Re: LUKS/ dm-crypt/ ext4 appears to be single threaded
On Mon, 19 Mar 2012, David Christensen wrote:
> On 03/18/2012 06:50 PM, Henrique de Moraes Holschuh wrote:
> >Just get a box with a supported very-high-speed AES hardware accelerator
> >(e.g. recent amd64/x86-64 processors with AES-NI), and tune your dm-crypt
> >usage to cyphers that can be hardware accelerated.
>
> Yes, my next machine will have AES-NI. :-)
>
> But, the problem is processes with a long-lived writes blocking
> everything else, not encryption/ decryption speed.
Well, you could try the deadline IO scheduler...
--
"One disk to rule them all, One disk to find them. One disk to bring
them all and in the darkness grind them. In the Land of Redmond
where the shadows lie." -- The Silicon Valley Tarot
Henrique Holschuh
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