From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp45.i.mail.ru ([94.100.177.105]:58839 "EHLO smtp45.i.mail.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752038AbcGAUOG (ORCPT ); Fri, 1 Jul 2016 16:14:06 -0400 Received: from 82-169-65-155.ip.telfort.nl ([82.169.65.155]:32994 helo=centurion.home) by smtp45.i.mail.ru with esmtpa (envelope-from ) id 1bJ4p8-0000hh-4o for linux-btrfs@vger.kernel.org; Fri, 01 Jul 2016 23:14:02 +0300 Received: from [192.168.1.85] (Furia.home [192.168.1.85]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by centurion.home (Postfix) with ESMTPSA id C421F23EB01 for ; Fri, 1 Jul 2016 22:13:59 +0200 (CEST) From: Dmitry Katsubo Subject: btrfs defrag questions To: linux-btrfs Message-ID: <5776CF08.5040601@mail.ru> Date: Fri, 1 Jul 2016 22:14:00 +0200 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Sender: linux-btrfs-owner@vger.kernel.org List-ID: Hello everyone, Question #1: While doing defrag I got the following message: # btrfs fi defrag -r /home ERROR: defrag failed on /home/user/.dropbox-dist/dropbox: Success total 1 failures I feel that something went wrong, but the message is a bit misleading. Provided that Dropbox is running in the system, does it mean that it cannot be defagmented? Question #2: Suppose that in above example /home/ftp is mounted as another btrfs array (not subvolume). Will 'btrfs fi defrag -r /home' defragment it (recursively) as well? -- With best regards, Dmitry