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From: "Toke Høiland-Jørgensen" <toke@toke.dk>
To: Bob McMahon <bob.mcmahon@broadcom.com>
Cc: Neal Cardwell <ncardwell@google.com>,
	Make-Wifi-fast <make-wifi-fast@lists.bufferbloat.net>,
	BBR Development <bbr-dev@googlegroups.com>,
	bloat <bloat@lists.bufferbloat.net>
Subject: Re: [Make-wifi-fast] [Bloat] [bbr-dev] Aggregating without bloating - hard times for tcp and wifi
Date: Wed, 23 Nov 2022 14:50:32 +0100	[thread overview]
Message-ID: <87cz9dvkyf.fsf@toke.dk> (raw)
In-Reply-To: <CAHb6Lvp5kKz-WijP=kurKLR=Z9WeAC0BERpPPjkGrF8ExjbYmQ@mail.gmail.com>

Bob McMahon <bob.mcmahon@broadcom.com> writes:

> Does the TSQ code honor no-aggregation per voice access class or
> TCP_NODELAY where the app making the socket write calls knows that the WiFi
> aggregation isn't likely helpful? Sorry, my Linux stack expertise is quite
> limited.

TSQ only influences the buffering in the TCP layer. The WiFi stack will
still limit aggregation using its own logic (I think it turns it off
entirely for voice?). TCP_NODELAY is also orthogonal to TSQ; TSQ only
kicks in when there's a bunch of data buffered, in which case
TCP_NODELAY has no effect...

-Toke

  reply	other threads:[~2022-11-23 13:50 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-11-22  6:04 [Make-wifi-fast] " Dave Taht
2022-11-22 19:42 ` [Make-wifi-fast] [bbr-dev] " Bob McMahon
2022-11-22 20:03   ` David Lang
2022-11-22 20:13     ` Bob McMahon
2022-11-22 20:16       ` David Lang
2022-11-22 20:28         ` Bob McMahon
2022-11-22 20:48           ` Bob McMahon
2022-11-22 20:10   ` Neal Cardwell
2022-11-22 20:53     ` [Make-wifi-fast] [Bloat] " Toke Høiland-Jørgensen
2022-11-22 21:00       ` Bob McMahon
2022-11-23 13:50         ` Toke Høiland-Jørgensen [this message]
2022-11-23 20:36           ` Bob McMahon
2022-11-24  5:25     ` [Make-wifi-fast] " Muhammad Ahsan
2022-11-24 16:23       ` Dave Taht

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