From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrey Kuzmin Subject: Re: Btrfs and raw zvol-like partition Date: Sun, 12 Apr 2009 17:13:47 +0400 Message-ID: <2a31deca0904120613s56d8570pc1403284afcac094@mail.gmail.com> References: <49E197BC.40703@enix.org> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Cc: linux-btrfs@vger.kernel.org To: sw@enix.org Return-path: In-Reply-To: <49E197BC.40703@enix.org> List-ID: zvol (interface) does not just 'export raw device' but rather implements volume abstraction and integrates volume management into file-system. Regards, Andrey On Sun, Apr 12, 2009 at 11:26 AM, S=C3=A9bastien Wacquiez = wrote: > Hi, > > A nice feature is ZFS is the "ZVOL" layer, that permit you to export > (directly) a raw device from your zfs pool of disc, with the benefit = of > powerful (growing!) snapshot and easy raid management from zfs. It's > particulary usefull when you use it with virtual server, allowing you= to > centralize all your backup problematic, etc > > Does btrfs plan to support this kind of feature ? (please, don't tell= me > that lvm do, lvm just sucks when you make a snapshot of your disk, an= d lack > of the "growing", commit, rollback, diffsend feature). > > Thanks ! > > > S=C3=A9bastien Wacquiez > > PS : see http://opensolaris.org/os/community/zfs/source/zfstour.png i= f you > don't know what zvol do. > -- > 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 =C2=A0http://vger.kernel.org/majordomo-info.ht= ml > -- 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