From: Felipe Monteiro de Carvalho Subject: Re: Beginner questions about ext4 Date: Mon, 15 Jul 2013 12:20:01 +0200 Message-ID: References: <20130623115953.GA16193@thunk.org> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Cc: linux-ext4@vger.kernel.org To: "Theodore Ts'o" Return-path: Received: from mail-pa0-f51.google.com ([209.85.220.51]:43349 "EHLO mail-pa0-f51.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754869Ab3GOKUC (ORCPT ); Mon, 15 Jul 2013 06:20:02 -0400 Received: by mail-pa0-f51.google.com with SMTP id lf11so11106939pab.10 for ; Mon, 15 Jul 2013 03:20:01 -0700 (PDT) In-Reply-To: <20130623115953.GA16193@thunk.org> Sender: linux-ext4-owner@vger.kernel.org List-ID: On Sun, Jun 23, 2013 at 1:59 PM, Theodore Ts'o wrote: > This had two difficulties. The first is that every 128MB (assuming a > 4k blocksize and the default/maximum number of blocks per block > group), there would be file system metadata, thus breaking up the > maximum contiguous free space available for data blocks. But the break up of contiguous free space still occurs, because each group has a group descriptor in it's beginning, right? -- Felipe Monteiro de Carvalho