> On Dec 6, 2018, at 4:04 PM, Xin LI <[email protected]> wrote:
> 
> On Thu, Dec 6, 2018 at 11:37 AM John Nielsen <[email protected]> wrote:
>> 
>> I have upgraded two physical machines from 11-STABLE to 12-STABLE recently 
>> (one is 12.0-PRERELEASE r341380 and the other is 12.0-PRERELEASE r341391). I 
>> noticed today that neither machine seems to be utilizing /dev/crypto. 
>> Typically I see at least ssh/sshd have the device open plus some programs 
>> from ports. But 'fuser' doesn't list any processes on either machine:
>> 
>> # fuser /dev/crypto
>> /dev/crypto:
>> 
>> Both machines are running custom kernels that include "device crypto" and 
>> "device cryptodev". One of them additionally has "device aesni".
>> 
>> Is anyone else seeing this? Any idea what would cause it?
> 
> Your average OpenSSL applications should not use /dev/crypto, if your
> goal is to utilize AES-NI (which does not require /dev/crypto).  On
> capable systems, AES-NI would be used automatically (and it's faster
> this way).

Thanks for the response. Is there a way to verify that AES-NI is being used for 
e.g. ssh? I'm also curious why/when/how the change to not use (or support?) 
/dev/crypto from base openssl was made.

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