Public bug reported:
High "Tx excessive retries" and "Invalid misc" count when connect to an
access point with 802.11n capable. Disable wireless n using "options
iwlwifi 11n_disable=1" in /etc/modprobe.d help, but I would prefer the
ability to use wireless n in my XPS 15z laptop.
ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: linux-image-3.2.0-24-generic 3.2.0-24.39
ProcVersionSignature: Ubuntu 3.2.0-24.39-generic 3.2.16
Uname: Linux 3.2.0-24-generic x86_64
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
ApportVersion: 2.0.1-0ubuntu8
Architecture: amd64
ArecordDevices:
**** List of CAPTURE Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: ALC269VB Analog [ALC269VB Analog]
Subdevices: 0/1
Subdevice #0: subdevice #0
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: chalet16 2150 F.... pulseaudio
/dev/snd/pcmC0D0c: chalet16 2150 F...m pulseaudio
Card0.Amixer.info:
Card hw:0 'PCH'/'HDA Intel PCH at 0xf1c00000 irq 26'
Mixer name : 'Intel CougarPoint HDMI'
Components : 'HDA:10ec0269,10280446,00100100
HDA:80862805,80860101,00100000'
Controls : 24
Simple ctrls : 11
Date: Mon Jun 11 20:27:23 2012
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release amd64
(20120425)
MachineType: Dell Inc. Dell System XPS 15Z
ProcEnviron:
TERM=xterm
PATH=(custom, no user)
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.2.0-24-generic root=/dev/mapper/crypt
ro rootflags=subvol=@ quiet splash acpi=noirq elevator=deadline vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-3.2.0-24-generic N/A
linux-backports-modules-3.2.0-24-generic N/A
linux-firmware 1.79
SourcePackage: linux
StagingDrivers: mei
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 02/20/2012
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A10
dmi.board.name: 00WW5M
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: 0.1
dmi.modalias:
dmi:bvnDellInc.:bvrA10:bd02/20/2012:svnDellInc.:pnDellSystemXPS15Z:pvr:rvnDellInc.:rn00WW5M:rvrA00:cvnDellInc.:ct8:cvr0.1:
dmi.product.name: Dell System XPS 15Z
dmi.sys.vendor: Dell Inc.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug precise staging
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https://bugs.launchpad.net/bugs/1011623
Title:
Unstable wifi connection when connect to 802.11n AP with iwlwifi
driver
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