All of lore.kernel.org
 help / color / mirror / Atom feed
From: Elrond <elrond+kernel.org@samba-tng.org>
To: git@vger.kernel.org
Subject: Re: Compression speed for large files
Date: Mon, 3 Jul 2006 12:42:20 +0000 (UTC)	[thread overview]
Message-ID: <loom.20060703T143544-407@post.gmane.org> (raw)
In-Reply-To: 81b0412b0607030503p63b4ee31v7776bd155d3dab29@mail.gmail.com

Joachim B Haga <cjhaga <at> fys.uio.no> writes:
[...]
>   method                 time (s)  object size (kB)
>   Z_BEST_COMPRESSION     62.0      17136
>   Z_DEFAULT_COMPRESSION  10.4      16536
>   Z_BEST_SPEED            4.8      17071
> 
> In this case Z_BEST_COMPRESSION also compresses worse,
[...]

I personally find that very interesting, is this a known "issue" with zlib?
It suggests, that with different options, it's possible to create smaller
repositories, despite the 'advertised' (by zlib, not git) "best" compression.


Alex Riesen <raa.lkml <at> gmail.com> writes:
[...]
> Probably yes, as a per-repo config option.

The option probably should be the size for which to start using
"default" compression.


    Elrond

  reply	other threads:[~2006-07-03 12:43 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-07-03 11:13 Compression speed for large files Joachim B Haga
2006-07-03 12:03 ` Alex Riesen
2006-07-03 12:42   ` Elrond [this message]
2006-07-03 13:44     ` Joachim B Haga
2006-07-03 13:32   ` Joachim Berdal Haga
     [not found]     ` <Pine.LN X.4.64.0607031030150.1213@localhost.localdomain>
2006-07-03 14:33     ` Nicolas Pitre
2006-07-03 14:54       ` Yakov Lerner
2006-07-03 15:17         ` Johannes Schindelin
2006-07-03 16:31       ` Linus Torvalds
2006-07-03 18:59         ` [PATCH] Make zlib compression level configurable, and change default Joachim B Haga
2006-07-03 19:33           ` Linus Torvalds
2006-07-03 19:50             ` Linus Torvalds
2006-07-03 20:11             ` Joachim B Haga
2006-07-03 19:02         ` [PATCH] Use configurable zlib compression level everywhere Joachim B Haga
2006-07-03 19:43           ` Junio C Hamano
2006-07-07 21:53             ` David Lang
2006-07-08  2:10               ` Johannes Schindelin
2006-07-03 21:45 ` Compression speed for large files Jeff King
2006-07-03 22:25   ` Joachim Berdal Haga
2006-07-03 23:02     ` Linus Torvalds
2006-07-04  5:42       ` Joachim Berdal Haga

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=loom.20060703T143544-407@post.gmane.org \
    --to=elrond+kernel.org@samba-tng.org \
    --cc=git@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.