From: Junio C Hamano <gitster@pobox.com>
To: Sam Vilain <sam@vilain.net>
Cc: Marco Costalba <mcostalba@gmail.com>,
Git Mailing List <git@vger.kernel.org>
Subject: Re: Decompression speed: zip vs lzo
Date: Wed, 09 Jan 2008 15:49:46 -0800 [thread overview]
Message-ID: <7vprwaeezp.fsf@gitster.siamese.dyndns.org> (raw)
In-Reply-To: <47855765.9090001@vilain.net> (Sam Vilain's message of "Thu, 10 Jan 2008 12:23:17 +1300")
Sam Vilain <sam@vilain.net> writes:
> I think to go forward this would need a prototype and benchmark figures
> for things like "annotate" and "fsck --full" - but bear in mind it would
> be a long road to follow-up to completion, as repository compatibility
> would need to be a primary concern and this essentially would create a
> new pack type AND a new *object* type. Not only that, but currently
> there is no header in the objects on disk which can be used to detect a
> gzip vs. an lzop stream. Not really worth it IMHO - gzip is already
> fast enough on even the most modern processor these days.
For the compression type detection, I was hoping that we could
do something like sha1_file.c::legacy_loose_object(), but I tend
to agree it is not probably worth it.
prev parent reply other threads:[~2008-01-09 23:50 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-09 22:01 Decompression speed: zip vs lzo Marco Costalba
2008-01-09 22:55 ` Junio C Hamano
2008-01-09 23:23 ` Sam Vilain
2008-01-09 23:31 ` Johannes Schindelin
2008-01-10 1:02 ` Sam Vilain
2008-01-10 5:02 ` Sam Vilain
2008-01-10 9:16 ` Pierre Habouzit
2008-01-10 20:39 ` Nicolas Pitre
2008-01-10 21:01 ` Linus Torvalds
2008-01-10 21:30 ` Nicolas Pitre
2008-01-11 8:57 ` Pierre Habouzit
2008-01-10 21:45 ` Sam Vilain
2008-01-10 22:03 ` Linus Torvalds
2008-01-10 22:28 ` Sam Vilain
2008-01-10 22:56 ` Linus Torvalds
2008-01-11 1:01 ` Sam Vilain
2008-01-11 2:10 ` Linus Torvalds
2008-01-11 6:29 ` Sam Vilain
2008-01-11 7:05 ` Sam Vilain
2008-01-11 16:03 ` Linus Torvalds
2008-01-12 1:52 ` Sam Vilain
2008-01-12 2:32 ` Nicolas Pitre
2008-01-12 3:06 ` Sam Vilain
2008-01-12 16:09 ` Nicolas Pitre
2008-01-12 16:44 ` Johannes Schindelin
2008-01-12 4:46 ` Junio C Hamano
2008-01-10 21:51 ` Marco Costalba
2008-01-10 22:01 ` Sam Vilain
2008-01-10 22:18 ` Nicolas Pitre
2008-01-11 9:45 ` Pierre Habouzit
2008-01-11 14:27 ` Nicolas Pitre
2008-01-11 14:18 ` Morten Welinder
2008-01-10 3:41 ` Nicolas Pitre
2008-01-10 6:55 ` Marco Costalba
2008-01-10 11:45 ` Marco Costalba
2008-01-10 12:12 ` Johannes Schindelin
2008-01-10 12:18 ` Marco Costalba
2008-01-10 19:34 ` Dana How
2008-01-09 23:49 ` Junio C Hamano [this message]
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