Wireless Daemon for Linux
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From: Denis Kenzior <denkenz@gmail.com>
To: James Prestwood <prestwoj@gmail.com>,
	Simonas Kazlauskas <iwd.lists.linux.dev@kazlauskas.me>,
	iwd@lists.linux.dev
Subject: Re: Is the data rate estimation for 5GHz channels overly pessimistic?
Date: Sat, 14 Oct 2023 12:36:59 -0500	[thread overview]
Message-ID: <5ff58310-c5ee-4694-821a-0c802cdedb89@gmail.com> (raw)
In-Reply-To: <5780e1b2-8956-46bb-8116-b513cc564cea@gmail.com>

Hi James,

>>
>>      RSSI                  -78 dBm
>>      AverageRSSI           -79 dBm
>>      RxMode                802.11ax
>>      RxMCS                 8
>>      TxMode                802.11ax
>>      TxMCS                 4
>>      TxBitrate             206400 Kbit/s
>>      RxBitrate             206500 Kbit/s
> 
> This is probably because IWD doesn't take into account any of the newer 802.11ax 
> IEs when estimating the data rate. So its estimation is based on VHT and not the 
> newest EHT rates.

We should support HE rates just fine.  Just look at the unit tests in 
test-band.c.  Probably need an iwmon log of the AP IEs and local capabilities to 
see why the estimate is lower than what happens in practice.

What hardware is being used here?

Regards,
-Denis

  reply	other threads:[~2023-10-14 17:37 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-14  9:23 Is the data rate estimation for 5GHz channels overly pessimistic? Simonas Kazlauskas
2023-10-14 16:02 ` James Prestwood
2023-10-14 17:36   ` Denis Kenzior [this message]
2023-10-14 17:45     ` Simonas Kazlauskas
2023-10-14 18:07       ` Denis Kenzior
2023-10-15 19:40         ` Simonas Kazlauskas
2023-10-16 11:35           ` James Prestwood
2023-10-16 12:38             ` James Prestwood
2023-10-16 19:12               ` Denis Kenzior
2023-10-16 20:20                 ` Simonas Kazlauskas
2023-10-21 23:23                   ` Simonas Kazlauskas
2023-10-22 20:14                     ` Denis Kenzior
2023-10-24 12:32                       ` James Prestwood
2023-10-24 14:26                         ` Denis Kenzior
2023-10-24 15:06                           ` James Prestwood
2023-10-24 15:32                             ` Denis Kenzior
2023-10-24 15:40                               ` James Prestwood
2023-10-24 15:19                           ` Simonas Kazlauskas
2023-10-24 15:29                             ` Denis Kenzior
2023-10-16 18:36           ` Denis Kenzior
2023-10-14 17:42   ` Simonas Kazlauskas

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