From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ot1-x336.google.com (mail-ot1-x336.google.com [IPv6:2607:f8b0:4864:20::336]) (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 6C0A13CB35 for ; Thu, 8 Aug 2019 12:17:33 -0400 (EDT) Received: by mail-ot1-x336.google.com with SMTP id j11so20423856otp.10 for ; Thu, 08 Aug 2019 09:17:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to :content-transfer-encoding; bh=JJxYyVwdcpJCh5zveAGKFMRy19+2wuIf2a+YQvH2Ofc=; b=T2lqbuTkIjCZLPthizAvCM8ABoNBaUI09RlPTaJwgoiNAOKB7xu6XbG/rN/UtO2HJe 102h7JvWyWyBNF9GjgJ9qtbuKVEv5WLRRiq+LZN6WMZGvy0QRgqqNVJGeEy9wqbUnQCQ kshMPssoAdAEydvBHnTtKB2kKP03HYkS6yxObGenFG8rDdv53P3sYRoeR+RsgJLVG5O6 3F4Yo4fvypiw0G2OzG5BO0paiTmaQYrH1Dmhyfz5hMBhMxgo0YaQi2DNLITxB1+FZd2y N3OeXJMgPS1Q5byc06nSekEsJplFltzxJHexrMgRbF3JHDT6Qs+Opd3KfDa6fSntY9Zn iXNA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to :content-transfer-encoding; bh=JJxYyVwdcpJCh5zveAGKFMRy19+2wuIf2a+YQvH2Ofc=; b=CH24YP//HNPO367Sj1x15afV2i11TUjf+fNK210OMIpK6OmV2dm6kwFda+BAc7/yXR jenYP7rAVKI2nUqB/M3w05cCdpA3v4+tKbM/ChZDvUN3aZWe/eqyz77ODBDkQePh8ZCq oY9i7SsVnDYgpQ8xpOR2vAhMU9OODWLqS5GvHQ7zivaZqC9XW4mtcEwwwiHZH+4UCGZn U6Q4B6zz6SeZaEpKYh27y0E9UqvUOSQJ7fP+4eC3DtTCbwBlB4QYi+Zvwa23sdoKlR7w G1FoCe7tueZ9/3dPkN+VBxTqdLOozvctWjIkcwUALq49D8JiwAWkuDn+t2vt2xEDtUU8 E7zw== X-Gm-Message-State: APjAAAV2TgRg9af3Z+L2uT0ujn94X5uSRCTHLfvYVXhGxdFxU+rEL/e/ PmTfYA7loAx/kwLJSHHs97m5PEBEDdgy1lTu2N7HmObX16c= X-Google-Smtp-Source: APXvYqzC4arR5x2epwpyU/Q8cNj+llOOU3UOz8PYZR8uYe55xqErOU6NNAAhsiC8s3YjUv1WmU2imKdDPQ2worNaGk0= X-Received: by 2002:a5d:9d42:: with SMTP id k2mr16729786iok.45.1565281052572; Thu, 08 Aug 2019 09:17:32 -0700 (PDT) MIME-Version: 1.0 From: Dave Taht Date: Thu, 8 Aug 2019 09:17:21 -0700 Message-ID: To: ECN-Sane Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Subject: [Ecn-sane] sce ramp vs threshold X-BeenThere: ecn-sane@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: Discussion of explicit congestion notification's impact on the Internet List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 08 Aug 2019 16:17:33 -0000 My original understanding of sce was that a threshold function sufficed for fq, and a ramp was needed for single queues. Is that still the case? I *reallly* want to see the cpu overhead of this stuff on cheap hardware, so I'm fiddling with this: https://github.com/dtaht/fq_codel_fast/commit/9e6ab76c81fd26f22806f19476481= a1b92c9703e --=20 Dave T=C3=A4ht CTO, TekLibre, LLC http://www.teklibre.com Tel: 1-831-205-9740