IETF Logo Mail Archive

Re: FYI: Tools to evaluate header compression algorithms

James M Snell <jasnell@gmail.com> Mon, 14 January 2013 15:00 UTC

Return-Path: <ietf-http-wg-request@listhub.w3.org>
X-Original-To: ietfarch-httpbisa-archive-bis2Juki@ietfa.amsl.com
Delivered-To: ietfarch-httpbisa-archive-bis2Juki@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 9D2BF21F8AB8 for <ietfarch-httpbisa-archive-bis2Juki@ietfa.amsl.com>; Mon, 14 Jan 2013 07:00:51 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -8.205
X-Spam-Level:
X-Spam-Status: No, score=-8.205 tagged_above=-999 required=5 tests=[AWL=2.393, BAYES_00=-2.599, HTML_MESSAGE=0.001, RCVD_IN_DNSWL_HI=-8]
Received: from mail.ietf.org ([64.170.98.30]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id g2bcRgddIlq3 for <ietfarch-httpbisa-archive-bis2Juki@ietfa.amsl.com>; Mon, 14 Jan 2013 07:00:50 -0800 (PST)
Received: from frink.w3.org (frink.w3.org [128.30.52.56]) by ietfa.amsl.com (Postfix) with ESMTP id B90BA21F8ABA for <httpbisa-archive-bis2Juki@lists.ietf.org>; Mon, 14 Jan 2013 07:00:50 -0800 (PST)
Received: from lists by frink.w3.org with local (Exim 4.72) (envelope-from <ietf-http-wg-request@listhub.w3.org>) id 1TulVF-00027o-61 for ietf-http-wg-dist@listhub.w3.org; Mon, 14 Jan 2013 14:59:09 +0000
Resent-Date: Mon, 14 Jan 2013 14:59:09 +0000
Resent-Message-Id: <E1TulVF-00027o-61@frink.w3.org>
Received: from maggie.w3.org ([128.30.52.39]) by frink.w3.org with esmtp (Exim 4.72) (envelope-from <jasnell@gmail.com>) id 1TulVB-000274-BR for ietf-http-wg@listhub.w3.org; Mon, 14 Jan 2013 14:59:05 +0000
Received: from mail-ia0-f171.google.com ([209.85.210.171]) by maggie.w3.org with esmtps (TLS1.0:RSA_ARCFOUR_SHA1:16) (Exim 4.72) (envelope-from <jasnell@gmail.com>) id 1TulV5-0001R6-H0 for ietf-http-wg@w3.org; Mon, 14 Jan 2013 14:59:05 +0000
Received: by mail-ia0-f171.google.com with SMTP id q36so3676603iaq.16 for <ietf-http-wg@w3.org>; Mon, 14 Jan 2013 06:58:33 -0800 (PST)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=1zrX3isFSSgnTtIsG0HSz+zeD3V6jnls8IuWem8amUY=; b=xOBFP5qcWrfZdBx+kKiUk1pDcDNRlm/lz4c+ZlFQKe6AOD1irB4gSm9FegqTsTGZst z0OmXnYvb+QEL+GIL9bc2nW/tpF0bd4/lxgMNk9zy3SMmIY3D3pX7s51DsOzdBo6zbER RhmCPiNAvS7Jv35k9kNsc6aYR+YKiMhTQE/SuHw5xB9TtXDmRkHkvIg2j/iRzp4/l25/ DdisXFgiL0tGjQpwlheLMV3oPs9+oxP7OjPn5+F/QGhgNUH7PPKMgvZjac4dvLJ2OiYF PiwDTlwEiXpHGvIDCvpJWIuVsStbG+gCkvJDTloyx1eNm9JoUAlxcoHhmebpwQPR8XRF niOA==
MIME-Version: 1.0
Received: by 10.50.196.227 with SMTP id ip3mr6924812igc.97.1358175513457; Mon, 14 Jan 2013 06:58:33 -0800 (PST)
Received: by 10.64.26.137 with HTTP; Mon, 14 Jan 2013 06:58:33 -0800 (PST)
Received: by 10.64.26.137 with HTTP; Mon, 14 Jan 2013 06:58:33 -0800 (PST)
In-Reply-To: <18B73FFF-350A-424F-ADF9-4B070F7A98B2@mnot.net>
References: <B7943590-9C82-4B5B-B084-89347B9B7D6A@mnot.net> <A7C46E35-DFC2-4E7B-A41A-5074ACEBA31C@mnot.net> <op.wqo4jewmiw9drz@uranium> <18B73FFF-350A-424F-ADF9-4B070F7A98B2@mnot.net>
Date: Mon, 14 Jan 2013 06:58:33 -0800
Message-ID: <CABP7RbfL9HLGziepZoYiAgvct71r+D6ObYR-=Kd7MwT3EiB3=g@mail.gmail.com>
From: James M Snell <jasnell@gmail.com>
To: Mark Nottingham <mnot@mnot.net>
Cc: Martin Nilsson <nilsson@opera.com>, ietf-http-wg@w3.org
Content-Type: multipart/alternative; boundary="14dae934117b05b5c404d340e1fb"
Received-SPF: pass client-ip=209.85.210.171; envelope-from=jasnell@gmail.com; helo=mail-ia0-f171.google.com
X-W3C-Hub-Spam-Status: No, score=-3.5
X-W3C-Hub-Spam-Report: AWL=-2.710, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, FREEMAIL_FROM=0.001, HTML_MESSAGE=0.001, RCVD_IN_DNSWL_LOW=-0.7, SPF_PASS=-0.001
X-W3C-Scan-Sig: maggie.w3.org 1TulV5-0001R6-H0 a6af23f47df797114797a67c5f19cc00
X-Original-To: ietf-http-wg@w3.org
Subject: Re: FYI: Tools to evaluate header compression algorithms
Archived-At: <http://www.w3.org/mid/CABP7RbfL9HLGziepZoYiAgvct71r+D6ObYR-=Kd7MwT3EiB3=g@mail.gmail.com>
Resent-From: ietf-http-wg@w3.org
X-Mailing-List: <ietf-http-wg@w3.org> archive/latest/15859
X-Loop: ietf-http-wg@w3.org
Resent-Sender: ietf-http-wg-request@w3.org
Precedence: list
List-Id: <ietf-http-wg.w3.org>
List-Help: <http://www.w3.org/Mail/>
List-Post: <mailto:ietf-http-wg@w3.org>
List-Unsubscribe: <mailto:ietf-http-wg-request@w3.org?subject=unsubscribe>

