Re: btrfs on LUKS
On Thu, 01 Nov 2012 12:09:43 -0500
Stan Hoeppner <stan@hardwarefreak.com> wrote:
> On 10/31/2012 7:56 PM, Celejar wrote:
> > On Wed, 31 Oct 2012 19:01:40 -0500
> > Stan Hoeppner <stan@hardwarefreak.com> wrote:
>
> >> Why didn't you purchase a self encrypting SSD? Eliminates all of these
> >> issues. Lots of them available today.
>
> > Price? Doing a quick check on Newegg, the cheapest SSDs currently start
> > at about $50-$60 (although one can occasionally find one on sale /
> > special / after rebate for $20-$30), and searching within those
> > results for 'encryption' indicates that the cheapest with that
> > capability is about $95.
>
> Your methods are not sufficient. Newegg doesn't provide the necessary
> information in it's product database.
>
> SandForce 1000/2000 series controllers do automatic transparent AES-128
> or AES-256 encryption depending on controller model, and do so while
> achieving much higher performance than all other SSD controllers on the
> market. They also support a boot time disk password.
>
> http://www.lsi.com/technology/duraclass/Pages/Automatic-Encryption.aspx
>
> This $45 40GB Mushkin drive has an SF-1200 controller:
> http://www.newegg.com/Product/Product.aspx?Item=N82E16820226168
>
> This $90 120GB OCZ Agility3 has an SF-2281 controller:
> http://www.newegg.com/Product/Product.aspx?Item=N82E16820227914
>
> Thus cost isn't really a factor. The $45 is current regular price on
> Mushkin, not after rebate, etc. Frankly I'd be surprised that anyone
> would be anything but a SandForce based SSD today, given the
> price/performance/capacity ratio. The OP's SSD may in fact be a
> SandForce model, and he may simply not be aware of it, or the features I
> mentioned above.
Huh - live and learn. I had no idea that SandForce supported AES in hardware.
Celejar
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