Gentoo Archives: gentoo-portage-dev

From: Sergei Trofimovich <slyfox@g.o>
To: gentoo-portage-dev@l.g.o
Cc: cloos@×××××××.com, Mike Frysinger <vapier@g.o>
Subject: Re: [gentoo-portage-dev] [PATCH v2] prepman: do not compress files <=128 bytes
Date: Thu, 21 Mar 2013 16:43:42
Message-Id: 20130321194302.17734fcd@sf
In Reply to: Re: [gentoo-portage-dev] [PATCH v2] prepman: do not compress files <=128 bytes by James Cloos
1 On Thu, 21 Mar 2013 07:51:49 -0400
2 James Cloos <cloos@×××××××.com> wrote:
3
4 > >>>>> "MF" == Mike Frysinger <vapier@g.o> writes:
5 >
6 > MF> +SIZE_LIMIT='128'
7 >
8 > The limit probably should be larger, given that nothing which fits into
9 > one filesystem block will use less space compressed.
10
11 While it's usually true btrfs does not store things in blocks and
12 allocates space in byte ranges. All filesystem (data or meta)
13 modifications are copy-on-write thus it does not needs "growth holes"
14 by design.
15
16 --
17
18 Sergei

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