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Re: [PATCH] prepare_packed_git(): sort packs by age and localness.

From
Shawn O. Pearce <spearce@spearce.org>
Date
Mar 11, 2007, 02:34 UTC
Message-ID
<20070311023422.GE10343@spearce.org>
In-Reply-To
<7vtzwsy0lb.fsf@assigned-by-dhcp.cox.net>
Junio C Hamano <junkio@cox.net> wrote:
Show 9 quoted lines
> When accessing objects, we first look for them in packs that
> are linked together in the reverse order of discovery.
> 
> Since younger packs tend to contain more recent objects, which
> are more likely to be accessed often, and local packs tend to
> contain objects more relevant to our specific projects, sort the
> list of packs before starting to access them.  In addition,
> favoring local packs over the ones borrowed from alternates can
> be a win when alternates are mounted on network file systems.
ACK.  But...
 
> diff --git a/cache.h b/cache.h
> @@ -431,6 +432,7 @@ extern off_t find_pack_entry_one(const unsigned char *, struct packed_git *);
> +void rearrange_packed_git(void);
Is that really necessary to make public?
-- 
Shawn.
Previous: Junio C HamanoNext: Junio C Hamano
Message 2 of 3 in “prepare_packed_git(): sort packs by age and localness.”
  1. prepare_packed_git(): sort packs by age and localness.Junio C Hamano, Mar 11, 2007
  2. Shawn O. PearceMar 11, 2007
  3. Junio C HamanoMar 11, 2007

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