alsa-sink.c logs a massive scheduling delay (e.g. 1070.00 ms > 15.99 ms) and also that "snd_pcm_avail() returned a value that is exceptionally large: 623124 bytes (1177 ms)" Currently running Ubuntu 15.10 Wily (fresh install). linux-sound-base: Installed: 1.0.25+dfsg-0ubuntu5 pulseaudio: Installed: 1:6.0-0ubuntu13 Audio output used is Built-in Audio Analogue Surround 5.1 (motherboard audio, Realtek ALC889A) Attaching log from pulseaudio - ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: alsa-base 1.0.25+dfsg-0ubuntu5 ProcVersionSignature: Ubuntu 4.2.0-25.30-generic 4.2.6 Uname: Linux 4.2.0-25-generic x86_64 NonfreeKernelModules: zfs zunicode zcommon znvpair zavl fglrx ApportVersion: 2.19.1-0ubuntu5 Architecture: amd64 AudioDevicesInUse: USERPID ACCESS COMMAND /dev/snd/pcmC0D0p: chinf 7928 F...m pulseaudio /dev/snd/controlC0: chinf 7928 F pulseaudio /dev/snd/controlC1: chinf 7928 F pulseaudio CurrentDesktop: Unity Date: Sat Jan 30 18:17:01 2016 EcryptfsInUse: Yes InstallationDate: Installed on 2015-12-11 (50 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) PackageArchitecture: all SourcePackage: alsa-driver Symptom: audio Symptom_Card: Built-in Audio - HDA ATI SB Symptom_Jack: Green Line Out, Rear Symptom_Type: Sound works for a while, then breaks Title: [GA-MA790GP-DS4H, Realtek ALC889A, Green Line Out, Rear] fails after a while UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 09/16/2009 dmi.bios.vendor: Award Software International, Inc. dmi.bios.version: F6 dmi.board.name: GA-MA790GP-DS4H dmi.board.vendor: Gigabyte Technology Co., Ltd. dmi.board.version: x.x dmi.chassis.type: 3 dmi.chassis.vendor: Gigabyte Technology Co., Ltd. dmi.modalias: dmi:bvnAwardSoftwareInternational,Inc.:bvrF6:bd09/16/2009:svnGigabyteTechnologyCo.,Ltd.:pnGA-MA790GP-DS4H:pvr:rvnGigabyteTechnologyCo.,Ltd.:rnGA-MA790GP-DS4H:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvr: dmi.product.name: GA-MA790GP-DS4H dmi.sys.vendor: Gigabyte Technology Co., Ltd. mtime.conffile..etc.modprobe.d.alsa.base.conf: 2016-01-12T14:13:00.166647 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1539967/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1539967] Re: Audio skips (buffer underruns) intermittently but particularly when screen blanks
lsa-sink-ALC889A Analog] alsa-util.c: appl_ptr : 3223857 ( 89.879| 0.000) E: [alsa-sink-ALC889A Analog] alsa-util.c: hw_ptr : 3270344 ( 89.880| 0.001) D: [alsa-sink-ALC889A Analog] protocol-native.c: Implicit underrun of 'Playback' ( 89.881| 0.000) E: [alsa-sink-ALC889A Analog] alsa-util.c: snd_pcm_delay() returned a value that is exceptionally large: -368568 bytes (-696 ms). appl_ptr was behind hw_ptr , this mean pulseaudio i/o thread did not write sufficient audio to driver -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to alsa-driver in Ubuntu. https://bugs.launchpad.net/bugs/1539967 Title: Audio skips (buffer underruns) intermittently but particularly when screen blanks Status in alsa-driver package in Ubuntu: Confirmed Bug description: Audio playback via ALSA (snd_intel_hda) & pulseaudio inevitably 'skips' (repeats buffer content) intermittently a few times each hour, and severely whenever the screen is blanked for inactivity. CPU load is low (mostly idle). I didn't have this problem with my previous fresh installation of Ubuntu (14.04.3 LTS) on this hardware. From dmesg, kernel appears to be using the TSC clocksource: [ 3.180127] clocksource: Switched to clocksource tsc Upon startup, Pulseaudio sees high resolution timers: I: [pulseaudio] main.c: Fresh high-resolution timers available! Bon appetit! When audio skips, alsa-sink.c logs a massive scheduling delay (e.g. 1070.00 ms > 15.99 ms) and also that "snd_pcm_avail() returned a value that is exceptionally large: 623124 bytes (1177 ms)" Currently running Ubuntu 15.10 Wily (fresh install). linux-sound-base: Installed: 1.0.25+dfsg-0ubuntu5 pulseaudio: Installed: 1:6.0-0ubuntu13 Audio output used is Built-in Audio Analogue Surround 5.1 (motherboard audio, Realtek ALC889A) Attaching log from pulseaudio - ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: alsa-base 1.0.25+dfsg-0ubuntu5 ProcVersionSignature: Ubuntu 4.2.0-25.30-generic 4.2.6 Uname: Linux 4.2.0-25-generic x86_64 NonfreeKernelModules: zfs zunicode zcommon znvpair zavl fglrx ApportVersion: 2.19.1-0ubuntu5 Architecture: amd64 AudioDevicesInUse: USERPID ACCESS COMMAND /dev/snd/pcmC0D0p: chinf 7928 F...m pulseaudio /dev/snd/controlC0: chinf 7928 F pulseaudio /dev/snd/controlC1: