OK Kai-chuan, bad news. I got a 1:1 with Tony and... the freeze is still
there, as present as ever. :(

Please let me know how I can help. If you have the iperf command that would
be useful, please let me know (and if I have to use it during a meeting
when it freezes).

Best Regards,

Steve

Bes

On Thu, Jun 24, 2021 at 2:11 PM Steve Barriault <email address hidden> wrote:

> Hi Kai-chuan:
>
> 1. On UFW, I disabled it, but it did not work.
>
> 2. For iperf, I did not know this tool existed, and I am not sure how to
> generate the right data. Please advise here.
>
> 3. I also tried the new ucode file. This is what I did: I cloned the git
> repo and copied the file into /usr/lib/firmware. Good news is that after
> reboot the Internet connection worked. But I did not have the opportunity
> to test this during a meeting yet though.
>
> 4. Stéphane Verdy, who you probably know, gave me the "decoding ring".
> When Daniel van Vugt said "the kernel is about two weeks old", this newbie
> had no idea if this was a good thing. I thought the kernel got updated
> automatically - I was probably mistaken. So I updated it manually.
>
> So, interestingly, it solved PART of the problem. When I am in a 1:1
> discussion, it works flawlessly on wireless. But if there are multiple
> people in the call, then it started having issues again.
>
> Give me a few days here. I have a few calls upcoming, I will give the wifi
> a try in different settings (1:1 and multiple folks) and let you know if
> (3) + (4) actually did the trick (because on the 1:1, I could only test (4)
> in isolation so far).
>
> Best Regards,
>
> Steve
>
> On Thu, Jun 24, 2021 at 12:05 AM Kai-Chuan Hsieh <
> <email address hidden>> wrote:
>
>> ** Changed in: oem-priority
>>        Status: New => Confirmed
>>
>> --
>> You received this bug notification because you are subscribed to the bug
>> report.
>> https://bugs.launchpad.net/bugs/1932548
>>
>> Title:
>>   [Intel Wi-Fi 6 AX201] Video conferences constantly freeze when I am on
>>   wireless [8086:a0f0]
>>
>> Status in OEM Priority Project:
>>   Confirmed
>> Status in linux-oem-5.10 package in Ubuntu:
>>   New
>>
>> Bug description:
>>   Whenever I am using a wireless connection, the image freezes roughly
>>   every two minutes. Sometimes, email cannot be retrieved / computer
>>   complains the connection was momentarily lost.
>>
>>   - If I am on a wire, this problem does NOT occur.
>>   - This problems occurs on wireless independent of the platform used
>> (behavior seen in both Google Hangout and Zoom)
>>   - This problem does NOT occur on Windows. I did a meeting where both my
>> Linux and Windows machines were connected to the same meeting and using the
>> same wifi router, and while the performance on Windows was flawless,
>> unfortunately it was not so on the Ubuntu box. So I don't think my wifi
>> router or network is to blame.
>>   - As far as I can recall, the problem used not to be there 2 weeks ago.
>> So it may have been introduced by a recent update.
>>   - As communicated before, I am on a certified machine from Dell,
>> recently purchased with Ubuntu already on board from factory (I assume the
>> logs there were sent to you would contain the information).
>>   - I tried to generate a log on the wireless, but the process did not
>> let me do this very easily. I am more than happy to send you additional
>> information - but please let me know which package you want me to spy upon
>> exactly, as I am not sure what would be helpful in this matter.
>>
>>   ProblemType: Bug
>>   DistroRelease: Ubuntu 20.04
>>   Package: xorg 1:7.7+19ubuntu14
>>   ProcVersionSignature: Ubuntu 5.10.0-1029.30-oem 5.10.35
>>   Uname: Linux 5.10.0-1029-oem x86_64
>>   ApportVersion: 2.20.11-0ubuntu27.18
>>   Architecture: amd64
>>   BootLog: Error: [Errno 13] Permission non accordée: '/var/log/boot.log'
>>   CasperMD5CheckResult: skip
>>   CompositorRunning: None
>>   CurrentDesktop: ubuntu:GNOME
>>   Date: Fri Jun 18 09:47:58 2021
>>   DistUpgraded: Fresh install
>>   DistributionChannelDescriptor:
>>    # This is the distribution channel descriptor for the OEM CDs
>>    # For more information see
>> http://wiki.ubuntu.com/DistributionChannelDescriptor
>>    canonical-oem-somerville-focal-amd64-20200502-85
>>   DistroCodename: focal
>>   DistroVariant: ubuntu
>>   EcryptfsInUse: Yes
>>   ExtraDebuggingInterest: Yes
>>   GraphicsCard:
>>    Intel Corporation Device [8086:9a49] (rev 01) (prog-if 00 [VGA
>> controller])
>>      Subsystem: Dell Device [1028:0991]
>>   InstallationDate: Installed on 2021-04-24 (54 days ago)
>>   InstallationMedia: Ubuntu 20.04 "Focal" - Build amd64 LIVE Binary
>> 20200502-05:58
>>   MachineType: Dell Inc. XPS 13 9310
>>   ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.10.0-1029-oem
>> root=UUID=28dc4511-d4dc-4dec-8abb-64e06b4e9d1e ro quiet splash vt.handoff=7
>>   SourcePackage: xorg
>>   Symptom: display
>>   UpgradeStatus: No upgrade log present (probably fresh install)
>>   dmi.bios.date: 03/25/2021
>>   dmi.bios.release: 2.1
>>   dmi.bios.vendor: Dell Inc.
>>   dmi.bios.version: 2.1.1
>>   dmi.board.name: 08607K
>>   dmi.board.vendor: Dell Inc.
>>   dmi.board.version: A00
>>   dmi.chassis.type: 10
>>   dmi.chassis.vendor: Dell Inc.
>>   dmi.modalias:
>> dmi:bvnDellInc.:bvr2.1.1:bd03/25/2021:br2.1:svnDellInc.:pnXPS139310:pvr:rvnDellInc.:rn08607K:rvrA00:cvnDellInc.:ct10:cvr:
>>   dmi.product.family: XPS
>>   dmi.product.name: XPS 13 9310
>>   dmi.product.sku: 0991
>>   dmi.sys.vendor: Dell Inc.
>>   version.compiz: compiz N/A
>>   version.libdrm2: libdrm2 2.4.102-1ubuntu1~20.04.1
>>   version.libgl1-mesa-dri: libgl1-mesa-dri 20.2.6-0ubuntu0.20.04.1
>>   version.libgl1-mesa-glx: libgl1-mesa-glx 20.2.6-0ubuntu0.20.04.1
>>   version.xserver-xorg-core: xserver-xorg-core 2:1.20.9-2ubuntu1.2~20.04.2
>>   version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A
>>   version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:19.1.0-1
>>   version.xserver-xorg-video-intel: xserver-xorg-video-intel
>> 2:2.99.917+git20200226-1
>>   version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau
>> 1:1.0.16-1
>>
>> To manage notifications about this bug go to:
>> https://bugs.launchpad.net/oem-priority/+bug/1932548/+subscriptions
>>
>