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From: Neil Bothwick <neil@digimed.co.uk>
To: gentoo-user@lists.gentoo.org
Subject: Re: [gentoo-user]  btrfs conversion: first impressions
Date: Wed, 14 May 2014 10:26:39 +0100	[thread overview]
Message-ID: <20140514102639.745d26ee@digimed.co.uk> (raw)
In-Reply-To: <53732F4B.3080302@xunil.at>

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On Wed, 14 May 2014 10:54:35 +0200, Stefan G. Weichinger wrote:

> > No, because each element of the RAID is encrypted separately, so
> > btrfs can still use the good one to repair the bad one. If you were
> > to create an mdadm array, put dm-crypt on that and then btrfs on
> > top, which is more efficient because it encrypts each byte only
> > once, then you would lose the check and repair facilities.  
> 
> What RAID? I think of a laptop with only one SSD inside. You mean the
> duplicated metadata in this case?

Ah right. I've got RAID n the brain because I'm currently resizing the
partitions for a ZFS RAID so I can try out btrfs... and it's all your
fault for starting this thread and piquing my interest in btrfs again!


-- 
Neil Bothwick

Secret hacker rule #11: hackers read manuals.

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  reply	other threads:[~2014-05-14  9:26 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-05-06 10:18 [gentoo-user] planned btrfs conversion: questions Marc Joliet
2014-05-06 18:13 ` [gentoo-user] " James
2014-05-06 23:30   ` Marc Joliet
2014-05-06 22:53 ` [gentoo-user] " Marc Joliet
2014-05-07 15:12   ` Marc Joliet
2014-05-09 21:05   ` Marc Joliet
2014-05-06 22:56 ` William Kenworthy
2014-05-06 23:51   ` Marc Joliet
2014-05-08 11:57     ` William Kenworthy
2014-05-08 18:14       ` Stefan G. Weichinger
2014-05-09 19:59         ` Stefan G. Weichinger
2014-05-10 11:14           ` Stefan G. Weichinger
2014-05-11 12:35             ` Stefan G. Weichinger
2014-05-11 16:17               ` Stefan G. Weichinger
2014-05-11 17:37                 ` Peter Humphrey
2014-05-11 21:24                 ` [gentoo-user] btrfs conversion: first impressions Stefan G. Weichinger
2014-05-12 14:30                   ` Marc Joliet
2014-05-12 18:28                     ` Stefan G. Weichinger
2014-05-13 22:34                       ` Stefan G. Weichinger
2014-05-13 23:02                         ` Neil Bothwick
2014-05-13 23:09                           ` Stefan G. Weichinger
2014-05-14  0:39                             ` Neil Bothwick
2014-05-14  8:01                               ` Stefan G. Weichinger
2014-05-14  8:42                                 ` Neil Bothwick
2014-05-14  8:54                                   ` Stefan G. Weichinger
2014-05-14  9:26                                     ` Neil Bothwick [this message]
2014-05-14  9:30                                       ` Stefan G. Weichinger
2014-05-15  6:17                                         ` Stefan G. Weichinger
2014-05-12 11:19                 ` [gentoo-user] planned btrfs conversion: questions Stefan G. Weichinger
2014-05-08 20:43       ` Marc Joliet
2014-05-10  9:33       ` William Kenworthy
2014-05-11  8:53         ` Mick
2014-05-11 10:43           ` William Kenworthy
2014-05-11 12:29             ` Peter Humphrey
2014-05-11 15:53               ` Alan McKinnon
2014-05-12 14:08           ` Marc Joliet
2014-05-12 14:39             ` Peter Humphrey
2014-05-12 15:04               ` Marc Joliet
2014-05-12 16:15                 ` Dale
2014-05-12 19:12                   ` Marc Joliet
2014-05-12 19:28                 ` Daniel Frey
2014-05-07  2:33 ` [gentoo-user] " Jonathan Callen
2014-05-16 20:15 ` [gentoo-user] experience thus far (was: planned btrfs conversion: questions) Marc Joliet
2014-05-16 20:43   ` Marc Joliet
2014-05-17  0:08   ` [gentoo-user] experience thus far William Kenworthy
2014-05-17  0:44     ` Marc Joliet
2014-05-17  3:02     ` William Kenworthy
2014-05-17  7:53       ` Mick
2014-05-17 11:41         ` Rich Freeman
2014-05-17 10:07     ` Neil Bothwick
2014-05-17 12:35       ` William Kenworthy

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