[Make-wifi-fast] Weird periodic latency

[Dave Taht]

That implies it is doing a channel scan. Dumb.

https://blog.cerowrt.org/post/disabling_channel_scans/

but what you encountered seemed more disabling than that, and the
ath10k is supposed to be able to do background channel scans.


On Sat, Jan 16, 2021 at 6:47 AM Michael Yartys
<michael.yartys at protonmail.com> wrote:
>
> I'm pretty sure I've managed to figure out what causes the short sharp periodic latency spikes. The Gnome location service uses the surrounding wireless networks as one of the methods to determine your location. When it's turned on I get the following results:
>
> https://imgur.com/a/pNXuVRe
>
> When it's disabled the latency spikes are gone (and notice that AQL is working here as there is some background traffic from other clients):
>
> https://imgur.com/a/v4wWkAC
>
> Now, I wasn't able to reproduce the weird roller coaster like latency that I saw previously. I rebooted the laptop before I did these tests, so I guess that solved it.
>
> Michael



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dave at taht.net <Dave Täht> CTO, TekLibre, LLC Tel: 1-831-435-0729