From: Peter Oh <peter.oh@eero.com>
To: "Toke Høiland-Jørgensen" <toke@redhat.com>,
"Johannes Berg" <johannes@sipsolutions.net>
Cc: linux-wireless@vger.kernel.org,
make-wifi-fast@lists.bufferbloat.net,
John Crispin <john@phrozen.org>,
Lorenzo Bianconi <lorenzo@kernel.org>,
Felix Fietkau <nbd@nbd.name>
Subject: Re: [Make-wifi-fast] [PATCH RFC/RFT 4/4] mac80211: Apply Airtime-based Queue Limit (AQL) on packet dequeue
Date: Thu, 19 Sep 2019 10:44:35 -0700 [thread overview]
Message-ID: <f21b10fd-02ae-af59-8e2f-88f654627ab3@eero.com> (raw)
In-Reply-To: <156889576869.191202.510507546538322707.stgit@alrua-x1>
On 9/19/19 5:22 AM, Toke Høiland-Jørgensen wrote:
> From: Toke Høiland-Jørgensen <toke@redhat.com>
>
> This patch ports that idea over to mac80211. The basic idea is simple
> enough: Whenever we dequeue a packet from the TXQs and send it to the
> driver, we estimate its airtime usage, based on the last recorded TX rate
> of the station that packet is destined for.
The way to decide the last recorded TX rate could be vary among drivers.
In terms of ath10k driver and FW, they use 4 PPDUs to update the Tx
rate. Isn't it too small sampling number to be used for AQL?
Peter
next prev parent reply other threads:[~2019-09-19 17:44 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-19 12:22 [Make-wifi-fast] [PATCH RFC/RFT 0/4] Add Airtime Queue Limits (AQL) to mac80211 Toke Høiland-Jørgensen
2019-09-19 12:22 ` [Make-wifi-fast] [PATCH RFC/RFT 1/4] mac80211: Rearrange ieee80211_tx_info to make room for tx_time_est Toke Høiland-Jørgensen
2019-10-01 8:44 ` Johannes Berg
2019-10-01 9:08 ` Toke Høiland-Jørgensen
2019-10-01 9:12 ` Johannes Berg
2019-10-01 9:39 ` Toke Høiland-Jørgensen
2019-09-19 12:22 ` [Make-wifi-fast] [PATCH RFC/RFT 2/4] mac80211: Add API function to set the last TX bitrate for a station Toke Høiland-Jørgensen
2019-10-01 8:46 ` Johannes Berg
2019-10-01 9:09 ` Toke Høiland-Jørgensen
2019-09-19 12:22 ` [Make-wifi-fast] [PATCH RFC/RFT 3/4] ath10k: Pass last TX bitrate up to mac80211 Toke Høiland-Jørgensen
2019-09-19 12:22 ` [Make-wifi-fast] [PATCH RFC/RFT 4/4] mac80211: Apply Airtime-based Queue Limit (AQL) on packet dequeue Toke Høiland-Jørgensen
2019-09-19 17:44 ` Peter Oh [this message]
[not found] ` <879913e9-4254-1381-07f6-d860fb0b8de0@candelatech.com>
2019-09-19 17:54 ` Peter Oh
2019-09-19 18:03 ` Peter Oh
2019-09-19 18:18 ` Dave Taht
2019-09-19 20:09 ` John Yates
2019-09-19 20:15 ` Toke Høiland-Jørgensen
2019-09-19 18:03 ` Toke Høiland-Jørgensen
2019-09-20 12:06 ` Lorenzo Bianconi
2019-09-20 12:54 ` Toke Høiland-Jørgensen
2019-09-20 13:06 ` Lorenzo Bianconi
2019-09-20 13:32 ` Toke Høiland-Jørgensen
2019-09-20 22:38 ` Kan Yan
2019-09-20 22:55 ` Kan Yan
2019-09-21 12:11 ` Toke Høiland-Jørgensen
2019-09-25 7:37 ` Yibo Zhao
2019-09-25 8:11 ` Toke Høiland-Jørgensen
2019-09-25 11:54 ` Yibo Zhao
2019-09-25 12:52 ` Toke Høiland-Jørgensen
2019-09-26 0:27 ` Kan Yan
2019-09-26 0:34 ` Kan Yan
2019-09-26 5:57 ` Toke Høiland-Jørgensen
2019-09-26 6:04 ` Toke Høiland-Jørgensen
2019-09-26 12:53 ` Felix Fietkau
2019-09-26 13:17 ` Toke Høiland-Jørgensen
2019-09-26 13:47 ` Felix Fietkau
2019-09-26 15:19 ` Toke Høiland-Jørgensen
2019-09-27 2:42 ` Kan Yan
2019-09-27 6:12 ` Toke Høiland-Jørgensen
2019-09-27 9:20 ` Yibo Zhao
2019-09-28 20:24 ` Kan Yan
2019-09-29 19:18 ` Toke Høiland-Jørgensen
2019-10-01 4:47 ` Kan Yan
2019-10-01 6:57 ` Toke Høiland-Jørgensen
2019-09-19 14:12 ` [Make-wifi-fast] [PATCH RFC/RFT 0/4] Add Airtime Queue Limits (AQL) to mac80211 Toke Høiland-Jørgensen
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
List information: https://lists.bufferbloat.net/postorius/lists/make-wifi-fast.lists.bufferbloat.net/
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=f21b10fd-02ae-af59-8e2f-88f654627ab3@eero.com \
--to=peter.oh@eero.com \
--cc=johannes@sipsolutions.net \
--cc=john@phrozen.org \
--cc=linux-wireless@vger.kernel.org \
--cc=lorenzo@kernel.org \
--cc=make-wifi-fast@lists.bufferbloat.net \
--cc=nbd@nbd.name \
--cc=toke@redhat.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox