Messages in this thread | | | Date | Thu, 21 Aug 2014 10:38:03 +0300 | From | Jussi Kivilinna <> | Subject | Re: Kernel crypto API: cryptoperf performance measurement |
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On 2014-08-20 21:14, Milan Broz wrote: > On 08/20/2014 03:25 PM, Jussi Kivilinna wrote: >>> One to four GB per second for XTS? 12 GB per second for AES CBC? Somehow that >>> does not sound right. >> >> Agreed, those do not look correct... I wonder what happened there. On >> new run, I got more sane results: > > Which cryptsetup version are you using? > > There was a bug in that test on fast machines (fixed in 1.6.3, I hope :)
I had version 1.6.1 at hand.
> > But anyway, it is not intended as rigorous speed test, > it was intended for comparison of ciphers speed on particular machine. >
True, but it's nice easy test when compared to parsing results from tcrypt speed tests.
-Jussi
> Test basically tries to encrypt 1MB block (or multiple of this > if machine is too fast). All it runs through kernel userspace crypto API > interface. > (Real FDE is always slower because it runs over 512bytes blocks.) > > Milan >
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