From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qt0-x229.google.com (mail-qt0-x229.google.com [IPv6:2607:f8b0:400d:c0d::229]) (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 A277D3BA8E for ; Tue, 31 Jul 2018 23:31:51 -0400 (EDT) Received: by mail-qt0-x229.google.com with SMTP id n6-v6so18441979qtl.4 for ; Tue, 31 Jul 2018 20:31:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc:content-transfer-encoding; bh=i7YpRVsPvtMM5URbD15Tqeb2yVXf19LzkBk9edWoxFE=; b=WSm+fzpATl1i4NCxH5sBUcylKA6sR13ALuiUdOhSzgCp66jXuhQGAvEVUJ0X64Rr09 Glj/+1zge4IlNYpHGu65owhKf+eO0GERQEkrGvuzTde7AeAjwv7lyo0bticzWf2JmlAE PnWyDM/U8jEs1igP5JrAbbjDeibrl1YT08viZO2AKC+eGTd25/UN7t/C8FaDT/YoIhGT YBA/ndQ7GR1BnhJ1RIxy5ZDEqykRlDtISar2WWi7My1k3reIvfgwfmuSX1QoP/KxpMaL P+M/rhzkMQQrxddJ/bGVLXOpYgEIjSyqG7VS6CKzTkvfuNEIGmfdXB/SFjSl6svBGJNL nb6g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc:content-transfer-encoding; bh=i7YpRVsPvtMM5URbD15Tqeb2yVXf19LzkBk9edWoxFE=; b=qSPj//k7FGlORuoxr6b4dNrtZJPft+0k8jrdVdJDp8yQt8UdDEEWAJtGZLnC2k2hh2 Ht7WO81aN00m6D3KF+yQl9lEaRbEVwukdVGtDwYKW1ZPreRkENXcotqJjuLzvtiG/JRf 4Myw31MYp9QUtWbM/exG8e/8bCcGRr93TtacG7GbY40eCGhbVNH0scAKFFkGOxKa4Hwi mp8KwZAQ8Btx4nSLhykW1pFjPrHPgZWVJJgQ6Dn3bG7M0XGhOLoWRHLyzjbO9y3+IHMd 4kt7IYVYm5V7gYCuOIrTkGx9tSK/OxtusdWUJbqdhnUbJpHZTf595L/bhXqxjR/khfug iv/Q== X-Gm-Message-State: AOUpUlF97U4vQluU0kMWsl/2EBB1WdvdYetzJg7HZM+S/1YZIs7g+mZd G2lZTKrxRj8f5u98gdXI5Os6pTe61aT/VFJM3Xk= X-Google-Smtp-Source: AAOMgpfEe1SJ7/xeGD2qUCiJ3PLowzQXsWCndO621GK81PDOFfIdM/6Cu/eSeazF9fR5epSr6ungsi4gUUXmJmw5Okc= X-Received: by 2002:a0c:9e5a:: with SMTP id z26-v6mr21692228qve.15.1533094311218; Tue, 31 Jul 2018 20:31:51 -0700 (PDT) MIME-Version: 1.0 References: <5FE89117-5CA4-4F0F-9E65-73777CB68E13@heistp.net> In-Reply-To: <5FE89117-5CA4-4F0F-9E65-73777CB68E13@heistp.net> From: Dave Taht Date: Tue, 31 Jul 2018 20:31:39 -0700 Message-ID: To: Pete Heist Cc: Cake List Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Subject: Re: [Cake] apu2 hangs on net-next X-BeenThere: cake@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: Cake - FQ_codel the next generation List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 01 Aug 2018 03:31:51 -0000 On Tue, Jul 31, 2018 at 2:54 AM Pete Heist wrote: > > > > On Jul 31, 2018, at 12:54 AM, Dave Taht wrote: > > > > I put the latest net-next kernel onto one of my apu2s. > > > > routing *anything* through it, under fq_codel or cake, it runs for a > > few seconds under 128 stream load then hangs completely requiring a > > reboot. I have to go hook up a serial cable... sigh.... > > > > example blowing up test: > > > > flent -H 172.26.16.10 -t '128flows-routed-fq_codel_4' > > --te=3Ddownload_streams=3D128 tcp_ndown > > > > Tests to it are fine. > > > > I'm curious if the openwrt rc2 for it is stable? 4.9? > > This isn=E2=80=99t the same test or kernel, but I don=E2=80=99t see a pro= blem running 128 flows *generated by* the APU2 with fq_codel or Cake at lin= e rate with kernel 4.9.110-1. Of course, when it=E2=80=99s actually generat= ing the traffic, it=E2=80=99s out of CPU at these speeds. I=E2=80=99ll see = if I can do a pure routing test later at the lab, to at least exonerate 4.9= =E2=80=A6 > I've had no lockup trouble shaping to 100mbit on this kernel. Just at attempting line rates. --=20 Dave T=C3=A4ht CEO, TekLibre, LLC http://www.teklibre.com Tel: 1-669-226-2619