From: Theodore Ts'o <tytso@mit.edu>
To: Felipe Monteiro de Carvalho <felipemonteiro.carvalho@gmail.com>
Cc: linux-ext4@vger.kernel.org
Subject: Re: Beginner questions about ext4
Date: Mon, 1 Jul 2013 12:55:24 -0400 [thread overview]
Message-ID: <20130701165524.GB23896@thunk.org> (raw)
In-Reply-To: <CACyNnZNQ00D=hKHZ_wvfwJx3CWt7iELrbgUf_41AzzSAJmxGUw@mail.gmail.com>
On Mon, Jul 01, 2013 at 05:23:13PM +0200, Felipe Monteiro de Carvalho wrote:
> On Sun, Jun 23, 2013 at 1:59 PM, Theodore Ts'o <tytso@mit.edu> wrote:
> > Historically, before flex_bg, the allocation bitmaps and inode tables
> > for a particular block group had to be located within that block
> > group, per the image that you've referenced above.
>
> Thanks, but I'm still not sure: Are all groups flexible groups when
> FLEX_BG feature is activated?
I'm not sure whant you mean by "flexible groups". There is no such
concept.
> If not, I wonder how a reader will recognize which groups were merged ...
And block groups don't get merged.
You should think of a flex block group as a collection of block
groups. (Just as a number of provinces make up country, or a
collection of towns make up a county, and a number of counties make up
a province.)
- Ted
next prev parent reply other threads:[~2013-07-01 16:55 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-12 12:20 Beginner questions about ext4 Felipe Monteiro de Carvalho
2013-06-23 6:29 ` Felipe Monteiro de Carvalho
2013-06-23 11:59 ` Theodore Ts'o
2013-07-01 15:23 ` Felipe Monteiro de Carvalho
2013-07-01 16:55 ` Theodore Ts'o [this message]
2013-07-10 16:13 ` Felipe Monteiro de Carvalho
2013-07-10 17:24 ` Theodore Ts'o
2013-07-11 7:37 ` Felipe Monteiro de Carvalho
2013-07-11 15:23 ` Theodore Ts'o
2013-07-15 10:20 ` Felipe Monteiro de Carvalho
2013-07-15 13:43 ` Theodore Ts'o
2013-07-15 16:09 ` Felipe Monteiro de Carvalho
2013-07-15 16:37 ` Theodore Ts'o
2013-07-15 17:55 ` Felipe Monteiro de Carvalho
2013-07-15 18:10 ` Theodore Ts'o
2013-07-15 18:18 ` Felipe Monteiro de Carvalho
2013-07-15 18:59 ` Theodore Ts'o
2013-07-16 6:14 ` Felipe Monteiro de Carvalho
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