[mythtv-users] OT: Recommended Wi-Fi NIC for Linux

Mike Perkins mikep at randomtraveller.org.uk
Mon Jan 29 16:50:47 UTC 2024

On 29/01/2024 16:14, Will Dormann wrote:
> Hi folks,
> Since my reconfiguration of where my MythTV backend lives, it now requires connectivity via Wi-Fi as 
> opposed to a wired LAN.  The results have been... disappointing.
> Every couple of days I'll notice playback of a recording needing to consistently rebuffer.  Logging 
> into the MythTV box, I'll see NFS errors (my recordings live on an NFS location), and I'll also see 
> messages like:
> iwlwifi 0000:01:00.0: Microcode SW error detected. Restarting 0x0.
> Rebooting the MythTV box "fixes" the problem, but obviously that's not a reasonable solution.
> My current Wi-Fi NIC is an Intel AX210. Given the reliability of Intel gigabit NICs, I figured this 
> would be a safe bet.
> I get that people *might* be able to put up with a tablet or a laptop client where Wi-FI 
> occasionally flakes out, and might even need a reboot of the device.  But for a system that is 
> essentially set up like a server this seems... completely unacceptable?
> This experience makes me wonder: is there an accepted, tried-and-true Wi-Fi solution for Linux?  
> Ideally one that supports Wi-Fi 6E, since I have that available.
This is your problem:

iwlwifi 0000:01:00.0: Microcode SW error detected. Restarting 0x0.

Looks like you have out-of-date or incompatible microcode. I'd investigate there first.

Alternatively, go round *all* your neighbors and unplug their wifi routers ;)


Mike Perkins

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