[svn.haxx.se] · SVN Dev · SVN Users · SVN Org · TSVN Dev · TSVN Users · Subclipse Dev · Subclipse Users · this month's index

Re: gzip compression (was: Re: Logging Subversion client HTTP requests)

From: Manuel Lemos <mlemos_at_acm.org>
Date: Fri, 05 Aug 2011 05:00:38 -0300

Hello,

on 08/01/2011 04:55 AM ehuels_at_gmail.com said the following:
> Please note that many of the responses subversoin sends are already
> compressed as binary difference streams against the previous version.
> Gzip compression on REPORT responses isn't going to yield an average
> factor 5 compression rate.

Last time that I looked, those REPORT responses were XML documents and
the delta data seemed to be encoded in base64, so that would still leat
to a lot of compression gains.

> Sent from my Nokia phone -----Original Message----- From: Ryan
> Schmidt Sent: 01/08/2011, 09:43 To: Manuel Lemos Cc: Andreas Krey;
> Erik Huelsmann; users_at_subversion.apache.org Subject: Re: gzip
> compression (was: Re: Logging Subversion client HTTP requests)
>
>
>
> On Aug 1, 2011, at 02:16, Manuel Lemos wrote:
>
>> Anyway, another odd thing is that the client always sends a request
>> header saying it can handle HTTP compression but SubVersion servers
>> seem to never compress responses.
>>
>> Given than a typical gzip encoding can compress text data about 5
>> times, it seemed to me there is a great opportunity to make
>> SubVersion HTTP server accesses much faster, but that opportunity
>> is not being addressed because SubVersion HTTP servers do not
>> compress responses. Again I maybe missing something here.
>
> I believe that's something you can set up in your httpd.conf if
> desired. It's a feature of Apache and not specific to (nor
> configurable from) Subversion.
>
>

-- 
Regards,
Manuel Lemos
JS Classes - Free ready to use OOP components written in JavaScript
http://www.jsclasses.org/
Received on 2011-08-05 10:01:48 CEST

This is an archived mail posted to the Subversion Users mailing list.

This site is subject to the Apache Privacy Policy and the Apache Public Forum Archive Policy.