chinf 7928 F pulseaudio CurrentDesktop: Unity Date: Sat Jan 30 18:17:01 2016 EcryptfsInUse: Yes InstallationDate: Installed on 2015-12-11 (50 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) PackageArchitecture: all SourcePackage: alsa-driver Symptom: audio Symptom_Card: Built-in Audio - HDA ATI SB Symptom_Jack: Green Line Out, Rear Symptom_Type: Sound works for a while, then breaks Title: [GA-MA790GP-DS4H, Realtek ALC889A, Green Line Out, Rear] fails after a while UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 09/16/2009 dmi.bios.vendor: Award Software International, Inc. dmi.bios.version: F6 dmi.board.name: GA-MA790GP-DS4H dmi.board.vendor: Gigabyte Technology Co., Ltd. dmi.board.version: x.x dmi.chassis.type: 3 dmi.chassis.vendor: Gigabyte Technology Co., Ltd. dmi.modalias: dmi:bvnAwardSoftwareInternational,Inc.:bvrF6:bd09/16/2009:svnGigabyteTechnologyCo.,Ltd.:pnGA-MA790GP-DS4H:pvr:rvnGigabyteTechnologyCo.,Ltd.:rnGA-MA790GP-DS4H:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvr: dmi.product.name: GA-MA790GP-DS4H dmi.sys.vendor: Gigabyte Technology Co., Ltd. mtime.conffile..etc.modprobe.d.alsa.base.conf: 2016-01-12T14:13:00.166647 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1539967/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1539967] Re: Audio skips (buffer underruns) intermittently but particularly when screen blanks
** Changed in: alsa-driver (Ubuntu) Importance: Undecided => Medium -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to alsa-driver in Ubuntu. https://bugs.launchpad.net/bugs/1539967 Title: Audio skips (buffer underruns) intermittently but particularly when screen blanks Status in alsa-driver package in Ubuntu: Confirmed Bug description: Audio playback via ALSA (snd_intel_hda) & pulseaudio inevitably 'skips' (repeats buffer content) intermittently a few times each hour, and severely whenever the screen is blanked for inactivity. CPU load is low (mostly idle). I didn't have this problem with my previous fresh installation of Ubuntu (14.04.3 LTS) on this hardware. From dmesg, kernel appears to be using the TSC clocksource: [ 3.180127] clocksource: Switched to clocksource tsc Upon startup, Pulseaudio sees high resolution timers: I: [pulseaudio] main.c: Fresh high-resolution timers available! Bon appetit! When audio skips, alsa-sink.c logs a massive scheduling delay (e.g. 1070.00 ms > 15.99 ms) and also that "snd_pcm_avail() returned a value that is exceptionally large: 623124 bytes (1177 ms)" Currently running Ubuntu 15.10 Wily (fresh install). linux-sound-base: Installed: 1.0.25+dfsg-0ubuntu5 pulseaudio: Installed: 1:6.0-0ubuntu13 Audio output used is Built-in Audio Analogue Surround 5.1 (motherboard audio, Realtek ALC889A) Attaching log from pulseaudio - ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: alsa-base 1.0.25+dfsg-0ubuntu5 ProcVersionSignature: Ubuntu 4.2.0-25.30-generic 4.2.6 Uname: Linux 4.2.0-25-generic x86_64 NonfreeKernelModules: zfs zunicode zcommon znvpair zavl fglrx ApportVersion: 2.19.1-0ubuntu5 Architecture: amd64 AudioDevicesInUse: USERPID ACCESS COMMAND /dev/snd/pcmC0D0p: chinf 7928 F...m pulseaudio /dev/snd/controlC0: chinf 7928 F pulseaudio /dev/snd/controlC1: chinf 7928 F pulseaudio CurrentDesktop: Unity Date: Sat Jan 30 18:17:01 2016 EcryptfsInUse: Yes InstallationDate: Installed on 2015-12-11 (50 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) PackageArchitecture: all SourcePackage: alsa-driver Symptom: audio Symptom_Card: Built-in Audio - HDA ATI SB Symptom_Jack: Green Line Out, Rear Symptom_Type: Sound works for a while, then breaks Title: [GA-MA790GP-DS4H, Realtek ALC889A, Green Line Out, Rear] fails after a while UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 09/16/2009 dmi.bios.vendor: Award Software International, Inc. dmi.bios.version: F6 dmi.board.name: GA-MA790GP-DS4H dmi.board.vendor: Gigabyte Technology Co., Ltd. dmi.board.version: x.x dmi.chassis.type: 3 dmi.chassis.vendor: Gigabyte Technology Co., Ltd. dmi.modalias: dmi:bvnAwardSoftwareInternational,Inc.:bvrF6:bd09/16/2009:svnGigabyteTechnologyCo.,Ltd.:pnGA-MA790GP-DS4H:pvr:rvnGigabyteTechnologyCo.,Ltd.:rnGA-MA790GP-DS4H:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvr: dmi.product.name: GA-MA790GP-DS4H dmi.sys.vendor: Gigabyte Technology Co., Ltd. mtime.conffile..etc.modprobe.d.alsa.base.conf: 2016-01-12T14:13:00.166647 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1539967/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
