From: Jakub Narebski <jnareb@gmail.com>
To: git@vger.kernel.org
Subject: Re: Why do base objects appear behind the delta in packs?
Date: Tue, 29 Aug 2006 16:58:59 +0200 [thread overview]
Message-ID: <ed1kn3$c3r$1@sea.gmane.org> (raw)
In-Reply-To: 20060829134233.GA21335@spearce.org
Shawn Pearce wrote:
> From a data locality perspective putting the base object before
> or after the delta shouldn't matter, as either way the delta
> is useless without the base. So placing the base immediately
> before the delta should perform just as well as placing it after.
> Either way the OS should have the base in cache by the time the
> delta is being accessed.
_Should_ perform? Have you got any measurements of speed of creating "base
before delta" pack, and reading objects from this kind of pack?
--
Jakub Narebski
Warsaw, Poland
ShadeHawk on #git
next prev parent reply other threads:[~2006-08-29 15:00 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-08-29 13:42 Why do base objects appear behind the delta in packs? Shawn Pearce
2006-08-29 14:40 ` Nicolas Pitre
2006-08-29 14:58 ` Jakub Narebski [this message]
2006-08-29 16:27 ` Shawn Pearce
2006-08-29 17:34 ` Junio C Hamano
2006-08-29 17:44 ` Shawn Pearce
2006-08-29 18:16 ` Nicolas Pitre
2006-08-29 18:32 ` Shawn Pearce
2006-08-29 19:23 ` Jon Smirl
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