Public bug reported:

I am unable to browse the web using the ath5k driver in lucid's standard
kernel. Using wget or scp to transfer big files (audio/video) works at
the expected speed (for 54Mbps wireless -> 18Mbps -> 2,2 MBps).

I do believe this is unrelated to #369005 because I do not see the
"unsupported jumbo" messages in my logs.

Using the net5211 driver with ndiswrapper both browsing and wget/scp
work at the expected speed .

I have tried (in this order):
1) using the ath5k module from 
linux-backports-modules-compat-wireless--2.6.36-2.6.32-27-generic. This makes 
no difference.
2) booting the kernel & ath5k module from linux-image-2.6.35-22-generic 
available in lucids archive. This makes no difference.
3) booting the kernel from linux-image-2.6.32-27-generic with pcie_aspm=off as 
suggested in https://bugzilla.kernel.org/show_bug.cgi?id=13892. This makes no 
difference either.

I am currently downloading the newest lucid mainline kernel (2.6.35-rc1)
to try that.

If I can deliver more information please tell me what (and how).

ProblemType: Bug
DistroRelease: Ubuntu 10.04
Package: linux-image-2.6.32-27-generic 2.6.32-27.49
Regression: No
Reproducible: Yes
ProcVersionSignature: Ubuntu 2.6.32-27.49-generic 2.6.32.26+drm33.12
Uname: Linux 2.6.32-27-generic i686
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.21.
Architecture: i386
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/dsp2', '/dev/dsp', 
'/dev/dsp1', '/dev/snd/by-id', '/dev/snd/controlC2', '/dev/snd/pcmC2D0c', 
'/dev/snd/controlC0', '/dev/snd/pcmC0D0c', '/dev/snd/pcmC0D0p', 
'/dev/snd/by-path', '/dev/snd/controlC1', '/dev/snd/pcmC1D0c', 
'/dev/snd/pcmC1D0p', '/dev/snd/seq', '/dev/snd/timer', '/dev/sequencer2', 
'/dev/sequencer'] failed with exit code 1:
CRDA: Error: [Errno 2] No such file or directory
Card0.Amixer.info:
 Card hw:0 'IXP'/'ATI IXP rev 2 with ALC250 at 0xc0003400, irq 17'
   Mixer name   : 'Realtek ALC250 rev 2'
   Components   : 'AC97a:414c4752'
   Controls      : 33
   Simple ctrls  : 21
Card1.Amixer.info:
 Card hw:1 'Modem'/'ATI IXP Modem rev 2 at 0xc0003800, irq 17'
   Mixer name   : 'Silicon Laboratory Si3036,8 rev 15'
   Components   : 'AC97m:53494c2f'
   Controls      : 3
   Simple ctrls  : 3
Card1.Codecs.codec97.0.mc97.1.1:
 1-1/0: Silicon Laboratory Si3036,8 rev 15
 
 Extended modem ID: codec=1 LIN1
 Modem status     : GPIO MREF ADC1 DAC1 PRE(ADC2) PRF(DAC2) PRG(HADC) PRH(HDAC)
 Line1 rate       : 8000Hz
Card2.Amixer.info:
 Card hw:2 'U0x46d0x9c1'/'USB Device 0x46d:0x9c1 at usb-0000:00:13.2-3.4, high 
speed'
   Mixer name   : 'USB Mixer'
   Components   : 'USB046d:09c1'
   Controls      : 2
   Simple ctrls  : 1
Card2.Amixer.values:
 Simple mixer control 'Mic',0
   Capabilities: cvolume cvolume-joined cswitch cswitch-joined penum
   Capture channels: Mono
   Limits: Capture 0 - 3072
   Mono: Capture 1537 [50%] [24.00dB] [on]
Date: Sat Jan  8 22:16:58 2011
HibernationDevice: RESUME=UUID=02a43955-21c6-465c-8e90-88dc5c6263de
MachineType: TOSHIBA Satellite M40
PccardctlIdent:
 Socket 0:
   no product info available
PccardctlStatus:
 Socket 0:
   no card
ProcCmdLine: root=/dev/sda2 ro quiet splash
ProcEnviron:
 PATH=(custom, user)
 LANG=C
 SHELL=/bin/bash
RelatedPackageVersions: linux-firmware 1.34.1
RfKill:
 0: phy0: Wireless LAN
        Soft blocked: no
        Hard blocked: no
SourcePackage: linux
WpaSupplicantLog:
 
dmi.bios.date: 10/26/05
dmi.bios.vendor: Phoenix Technologies LTD
dmi.bios.version: 1.30
dmi.board.name: SB400
dmi.board.vendor: ATI
dmi.board.version: Rev0.4b
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 1
dmi.chassis.vendor: ATI
dmi.chassis.version: N/A
dmi.modalias: 
dmi:bvnPhoenixTechnologiesLTD:bvr1.30:bd10/26/05:svnTOSHIBA:pnSatelliteM40:pvrPSM44E-00X017DU:rvnATI:rnSB400:rvrRev0.4b:cvnATI:ct1:cvrN/A:
dmi.product.name: Satellite M40
dmi.product.version: PSM44E-00X017DU
dmi.sys.vendor: TOSHIBA

** Affects: linux (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: apport-bug i386 lucid needs-upstream-testing networking

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https://bugs.launchpad.net/bugs/700486

Title:
  ath5k slow on small transfers

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