Public bug reported: When I boot my machine with the 3.11.0-14 kernel configuration my Atheros ethernet card (AR8161) is very slow. I talk about less than 1/3 of the speed when I boot de machine with the 3.11.0-13 kernel configuration.
Both are the default kernels form kubuntu. Ubuntu 3.11.0-13.20-generic 3.11.6 ProblemType: Bug DistroRelease: Ubuntu 13.10 Package: linux-image-extra-3.11.0-14-generic 3.11.0-14.21 ProcVersionSignature: Ubuntu 3.11.0-13.20-generic 3.11.6 Uname: Linux 3.11.0-13-generic x86_64 ApportVersion: 2.12.5-0ubuntu2.1 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: ae 6943 F.... pulseaudio Date: Tue Dec 10 18:31:51 2013 HibernationDevice: RESUME=UUID=a8289c13-425d-464f-b8cb-7ab63ffa3ea9 InstallationDate: Installed on 2013-08-02 (130 days ago) InstallationMedia: Kubuntu 13.04 "Raring Ringtail" - Release amd64 (20130424) IwConfig: eth0 no wireless extensions. lo no wireless extensions. MachineType: Gigabyte Technology Co., Ltd. To be filled by O.E.M. MarkForUpload: True ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.11.0-13-generic root=/dev/mapper/hostname-root ro persistent quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-3.11.0-13-generic N/A linux-backports-modules-3.11.0-13-generic N/A linux-firmware 1.116 RfKill: SourcePackage: linux UpgradeStatus: Upgraded to saucy on 2013-10-17 (54 days ago) dmi.bios.date: 10/24/2012 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: F16 dmi.board.asset.tag: To be filled by O.E.M. dmi.board.name: Z77X-D3H dmi.board.vendor: Gigabyte Technology Co., Ltd. dmi.board.version: x.x dmi.chassis.asset.tag: To Be Filled By O.E.M. dmi.chassis.type: 3 dmi.chassis.vendor: Gigabyte Technology Co., Ltd. dmi.chassis.version: To Be Filled By O.E.M. dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrF16:bd10/24/2012:svnGigabyteTechnologyCo.,Ltd.:pnTobefilledbyO.E.M.:pvrTobefilledbyO.E.M.:rvnGigabyteTechnologyCo.,Ltd.:rnZ77X-D3H:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvrToBeFilledByO.E.M.: dmi.product.name: To be filled by O.E.M. dmi.product.version: To be filled by O.E.M. dmi.sys.vendor: Gigabyte Technology Co., Ltd. ** Affects: linux (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug saucy -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1259634 Title: Atheros AR8161 Gigabit Ethernet very slow with 3.11.0-14-generic To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1259634/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs