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Date:      Thu, 19 Jun 2025 21:55:34 -0700
From:      Kevin Oberman <rkoberman@gmail.com>
To:        "Bjoern A. Zeeb" <bz@freebsd.org>
Cc:        FreeBSD Wireless <freebsd-wireless@freebsd.org>
Subject:   Re: Intel Alder Lake iwlwifi update
Message-ID:  <CAN6yY1sWbji%2BQP1xmfPoS95HFxpjbd7tDwsJ9EpUcYGEiSsa6Q@mail.gmail.com>
In-Reply-To: <28rs4nnq-s3ps-0qn7-06pp-678n085q4966@serrofq.bet>
References:  <CAN6yY1t9PFgkfN%2B%2BKOhToeJe-rwS2B%2Be=FOWsJZ8zQcde8fqdw@mail.gmail.com> <CAJ-VmokNVysPQ8R_KqiCNr0kFt6qV6ei5rS1pP8X%2B-m6Dvs0RA@mail.gmail.com> <CAN6yY1uvU8L1AUBQ5f9R4UYH-x%2B5vK%2BLfUUzGQaRTJiyTVh-zA@mail.gmail.com> <60o437or-p084-3ps6-os5r-s4626p275ss6@SerrOFQ.bet> <CAN6yY1vxP-TTVaj4eDs7%2Bth8zqJiJSJ0rUn3HEakv3d4wCDfOg@mail.gmail.com> <28rs4nnq-s3ps-0qn7-06pp-678n085q4966@serrofq.bet>

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[-- Attachment #1 --]
On Thu, Jun 19, 2025 at 5:08 PM Bjoern A. Zeeb <bz@freebsd.org> wrote:

> On Thu, 19 Jun 2025, Kevin Oberman wrote:
>
> > That looks a bit disappointing. Not that I can claim to really understand
> > most of it.
> > compat.linuxkpi.80211.wlan0.dump_stas:
> > lsta 0xfffff80001333000 sta 0xfffff800013331c0 added_to_drv 1
> > nl80211_sta_info (valid fields)
> > 0x00004503<BEACON_RX,BEACON_SIGNAL_AVG,SIGNAL_AVG,RX_BITRATE,TX_BITRATE>
> > connected_time 0 inactive_time 0
> > rx_bytes 0 rx_packets 0 rx_dropped_misc 0
> > rx_duration 0 rx_beacon 16464 rx_beacon_signal_avg -46
> > tx_bytes 0 tx_packets 0 tx_failed 0
> > tx_duration 0 tx_retries 0
> > signal 0 signal_avg -47 ack_signal 0 avg_ack_signal 0
>
> You have good singal.
>
> > generation 0 assoc_req_ies_len 0 chains 0
> > rxrate: flags 6<VHT_MCS,SGI> bw 4(80) legacy 0 kbit/s mcs 9 nss 2
> >         he_dcm 0 he_gi 0 he_ru_alloc 0 eht_gi 0
> > txrate: flags 6<VHT_MCS,SGI> bw 4(80) legacy 0 kbit/s mcs 9 nss 2
> >         he_dcm 0 he_gi 0 he_ru_alloc 0 eht_g
>
>
> You are on VHT80 with MCS 9 NSS 2 with Short Guard Interval (SGI).
> That's the maximum possible on VHT80.  That should give you 3-500Mbit/s
> RX locally as single user.  At least others have reported that.
>
> It'll be a few seconds before the firmware will fully ramp up to use
> that but it seems you managed.
>
> Hard to say what's going wrong without much further debugging.
>
> What kind of speedtest were you using?
>

Ookla speedtest between Livermore, Cal and Comcast in San Francisco. Used
the same endpoints and software for both tests.

Do you have any chance to test a local target?
>

I'll try putting iperf3 on my server. It's hard wired to my router, so any
issues should be on my system

>
> /bz
>
> --
> Bjoern A. Zeeb                                                     r15:7
>

-- 
Kevin Oberman, Part time kid herder and retired Network Engineer
E-mail: rkoberman@gmail.com
PGP Fingerprint: D03FB98AFA78E3B78C1694B318AB39EF1B055683

[-- Attachment #2 --]
<div dir="ltr"><div dir="ltr"><div class="gmail_default" style="font-family:tahoma,sans-serif;font-size:small">On Thu, Jun 19, 2025 at 5:08 PM Bjoern A. Zeeb &lt;<a href="mailto:bz@freebsd.org">bz@freebsd.org</a>&gt; wrote:</div></div><div class="gmail_quote gmail_quote_container"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">On Thu, 19 Jun 2025, Kevin Oberman wrote:<br>
<br>
&gt; That looks a bit disappointing. Not that I can claim to really understand<br>
&gt; most of it.<br>
&gt; compat.linuxkpi.80211.wlan0.dump_stas:<br>
&gt; lsta 0xfffff80001333000 sta 0xfffff800013331c0 added_to_drv 1<br>
&gt; nl80211_sta_info (valid fields)<br>
&gt; 0x00004503&lt;BEACON_RX,BEACON_SIGNAL_AVG,SIGNAL_AVG,RX_BITRATE,TX_BITRATE&gt;<br>
&gt; connected_time 0 inactive_time 0<br>
&gt; rx_bytes 0 rx_packets 0 rx_dropped_misc 0<br>
&gt; rx_duration 0 rx_beacon 16464 rx_beacon_signal_avg -46<br>
&gt; tx_bytes 0 tx_packets 0 tx_failed 0<br>
&gt; tx_duration 0 tx_retries 0<br>
&gt; signal 0 signal_avg -47 ack_signal 0 avg_ack_signal 0<br>
<br>
You have good singal.<br>
<br>
&gt; generation 0 assoc_req_ies_len 0 chains 0<br>
&gt; rxrate: flags 6&lt;VHT_MCS,SGI&gt; bw 4(80) legacy 0 kbit/s mcs 9 nss 2<br>
&gt;         he_dcm 0 he_gi 0 he_ru_alloc 0 eht_gi 0<br>
&gt; txrate: flags 6&lt;VHT_MCS,SGI&gt; bw 4(80) legacy 0 kbit/s mcs 9 nss 2<br>
&gt;         he_dcm 0 he_gi 0 he_ru_alloc 0 eht_g<br>
<br>
<br>
You are on VHT80 with MCS 9 NSS 2 with Short Guard Interval (SGI).<br>
That&#39;s the maximum possible on VHT80.  That should give you 3-500Mbit/s<br>
RX locally as single user.  At least others have reported that.<br>
<br>
It&#39;ll be a few seconds before the firmware will fully ramp up to use<br>
that but it seems you managed.<br>
<br>
Hard to say what&#39;s going wrong without much further debugging.<br>
<br>
What kind of speedtest were you using?<br></blockquote><div><br></div><div style="font-family:tahoma,sans-serif;font-size:small" class="gmail_default">Ookla speedtest between Livermore, Cal and Comcast in San Francisco. Used the same endpoints and software for both tests.</div><div style="font-family:tahoma,sans-serif;font-size:small" class="gmail_default"><br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
Do you have any chance to test a local target?<br></blockquote><div><br></div><div style="font-family:tahoma,sans-serif;font-size:small" class="gmail_default">I&#39;ll try putting iperf3 on my server. It&#39;s hard wired to my router, so any issues should be on my system</div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
<br>
/bz<br>
<br>
-- <br>
Bjoern A. Zeeb                                                     r15:7<br>
</blockquote></div><div><br clear="all"></div><span class="gmail_signature_prefix">-- </span><br><div dir="ltr" class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr">Kevin Oberman, Part time kid herder and retired Network Engineer<br>E-mail: <a href="mailto:rkoberman@gmail.com" target="_blank">rkoberman@gmail.com</a><br></div><div>PGP Fingerprint: D03FB98AFA78E3B78C1694B318AB39EF1B055683</div></div></div></div></div></div></div></div></div>
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