[dm-crypt] dm-crypt multithreaded yet?

Brian J. Murrell brian at interlinx.bc.ca
Thu Aug 9 12:09:29 CEST 2012


On 12-08-08 11:17 PM, Marc MERLIN wrote:
> 
> If that helps, my 500MB/s SSD is giving me 270MB/s when reading an encrypted
> file (i.e. going through the block and the filesystem layer) on my laptop:
> Intel(R) Core(TM) i7-3520M CPU @ 2.90GHz

That would be AES-NI giving you that throughput.  Unfortunately not all
of us have AES-NI (and nor can we just throw away an entire laptop just
to get it) but do have lots of idle cores sitting around that could help
out.

b.

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