From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Fajar A. Nugraha" Subject: Re: BTRFS, encrypted LVM and disk write cache ? Date: Fri, 13 May 2011 16:43:00 +0700 Message-ID: References: <1305179125.3106.3.camel@tethys> <20110512154224.GD19041@dhcp231-156.rdu.redhat.com> <1305236204.3277.1.camel@tethys> <1305277193.3052.24.camel@tethys> <1305279210.3052.28.camel@tethys> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Cc: Linux BTRFS To: =?ISO-8859-1?Q?Sw=E2mi_Petaramesh?= Return-path: In-Reply-To: <1305279210.3052.28.camel@tethys> List-ID: On Fri, May 13, 2011 at 4:33 PM, Sw=E2mi Petaramesh wrote: > # uname -a > Linux tethys 2.6.38-8-generic #42-Ubuntu SMP Mon Apr 11 03:31:50 UTC > 2011 i686 i686 i386 GNU/Linux > > # mount | grep btrfs > /dev/mapper/VG1-TETHYS on / type btrfs > (rw,relatime,subvol=3DUBUNTU,compress=3Dzlib) > /dev/mapper/VG1-TETHYS on /tmp type btrfs > (rw,relatime,subvol=3DTMP,compress=3Dzlib) > /dev/mapper/VG1-TETHYS on /home type btrfs > (rw,relatime,subvol=3DHOME,compress=3Dzlib) > /dev/mapper/VG1-TETHYS on /var type btrfs > (rw,relatime,subvol=3DVAR,compress=3Dzlib) > /dev/sda2 on /boot type btrfs (rw,relatime,compress=3Dzlib) > Weird. $ sudo btrfs su li / ID 256 top level 5 path natty ID 258 top level 5 path home $ sudo mount /dev/sda2 -o subvol=3Dhome /mnt/tmp $ ls /mnt/tmp $ sudo umount /mnt/tmp $ sudo mount /dev/sda2 -o subvolid=3D258 /mnt/tmp $ ls /mnt/tmp user $ sudo umount /mnt/tmp $ uname -a Linux HP 2.6.38-9-generic #43-Ubuntu SMP Thu Apr 28 15:25:15 UTC 2011 i686 i686 i386 GNU/Linux I don't even know what got mounted when I use "-o subvol=3Dhome" since all of my subvolumes have some files/directory on it, while the mount shows nothing on it :P --=20 =46ajar -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" = in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html