Public bug reported:
Symptoms matching my issue are described also at
https://bugzilla.redhat.com/show_bug.cgi?id=916203
and sing the workaround from the there (setting BSSID in NetworkManager) fixes
it.
The dropouts are bad enough that they freeze interactive ssh sessions
for 20+ secs.
Ping looks like this
64 bytes from 128.214.248.132: icmp_req=107 ttl=58 time=16.3 ms
64 bytes from 128.214.248.132: icmp_req=108 ttl=58 time=15.8 ms
64 bytes from 128.214.248.132: icmp_req=109 ttl=58 time=19.8 ms
64 bytes from 128.214.248.132: icmp_req=110 ttl=58 time=16.8 ms
64 bytes from 128.214.248.132: icmp_req=112 ttl=58 time=10696 ms
64 bytes from 128.214.248.132: icmp_req=113 ttl=58 time=9688 ms
64 bytes from 128.214.248.132: icmp_req=114 ttl=58 time=8680 ms
64 bytes from 128.214.248.132: icmp_req=115 ttl=58 time=7672 ms
64 bytes from 128.214.248.132: icmp_req=116 ttl=58 time=6664 ms
64 bytes from 128.214.248.132: icmp_req=117 ttl=58 time=5656 ms
64 bytes from 128.214.248.132: icmp_req=118 ttl=58 time=4648 ms
64 bytes from 128.214.248.132: icmp_req=119 ttl=58 time=3640 ms
64 bytes from 128.214.248.132: icmp_req=120 ttl=58 time=2634 ms
64 bytes from 128.214.248.132: icmp_req=121 ttl=58 time=1626 ms
64 bytes from 128.214.248.132: icmp_req=122 ttl=58 time=618 ms
64 bytes from 128.214.248.132: icmp_req=123 ttl=58 time=17.2 ms
64 bytes from 128.214.248.132: icmp_req=124 ttl=58 time=15.8 ms
64 bytes from 128.214.248.132: icmp_req=125 ttl=58 time=21.2 ms
....
64 bytes from 128.214.248.132: icmp_req=231 ttl=58 time=16.1 ms
64 bytes from 128.214.248.132: icmp_req=232 ttl=58 time=15.3 ms
64 bytes from 128.214.248.132: icmp_req=233 ttl=58 time=16.1 ms
64 bytes from 128.214.248.132: icmp_req=234 ttl=58 time=243 ms
64 bytes from 128.214.248.132: icmp_req=235 ttl=58 time=245 ms
64 bytes from 128.214.248.132: icmp_req=236 ttl=58 time=236 ms
64 bytes from 128.214.248.132: icmp_req=237 ttl=58 time=15.9 ms
64 bytes from 128.214.248.132: icmp_req=238 ttl=58 time=23.7 ms
...
64 bytes from 128.214.248.132: icmp_req=349 ttl=58 time=15.7 ms
64 bytes from 128.214.248.132: icmp_req=350 ttl=58 time=16.0 ms
64 bytes from 128.214.248.132: icmp_req=351 ttl=58 time=11249 ms
64 bytes from 128.214.248.132: icmp_req=352 ttl=58 time=10284 ms
64 bytes from 128.214.248.132: icmp_req=353 ttl=58 time=9284 ms
64 bytes from 128.214.248.132: icmp_req=354 ttl=58 time=8284 ms
64 bytes from 128.214.248.132: icmp_req=355 ttl=58 time=7284 ms
64 bytes from 128.214.248.132: icmp_req=356 ttl=58 time=6284 ms
64 bytes from 128.214.248.132: icmp_req=357 ttl=58 time=5284 ms
64 bytes from 128.214.248.132: icmp_req=358 ttl=58 time=4284 ms
64 bytes from 128.214.248.132: icmp_req=359 ttl=58 time=3284 ms
64 bytes from 128.214.248.132: icmp_req=360 ttl=58 time=2285 ms
64 bytes from 128.214.248.132: icmp_req=361 ttl=58 time=1284 ms
64 bytes from 128.214.248.132: icmp_req=362 ttl=58 time=284 ms
64 bytes from 128.214.248.132: icmp_req=363 ttl=58 time=15.9 ms
64 bytes from 128.214.248.132: icmp_req=364 ttl=58 time=21.4 ms
ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: linux-image-3.8.0-32-generic 3.8.0-32.47~precise1
ProcVersionSignature: Ubuntu 3.8.0-32.47~precise1-generic 3.8.13.10
Uname: Linux 3.8.0-32-generic x86_64
AlsaVersion: Advanced Linux Sound Architecture Driver Version k3.8.0-32-generic.
ApportVersion: 2.0.1-0ubuntu17.6
Architecture: amd64
ArecordDevices:
**** List of CAPTURE Hardware Devices ****
card 1: PCH [HDA Intel PCH], device 0: ALC282 Analog [ALC282 Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC1: playsign 1792 F.... pulseaudio
/dev/snd/controlC0: playsign 1792 F.... pulseaudio
CRDA: Error: [Errno 2] No such file or directory
Card0.Amixer.info:
Card hw:0 'MID'/'HDA Intel MID at 0xb3610000 irq 65'
Mixer name : 'Intel Haswell HDMI'
Components : 'HDA:80862807,80860101,00100000'
Controls : 21
Simple ctrls : 3
Card1.Amixer.info:
Card hw:1 'PCH'/'HDA Intel PCH at 0xb3614000 irq 66'
Mixer name : 'Realtek ALC282'
Components : 'HDA:10ec0282,1025079b,00100003'
Controls : 19
Simple ctrls : 9
Date: Mon Oct 28 14:17:10 2013
HibernationDevice: RESUME=UUID=e674e041-7eed-491f-812c-62540a441485
InstallationMedia: Ubuntu 12.04.3 LTS "Precise Pangolin" - Release amd64
(20130820.1)
MachineType: Acer Aspire V5-573G
MarkForUpload: True
ProcEnviron:
TERM=xterm
PATH=(custom, no user)
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.8.0-32-generic
root=UUID=a4012118-ebd9-4417-aa74-70190a797023 ro quiet splash
RelatedPackageVersions:
linux-restricted-modules-3.8.0-32-generic N/A
linux-backports-modules-3.8.0-32-generic N/A
linux-firmware 1.79.7
SourcePackage: linux-lts-raring
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 06/28/2013
dmi.bios.vendor: Insyde Corp.
dmi.bios.version: V2.13
dmi.board.asset.tag: Type2 - Board Asset Tag
dmi.board.name: Dazzle_HW
dmi.board.vendor: Acer
dmi.board.version: Type2 - A01 Board Version
dmi.chassis.type: 10
dmi.chassis.vendor: Chassis Manufacturer
dmi.chassis.version: Chassis Version
dmi.modalias:
dmi:bvnInsydeCorp.:bvrV2.13:bd06/28/2013:svnAcer:pnAspireV5-573G:pvrTBDbyOEM:rvnAcer:rnDazzle_HW:rvrType2-A01BoardVersion:cvnChassisManufacturer:ct10:cvrChassisVersion:
dmi.product.name: Aspire V5-573G
dmi.product.version: TBD by OEM
dmi.sys.vendor: Acer
** Affects: linux-lts-raring (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug precise qa-kernel-lts-testing running-unity
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https://bugs.launchpad.net/bugs/1245464
Title:
wifi dropouts with ath9k / AR9462 every 120s
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