From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pg1-x531.google.com (mail-pg1-x531.google.com [IPv6:2607:f8b0:4864:20::531]) (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 63D483CB37 for ; Tue, 27 Jun 2023 10:56:32 -0400 (EDT) Received: by mail-pg1-x531.google.com with SMTP id 41be03b00d2f7-54fbcfe65caso3784229a12.1 for ; Tue, 27 Jun 2023 07:56:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20221208.gappssmtp.com; s=20221208; t=1687877791; x=1690469791; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:from:date:from:to:cc:subject:date :message-id:reply-to; bh=uwCkRx9rcW3AVcsJatbKnV14kSfEa4qEIZsgS+lm+K0=; b=rRFOyjEIdf/+AWrvvxr2n7jfxArYtzS3TEFz7eZczTVW15ayH9jUF6AcNjp3j3YkHj jWcuvEnCXzRtl8fNPqvgvOPherVq/KdI0PgcZh2b6Y/LTZvTh6kjdGPyVdTmO8mQZPyP ngdjYGppxJUdGhxXJbNWBYcNqcVsP8251jwbfQUeOMe8ls/BRbv3rJESXvSGk68v3IKT Q25Cu2pUEao3LTIU3ePfRVIBKuiGYniYovMuxEZ+bgW9c2FD3u/VKJxdxLOHC1GYUo7B hXPtUXhnQF8lmenSpxlvSSdpLHHjAsTjs2Pj+zzfrCM6Ob5TXJmVoJ6jcOoURs9Kyx1A jVfw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1687877791; x=1690469791; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:from:date:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=uwCkRx9rcW3AVcsJatbKnV14kSfEa4qEIZsgS+lm+K0=; b=SMqj8ghaBhQWO2dxOKK8gDAiqd3BP+QVeAja3AJTPnn8vmbX81FDclVdV9th9dTS1r 2f8DyhdOYH6ZCJNBRhJe/FyZzxFF/GihkE/wX70nQVb9Thc1tLEXers5dUbvTiAZgATe U9/G2OND0k34GWaWzWM2NsrdkAK+IGKxPyTIIwQza+W2U3fiuU4c/AIScmqVnV5i3S2Z NTecY/TL/X5nKJOVYIOTLPy7uBs8tCw4t0p8kRLa+LNGlywmdN87MkYZ54FqvNZlkC1+ Nm8U+GW7f2MTJgTGVzzYsn3SW2JE5sj0E73d2Edh7xFDiF0T+u0JDMDUHPkdw3IzNrjB 1H4A== X-Gm-Message-State: AC+VfDwWWh7bTjBnMs/6KW3/WIW97ZPjwVBeqpQrU6u6wkZFBstJwJjY yilUX0o+EwR2rOD1nqjaa4xZ+uKTm6fNyeSLfdcUpQ== X-Google-Smtp-Source: ACHHUZ5FQUzKCTbVdmBYy/lEzbp+ffTrk7CAk7I/Mu+Hw9hvgxRxZm2MBrwdTE+LewwIbZl8FsG0UQ== X-Received: by 2002:a17:90a:8681:b0:263:7d8:4a with SMTP id p1-20020a17090a868100b0026307d8004amr5356846pjn.18.1687877791278; Tue, 27 Jun 2023 07:56:31 -0700 (PDT) Received: from hermes.local (204-195-120-218.wavecable.com. [204.195.120.218]) by smtp.gmail.com with ESMTPSA id gm4-20020a17090b100400b0025023726fc4sm4691407pjb.26.2023.06.27.07.56.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 27 Jun 2023 07:56:30 -0700 (PDT) Date: Tue, 27 Jun 2023 07:56:28 -0700 From: Stephen Hemminger To: "David P. Reed" Cc: bloat@lists.bufferbloat.net, cake@lists.bufferbloat.net Message-ID: <20230627075628.1d8d3b7d@hermes.local> In-Reply-To: <1687837319.447910185@mobile.rackspace.com> References: <1687837319.447910185@mobile.rackspace.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Subject: Re: [Bloat] Two questions re high speed congestion management anddatagram protocols X-BeenThere: bloat@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: General list for discussing Bufferbloat List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 27 Jun 2023 14:56:32 -0000 On Mon, 26 Jun 2023 23:41:59 -0400 (EDT) "David P. Reed" wrote: > Sorry for top posting, but ... Bigger question: > Why would DCCP be deprecated by Linux kernel? > Who makes that decision? Who argues against it? No one uses it, and unused protocols are targeted by hackers. And there are few tests and no maintainer.