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From: Mark Allman <mallman@icir.org>
To: "Toke Høiland-Jørgensen" <toke@toke.dk>
Cc: bloat@lists.bufferbloat.net
Subject: Re: [Bloat] Bufferbloat Paper
Date: Tue, 08 Jan 2013 22:39:20 -0500	[thread overview]
Message-ID: <20130109033920.C47B95B2B40@lawyers.icir.org> (raw)
In-Reply-To: <87r4lvgss4.fsf@toke.dk>

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> > Note the paper does not work in units of *connections* in section 2, but
> > rather in terms of *RTT samples*.  So, nearly 5% of the RTT samples add
> >>= 400msec to the base delay measured for the given remote (in the
> > "residential" case).
> 
> Hmm, yes, I was wondering about this and was unable to fully grok it:
> what, exactly, is an RTT sample? :)

One RTT measurement between the CCZ monitoring point and the remote end
host. 

> Incidentally, are the data extraction scripts available somewhere?
> Might be worthwhile to distribute them as some kind of tool that
> people with interesting vantage points could apply to get useful data?

Well, they are not readily available.  I used a non-public extension to
Bro (that is not mine) to get the RTT samples.  So, that is a sticking
point.  And, then there is a ball of goop to analyze those.  If folks
have a place they can monitor and are interested in doing so, please
contact me.  I can probably get this in shape enough to give you.  But,
I doubt I'll be able to somehow package this for general consumption any
time soon.

allman




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       reply	other threads:[~2013-01-09  3:39 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <87r4lvgss4.fsf@toke.dk>
2013-01-09  3:39 ` Mark Allman [this message]
2013-01-09  5:02   ` David Lang
2013-01-18  1:23     ` grenville armitage
2013-01-17 14:03   ` [Bloat] Passive RTT measurements [was: Re: Bufferbloat Paper] Simon Leinen
2013-01-17 14:08     ` Simon Leinen
2013-01-18 23:16     ` Hagen Paul Pfeifer
2013-01-08 19:03 [Bloat] bufferbloat paper Hal Murray
2013-01-08 20:28 ` Jonathan Morton
2013-01-09  0:12 ` David Lang
2013-01-09  1:59   ` Mark Allman
2013-01-09  4:53     ` David Lang
2013-01-09  5:13       ` Jonathan Morton
2013-01-09  5:32       ` Mark Allman
  -- strict thread matches above, loose matches on Subject: below --
2013-01-08  7:35 Ingemar Johansson S
2013-01-18 22:00 ` Haiqing Jiang
2013-01-07 23:37 [Bloat] Bufferbloat Paper Hagen Paul Pfeifer
2013-01-08  0:33 ` Dave Taht
2013-01-08  0:40   ` David Lang
2013-01-08  2:04   ` Mark Watson
2013-01-08  2:24     ` David Lang
2013-01-09 20:08       ` Michael Richardson
2013-01-08  4:52     ` Mark Watson
2013-01-08  1:54 ` Stephen Hemminger
2013-01-08  2:15   ` Oliver Hohlfeld
2013-01-08 12:44   ` Toke Høiland-Jørgensen
2013-01-08 13:55     ` Mark Allman
2013-01-09  0:03       ` David Lang
2013-01-10 13:01         ` Mark Allman
2013-01-09 20:14       ` Michael Richardson
2013-01-09 20:19         ` Mark Allman
2013-01-09 20:31           ` Michael Richardson
2013-01-10 18:05             ` Mark Allman
2013-01-08 14:04     ` Mark Allman
2013-01-08 17:22   ` Dave Taht
2013-01-09 20:05 ` Michael Richardson
2013-01-09 20:14   ` Mark Allman

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