From: Neil Bothwick <neil@digimed.co.uk>
To: gentoo-user@lists.gentoo.org
Subject: Re: [gentoo-user] Fileserver with Raid + Crypto + BtrFS
Date: Wed, 11 Nov 2015 18:19:12 +0000 [thread overview]
Message-ID: <20151111181912.071db258@digimed.co.uk> (raw)
In-Reply-To: <56437653.2080603@ramses-pyramidenbau.de>
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On Wed, 11 Nov 2015 18:09:39 +0100, Ralf wrote:
> Btrfs supports Raid10 but no block-crypto.
>
> If I would use a HD->MD Raid->Luks->Btrfs stack, I don't benefit from
> the Raid implementation of Btrfs.
Nor do you get the automatic repair of corruption that btrfs RAID offers.
> If I would use a HD->Luks->Btrfs stack, then I would have to use four
> different LUKS devices, which results in four individual encryptions
> (and I don't have AES-NI, so this would be a tremendous slowdown).
It would definitely be slower, but maybe not "tremendously".
> What would be the best way to have a Raid 10 together with a encrypted
> Btrfs?
What about crypto on top of btrfs using a stacked filesystem like
ecryptfs?
--
Neil Bothwick
A good pun is its own reword.
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next prev parent reply other threads:[~2015-11-11 18:19 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-11 17:09 [gentoo-user] Fileserver with Raid + Crypto + BtrFS Ralf
2015-11-11 18:19 ` Neil Bothwick [this message]
2015-11-11 21:18 ` Ralf
2015-11-11 22:54 ` Neil Bothwick
2015-11-11 23:08 ` Neil Bothwick
2015-11-12 8:01 ` Marc Joliet
2015-11-11 22:19 ` Marc Stürmer
2015-11-11 23:14 ` Nuno Magalhães
2015-11-12 6:01 ` J. Roeleveld
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