From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-oi1-x230.google.com (mail-oi1-x230.google.com [IPv6:2607:f8b0:4864:20::230]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by lists.bufferbloat.net (Postfix) with ESMTPS id 2C4133B29D for ; Mon, 10 Jul 2023 01:40:31 -0400 (EDT) Received: by mail-oi1-x230.google.com with SMTP id 5614622812f47-3a3ad1f39ebso3285807b6e.1 for ; Sun, 09 Jul 2023 22:40:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1688967630; x=1691559630; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=Dkl/cng5uKhVK65Ph2iGR89JIz0+7seZiImhEM/xNJc=; b=DUXRWEbEHjJj5x90hDejR8pH8NhSTt8lhI1rtv9v9PB3JwWN/0iBdvKItTtCL8jVQt 2vT3W+CARYNK+0+t+CR/lG7dQeMCFpLGFEnRLS/cmyFo2DzXuYUYTYrHR4GigKOJU2CW ok5iwbXCFtlSb2bJhRkfbd8hoVy8D31Vnqi3o= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1688967630; x=1691559630; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=Dkl/cng5uKhVK65Ph2iGR89JIz0+7seZiImhEM/xNJc=; b=DD1/UCsPDMlg2Zllq5NphyXObOetTWppt9lr5/PIYEJU4tUfbvTeadPBvfNg8Jl6Jj KjMMVd7KFRrVUxDvW6Vn6sdxKrIEFixo64TipBZZhDZStstMF4Q2Bsdy5P8vjG/nI2J3 IhBdj+jbcL1LvQvzAtJks+U+GfTXxR5Td/zWCyQgXQ1k2JXdSsXSLf6Gu8HniSEvrGx2 HCweppG5t/3M1rUHq0WVMqSENrdGMXSk/uSOCeRPihkQWEIJvJ4Mtiiki+1SSpa/1s8T GlvBJGQFEbRf7/xwvpGdwidri3lsXMBOJrFOqw0tixLxrdtA+q6k7rIycQgV0LzK4KAR cylw== X-Gm-Message-State: ABy/qLY/PQTj6TPWeMAV+WlLIsd5IUAnAf3brlb+AreiXqnGZ9IIIQ5o EviWXFgpcmT4yXZoSXPkJZJ4xcFNG3JmQY+Ac5AYJ85XxxOTHIx56rtQNs/wemY+Yql8n+LOlTw v5OOA4wAXu0KeWSrWoXn+UJ2ZpbJry+zGy4hYM+K6zg== X-Google-Smtp-Source: APBJJlEuwZwW04gxHFdcCPHbgtdUFc9Oc16uZ7nd0n9erCuBaR5IjKZpYiVYheRNYzzHkXbxCYu43sIYjXN1iMj5Srs= X-Received: by 2002:a05:6808:1587:b0:39f:f42c:863 with SMTP id t7-20020a056808158700b0039ff42c0863mr8202359oiw.6.1688967630294; Sun, 09 Jul 2023 22:40:30 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Bob McMahon Date: Sun, 9 Jul 2023 22:40:17 -0700 Message-ID: To: Dave Taht Cc: Make-Wifi-fast Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="000000000000a9bbbf06001b6ba7" Subject: Re: [Make-wifi-fast] I used to dream of a single wifi cpu, memory, and I/O X-BeenThere: make-wifi-fast@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 10 Jul 2023 05:40:31 -0000 --000000000000a9bbbf06001b6ba7 Content-Type: multipart/alternative; boundary="000000000000a4400e06001b6bc4" --000000000000a4400e06001b6bc4 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable I wonder if treating WiFi like a transceiver is the better approach, separating "the computer abstraction" from the remote radio head. Then it's a RF Front End(s) / CMOS Radios / PHY(s) / 802.11 MAC(s) (lower) / 802.3 PAM4 / 100G SERDES / 4 1x25G VCSELs. Pluggable like an SFP. The virtualized APs could support at least 10 and maybe 100s of these via merchant switching silicon and could be kilometers away. The MACs lower could be simplified to dual queue a la L4S. No need for 4 AC queues per MAC. Might be able to throw away 802.11 retries too and let the upper layers handle it. May be a good time to simplify. Bob On Fri, Jul 7, 2023 at 2:25=E2=80=AFPM Dave Taht via Make-wifi-fast < make-wifi-fast@lists.bufferbloat.net> wrote: > preferably using some sort of async circuitry for minimum interference > and power consumption. I figured, oh, 256MB would be more than enough > for a 10Gbit router. > > Instead, we can now layer 64GB on die. > > https://blocksandfiles.com/2023/07/05/3d-stacked-dram-and-processor-cube/ > > -- > Podcast: > https://www.linkedin.com/feed/update/urn:li:activity:7058793910227111937/ > Dave T=C3=A4ht CSO, LibreQos > _______________________________________________ > Make-wifi-fast mailing list > Make-wifi-fast@lists.bufferbloat.net > https://lists.bufferbloat.net/listinfo/make-wifi-fast --=20 This electronic communication and the information and any files transmitted= =20 with it, or attached to it, are confidential and are intended solely for=20 the use of the individual or entity to whom it is addressed and may contain= =20 information that is confidential, legally privileged, protected by privacy= =20 laws, or otherwise restricted from disclosure to anyone else. If you are=20 not the intended recipient or the person responsible for delivering the=20 e-mail to the intended recipient, you are hereby notified that any use,=20 copying, distributing, dissemination, forwarding, printing, or copying of= =20 this e-mail is strictly prohibited. If you received this e-mail in error,= =20 please return the e-mail to the sender, delete it from your computer, and= =20 destroy any printed copy of it. --000000000000a4400e06001b6bc4 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
I wonder if treating WiFi like a transceiver is the better= approach, separating "the computer abstraction" from the remote = radio head.

Then it's a RF Front End(s) / CMOS Radios / PHY(s) /= 802.11 MAC(s) (lower) / 802.3 PAM4 / 100G SERDES / 4 1x25G VCSELs. Pluggab= le like an SFP.

The virtualized APs could support at lea= st 10 and maybe 100s of these via merchant switching silicon and could be k= ilometers away. The MACs lower could be simplified to dual queue a la L4S. = No need for 4 AC queues per MAC. Might be able to throw away 802.11 retries= too and let the upper layers handle it.

May be=C2=A0a good time to = simplify.

Bob

On Fri, Jul 7, 2023 at 2:25=E2=80=AFPM Dave Taht = via Make-wifi-fast <make-wifi-fast@lists.bufferbloat.net> wrote:
preferably using some sort of async= circuitry for minimum interference
and power consumption. I figured, oh, 256MB would be more than enough
for a 10Gbit router.

Instead, we can now layer 64GB on die.

https://blocksandfiles.com/= 2023/07/05/3d-stacked-dram-and-processor-cube/

--
Podcast: https://www.linked= in.com/feed/update/urn:li:activity:7058793910227111937/
Dave T=C3=A4ht CSO, LibreQos
_______________________________________________
Make-wifi-fast mailing list
M= ake-wifi-fast@lists.bufferbloat.net
https://lists.bufferbloat.net/listinfo/make-wif= i-fast

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