From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pd0-f180.google.com ([209.85.192.180]:44488 "EHLO mail-pd0-f180.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750778AbaAEEe5 (ORCPT ); Sat, 4 Jan 2014 23:34:57 -0500 Received: by mail-pd0-f180.google.com with SMTP id q10so16778496pdj.25 for ; Sat, 04 Jan 2014 20:34:56 -0800 (PST) Received: from [10.27.206.105] ([1.23.65.92]) by mx.google.com with ESMTPSA id ju10sm119224238pbd.33.2014.01.04.20.34.49 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Sat, 04 Jan 2014 20:34:55 -0800 (PST) Message-ID: <52C8E0D1.2070904@gmail.com> Date: Sun, 05 Jan 2014 10:04:25 +0530 From: "dhan.war" MIME-Version: 1.0 To: linux-btrfs@vger.kernel.org Subject: how to properly mount an external usb hard drive & other questions Content-Type: text/plain; charset=ISO-8859-1; format=flowed Sender: linux-btrfs-owner@vger.kernel.org List-ID: hi all i am using up to date debian sid with xfce desktop environment. i am using Linux 3.13-rc6-amd64 #1 SMP Debian 3.13~rc6-1~exp1 (2013-12-30) x86_64 GNU/Linux from experimental. i have installed usbmount to auto mount all the devices connected through USB. [cmd# 1] i have created btrfs partition on my external USB hard drive using the following command : # mkfs.btrfs -f -L btrfs -m single /dev/sdc Turning ON incompat feature 'extref': increased hardlink limit per file to 65536 fs created label btrfs on /dev/sdc nodesize 16384 leafsize 16384 sectorsize 4096 size 931.51GiB Btrfs v3.12 [cmd# 2] my permissions of the device : # ls -l /dev/sdc brw-rw---- 1 root floppy 8, 32 Jan 5 09:47 /dev/sdc my questions : [a] does the partition created by me is appropriate ? [b] how do i specify lzo compression in fstab ? last time when i tried to create entry fstab it is complaining about the auto mounting of the device by automount. [c] what compression method is used by btrfs by default for the partitions created using the command mentioned above. [ cmd# 1] [d] does the file permissions for my device are accurate ? [ cmd# 2] [e] what is the appropriate fstab entry for my device ? [ i don't want to remove usbmount]. [f] should i use single or dup for the device ? please provide suggestions for configuring my device appropriately. thank you for reading the message patiently. please alway cc me. regards, wardhan.