Pending results of https://bugs.launchpad.net/ubuntu/+source/linux- signed/+bug/1168819/comments/29 .
** Package changed: linux-signed (Ubuntu) => linux (Ubuntu) ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete ** Summary changed: - 168c:0032 Slow wireless with AR9485 ath9k + 168c:0032 [Asus G75VX] Slow wireless with AR9485 ath9k ** Tags added: needs-wifi-debug ** Description changed: With the latest raring kernel image (linux-signed-image-3.8.0-18-generic) my wireless connection becomes very slow after a few minutes (ping to my AP increases from < 1ms to ~ 900ms). Kernel 3.8.0.17.27 is still fine, other wireless devices continue to work fine if the problem occurs. HW is AR9485 (ath9k) 1x1 802.11n in Asus G75VX laptop, AP is Asus RT-AC66U. - # apt-cache policy linux-signed-image-3.8.0-18-generic linux-signed-image-3.8.0-18-generic: - Installed: 3.8.0-18.28 - Candidate: 3.8.0-18.28 - Version table: - *** 3.8.0-18.28 0 - 500 http://nl.archive.ubuntu.com/ubuntu/ raring-proposed/main amd64 Packages - 100 /var/lib/dpkg/status - + Installed: 3.8.0-18.28 + Candidate: 3.8.0-18.28 + Version table: + *** 3.8.0-18.28 0 + 500 http://nl.archive.ubuntu.com/ubuntu/ raring-proposed/main amd64 Packages + 100 /var/lib/dpkg/status 03:00.0 Network controller: Atheros Communications Inc. AR9485 Wireless Network Adapter (rev 01) - Subsystem: AzureWave Device 2c97 - Flags: bus master, fast devsel, latency 0, IRQ 17 - Memory at f5200000 (64-bit, non-prefetchable) [size=512K] - Expansion ROM at f5280000 [disabled] [size=64K] - Capabilities: [40] Power Management version 2 - Capabilities: [50] MSI: Enable- Count=1/4 Maskable+ 64bit+ - Capabilities: [70] Express Endpoint, MSI 00 - Capabilities: [100] Advanced Error Reporting - Capabilities: [140] Virtual Channel - Capabilities: [160] Device Serial Number 00-00-00-00-00-00-00-00 - Kernel driver in use: ath9k - --- + Subsystem: AzureWave Device 2c97 + Flags: bus master, fast devsel, latency 0, IRQ 17 + Memory at f5200000 (64-bit, non-prefetchable) [size=512K] + Expansion ROM at f5280000 [disabled] [size=64K] + Capabilities: [40] Power Management version 2 + Capabilities: [50] MSI: Enable- Count=1/4 Maskable+ 64bit+ + Capabilities: [70] Express Endpoint, MSI 00 + Capabilities: [100] Advanced Error Reporting + Capabilities: [140] Virtual Channel + Capabilities: [160] Device Serial Number 00-00-00-00-00-00-00-00 + Kernel driver in use: ath9k + --- ApportVersion: 2.9.2-0ubuntu8 Architecture: amd64 CRDA: Error: [Errno 2] No such file or directory DistroRelease: Ubuntu 13.04 EcryptfsInUse: Yes HibernationDevice: - #RESUME=UUID=8c98d3e1-50af-4c74-820b-e3f29cefc50c - #RESUME=/dev/mapper/cryptswap1 + #RESUME=UUID=8c98d3e1-50af-4c74-820b-e3f29cefc50c + #RESUME=/dev/mapper/cryptswap1 InstallationDate: Installed on 2013-03-27 (17 days ago) InstallationMedia: Ubuntu-Server 12.10 "Quantal Quetzal" - Release amd64 (20121017.2) MachineType: ASUSTeK COMPUTER INC. G75VX MarkForUpload: True NonfreeKernelModules: nvidia zfs zunicode zavl zcommon znvpair Package: linux (not installed) ProcFB: 0 EFI VGA ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.8.0-17-generic.efi.signed root=UUID=93525b3d-45ae-49d5-be79-e00da8ca123b ro bootchart=disable ProcVersionSignature: Ubuntu 3.8.0-17.27-generic 3.8.6 RelatedPackageVersions: - linux-restricted-modules-3.8.0-17-generic N/A - linux-backports-modules-3.8.0-17-generic N/A - linux-firmware 1.105 + linux-restricted-modules-3.8.0-17-generic N/A + linux-backports-modules-3.8.0-17-generic N/A + linux-firmware 1.105 Tags: raring Uname: Linux 3.8.0-17-generic x86_64 UpgradeStatus: Upgraded to raring on 2013-04-06 (8 days ago) UserGroups: adm audio cdrom dialout dip fax floppy fuse lpadmin netdev plugdev sambashare scanner tape vboxusers video dmi.bios.date: 02/27/2013 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: G75VX.206 dmi.board.asset.tag: ATN12345678901234567 dmi.board.name: G75VX dmi.board.vendor: ASUSTeK COMPUTER INC. dmi.board.version: 1.0 dmi.chassis.asset.tag: No Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: ASUSTeK COMPUTER INC. dmi.chassis.version: 1.0 dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrG75VX.206:bd02/27/2013:svnASUSTeKCOMPUTERINC.:pnG75VX:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnG75VX:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0: dmi.product.name: G75VX dmi.product.version: 1.0 dmi.sys.vendor: ASUSTeK COMPUTER