What would be helpful is the ability to define multiple compression runs
per compressor subdirectory... But the current design works fine too.
Pretty straightforward really.
On Jan 14, 2013 3:47 AM, "Mark Nottingham" <mnot@mnot.net> wrote:

> Perhaps, but they're not really easy to disentangle; if people are
> interested in the different combinations, they can easily factor the
> compressor code to cover the space (as we're already starting to see with
> James' work).
>
> Cheers,
>
> (of course, if you want to tackle this, a pull request would be welcome)
>
>
> On 10/01/2013, at 11:48 PM, Martin Nilsson <nilsson@opera.com> wrote:
>
> > On Sun, 06 Jan 2013 06:57:01 +0100, Mark Nottingham <mnot@mnot.net>
> wrote:
> >
> >> Quick follow-up:
> >>
> >> I posted more about this here:
> >>  http://www.mnot.net/blog/2013/01/04/http2_header_compression
> >>
> >> In particular, we have graphs for all of the HAR samples I took earlier:
> >>  http://http2.github.com/http_samples/mnot/
> >>
> >
> > One minor issue is that you are comparing both encoding and compression
> at the same time. I.e. you could have a (http, spdy) x (uncompressed,
> delta, delta-huffman, gzip) result matrix.
> >
> > /Martin Nilsson
> >
> > --
> > Using Opera's revolutionary email client: http://www.opera.com/mail/
> >
>
> --
> Mark Nottingham   http://www.mnot.net/
>
>
>
>
>

v2.23.0 | Report a Bug | By Email