From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qk1-x72c.google.com (mail-qk1-x72c.google.com [IPv6:2607:f8b0:4864:20::72c]) (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 36C123B2A4 for ; Thu, 6 Feb 2020 18:47:08 -0500 (EST) Received: by mail-qk1-x72c.google.com with SMTP id a23so513012qka.1 for ; Thu, 06 Feb 2020 15:47:08 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:mime-version:subject:date:references:to:in-reply-to:message-id; bh=CuJ8GHvnslWzFYBoaaJkvO7MQyCnAz22RZgmwhMzaiY=; b=S0/IhTLfPYFqca9HSlbaYyB6UAY8YVhYxB/aSJW5VuTOP5kmrW6ushY4pZf23+gdLg zSm4o27B0utCdMuwcs8NIpysEvnxrZw20BQrgDXG4eUw5pCKxOtA1ZKXuKdkrTKhw7rL QZJzCTneZSUoGSo2jZ6plD3LKq4WW98oavDdF1VyxuhOY4mDeO6v456hKDnJr3FaVoXx zMpjdY6gVN6GGUNB1VBvnTpchvZGy4qmK8adKfV4Gj6ZrtA0rfhKd1w/xzThHGrAuQJu nrSjJTdXnw/qG4j+7Y4cYJF6rUSXowIqYVzayGiU2CjIXWvy92PqWYBcTh27P26Lex1z zQDA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:mime-version:subject:date:references:to :in-reply-to:message-id; bh=CuJ8GHvnslWzFYBoaaJkvO7MQyCnAz22RZgmwhMzaiY=; b=tzwXJsCWRhNRTa/nVhaCbLHr4yhZBSkqUi+cXdxAAEA2qb9fUby5e8a4EyMhwyZlCu zzDeh51bK5RKRH1NzjT3qhyuU1ahFnTYXHaCiGoKJL5/IeUOmzK4h3IQtrlwRg3SOiE1 VDlincDAQ9l8LHYEi/XXKCFqAqIwSAXSlNAUitlq7MHKn7i20J2hb1BpWupuZzjqHPTr Z1ZzfW3Lim2OjOU/JRCfTdZA0/jPsi4I1HSxiOKEkMyGI3lCQ6Rb2YKEbBUoBRAeLHGP FOvK/+KOeOvIchcIFSF5PDS86X/oTJhVN7exjgnQTtc6JOjNJuJ8AwHgLYcsDAXgCJL/ 2IaQ== X-Gm-Message-State: APjAAAUZhRdALDg2cnWblk7ANfHQqxdMiSWSNKqCIGTVdSaLxcEizOmV Yr+q4+en06O7t4gewTZ2BHwrhAt4 X-Google-Smtp-Source: APXvYqzXzdj3tIQ9d1f5JrUx8Fgfl6bgq4RPwlp3S8GEdyStA7eo7uDLR4VXNHFC0RNedmI5VIM3NA== X-Received: by 2002:a05:620a:1401:: with SMTP id d1mr4418805qkj.79.1581032827543; Thu, 06 Feb 2020 15:47:07 -0800 (PST) Received: from ?IPv6:2001:470:8c46:0:74e6:938b:cc8a:fef2? ([2001:470:8c46:0:74e6:938b:cc8a:fef2]) by smtp.gmail.com with ESMTPSA id f63sm168925qke.45.2020.02.06.15.47.06 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 06 Feb 2020 15:47:07 -0800 (PST) From: Rich Brown Content-Type: multipart/alternative; boundary="Apple-Mail=_DFA064D6-3528-47E1-B80E-C0B3F35D15B0" Mime-Version: 1.0 (Mac OS X Mail 13.0 \(3608.60.0.2.5\)) Date: Thu, 6 Feb 2020 18:47:06 -0500 References: To: bloat@lists.bufferbloat.net In-Reply-To: Message-Id: <073CE9AB-FE12-402E-BFE3-179DF7BF2093@gmail.com> X-Mailer: Apple Mail (2.3608.60.0.2.5) Subject: Re: [Bloat] Can't Run Tests Against netperf.bufferbloat.net 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: Thu, 06 Feb 2020 23:47:08 -0000 --Apple-Mail=_DFA064D6-3528-47E1-B80E-C0B3F35D15B0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii > On Feb 6, 2020, at 12:00 PM, Matt Taggart wrote: >=20 > This smells like a munin or smokeping plugin (or some other sort of=20 > monitoring) gathering data for graphing. Yup. That is a real possibility. The question is what we do about it. If I understood, we left it at: 1) Toke was going to look into some way to spread the = 'netperf.bufferbloat.net' load across several of our netperf servers. 2) Can someone give me advice about iptables/tc/? to identify IP = addresses that make "too many" connections and either shut them off or = dial their bandwidth back to a 3 or 5 kbps?=20 (If you're terminally curious, Line 5 of = https://github.com/richb-hanover/netperfclean/blob/master/addtoblacklist.s= h shows the current iptables command to drop connections from "heavy = users" identified in the findunfilteredips.sh script. You can read the = current iptables rules at: = https://github.com/richb-hanover/netperfclean/blob/master/iptables.txt) Thanks. Rich= --Apple-Mail=_DFA064D6-3528-47E1-B80E-C0B3F35D15B0 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=us-ascii

On Feb 6, 2020, at 12:00 PM, = Matt Taggart wrote:

This smells = like a munin or smokeping plugin (or some other sort of 
monitoring) gathering data for = graphing.

Yup. That is a real possibility. The question is what we do = about it.

If I = understood, we left it at:

1) Toke was going to look into some way to spread the 'netperf.bufferbloat.net' load across several of our = netperf servers.

2) Can someone give me advice about iptables/tc/? to identify = IP addresses that make "too many" connections and either shut them off = or dial their bandwidth back to a 3 or 5 kbps? 

(If you're terminally = curious, Line 5 of https://github.com/richb-hanover/netperfclean/blob/master/addto= blacklist.sh shows the current iptables command to drop connections = from "heavy users" identified in the findunfilteredips.sh script. You = can read the current iptables rules at: https://github.com/richb-hanover/netperfclean/blob/master/iptab= les.txt)

Thanks.

Rich
= --Apple-Mail=_DFA064D6-3528-47E1-B80E-C0B3F35D15B0--