INC. - --- - ApportVersion: 2.9.2-0ubuntu8 - Architecture: amd64 - DistroRelease: Ubuntu 13.04 - EcryptfsInUse: Yes - InstallationDate: Installed on 2013-03-27 (23 days ago) - InstallationMedia: Ubuntu-Server 12.10 "Quantal Quetzal" - Release amd64 (20121017.2) - MarkForUpload: True - NonfreeKernelModules: nvidia zfs zunicode zavl zcommon znvpair - Package: linux-signed-image-3.8.0-19-generic 3.8.0-19.29 - PackageArchitecture: amd64 - ProcVersionSignature: Ubuntu 3.8.0-19.29-generic 3.8.8 - Tags: third-party-packages raring - Uname: Linux 3.8.0-19-generic x86_64 - UpgradeStatus: Upgraded to raring on 2013-04-06 (14 days ago) - UserGroups: adm audio cdrom dialout dip fax floppy fuse lpadmin netdev plugdev sambashare scanner tape vboxusers video ** Attachment removed: "Dependencies.txt" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1168819/+attachment/3648875/+files/Dependencies.txt ** Attachment removed: "ProcEnviron.txt" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1168819/+attachment/3648876/+files/ProcEnviron.txt ** Description changed: With the latest raring kernel image (linux-signed-image-3.8.0-18-generic) my wireless connection becomes very slow after a few minutes (ping to my AP increases from < 1ms to ~ 900ms). Kernel 3.8.0.17.27 is still fine, other wireless devices continue to work fine if the problem occurs. HW is AR9485 (ath9k) 1x1 802.11n in Asus G75VX laptop, AP is Asus RT-AC66U. - - # apt-cache policy linux-signed-image-3.8.0-18-generic - linux-signed-image-3.8.0-18-generic: - Installed: 3.8.0-18.28 - Candidate: 3.8.0-18.28 - Version table: - *** 3.8.0-18.28 0 - 500 http://nl.archive.ubuntu.com/ubuntu/ raring-proposed/main amd64 Packages - 100 /var/lib/dpkg/status - - 03:00.0 Network controller: Atheros Communications Inc. AR9485 Wireless Network Adapter (rev 01) - Subsystem: AzureWave Device 2c97 - Flags: bus master, fast devsel, latency 0, IRQ 17 - Memory at f5200000 (64-bit, non-prefetchable) [size=512K] - Expansion ROM at f5280000 [disabled] [size=64K] - Capabilities: [40] Power Management version 2 - Capabilities: [50] MSI: Enable- Count=1/4 Maskable+ 64bit+ - Capabilities: [70] Express Endpoint, MSI 00 - Capabilities: [100] Advanced Error Reporting - Capabilities: [140] Virtual Channel - Capabilities: [160] Device Serial Number 00-00-00-00-00-00-00-00 - Kernel driver in use: ath9k + ~ --- ApportVersion: 2.9.2-0ubuntu8 Architecture: amd64 CRDA: Error: [Errno 2] No such file or directory DistroRelease: Ubuntu 13.04 EcryptfsInUse: Yes HibernationDevice: #RESUME=UUID=8c98d3e1-50af-4c74-820b-e3f29cefc50c #RESUME=/dev/mapper/cryptswap1 InstallationDate: Installed on 2013-03-27 (17 days ago) InstallationMedia: Ubuntu-Server 12.10 "Quantal Quetzal" - Release amd64 (20121017.2) MachineType: ASUSTeK COMPUTER INC. G75VX MarkForUpload: True NonfreeKernelModules: nvidia zfs zunicode zavl zcommon znvpair Package: linux (not installed) ProcFB: 0 EFI VGA ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.8.0-17-generic.efi.signed root=UUID=93525b3d-45ae-49d5-be79-e00da8ca123b ro bootchart=disable ProcVersionSignature: Ubuntu 3.8.0-17.27-generic 3.8.6 RelatedPackageVersions: linux-restricted-modules-3.8.0-17-generic N/A linux-backports-modules-3.8.0-17-generic N/A linux-firmware 1.105 Tags: raring Uname: Linux 3.8.0-17-generic x86_64 UpgradeStatus: Upgraded to raring on 2013-04-06 (8 days ago) UserGroups: adm audio cdrom dialout dip fax floppy fuse lpadmin netdev plugdev sambashare scanner tape vboxusers video dmi.bios.date: 02/27/2013 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: G75VX.206 dmi.board.asset.tag: ATN12345678901234567 dmi.board.name: G75VX dmi.board.vendor: ASUSTeK COMPUTER INC. dmi.board.version: 1.0 dmi.chassis.asset.tag: No Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: ASUSTeK COMPUTER INC. dmi.chassis.version: 1.0 dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrG75VX.206:bd02/27/2013:svnASUSTeKCOMPUTERINC.:pnG75VX:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnG75VX:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0: dmi.product.name: G75VX dmi.product.version: 1.0 dmi.sys.vendor: ASUSTeK COMPUTER INC. ** Tags added: needs-bisect -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1168819 Title: 168c:0032 [Asus G75VX] Slow wireless with AR9485 ath9k To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1168819/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs