Re: [openssl-users] Checking for AES-NI accelration

2016-08-10 Thread Jakob Bohm
On 10/08/2016 19:02, Norm Green wrote: I've been wondering how and when OpenSSL decides whether it can use the new aes instructions? Does it decide at build time or at run time? If I build on a CPU that supports aes instructions but run on a cpu that does not, will bad things happen? Or is O

Re: [openssl-users] Checking for AES-NI accelration

2016-08-10 Thread Norm Green
I've been wondering how and when OpenSSL decides whether it can use the new aes instructions? Does it decide at build time or at run time? If I build on a CPU that supports aes instructions but run on a cpu that does not, will bad things happen? Or is OpenSSL smart enough to call functions i

Re: [openssl-users] Checking for AES-NI accelration

2016-08-10 Thread Jan Just Keijser
Hi, On 10/08/16 14:25, Nagesh shamnur wrote: Hi Group, I am running an application which transfers huge chunks of data every second (850Mbps) and the same is secured using openssl. However the CPU usage on windows is very high ( ~ 100%). So as a part of the analysis, I stumbled upon the inf