On Thu, Jul 03, 2014 at 12:46:05AM -0700, phildoch wrote:
> I tested the generation of a certificate with a keypair RSA 4096 bit on two
> different platforms. 
> 
> The openssl command I used is: 
> /openssl req -newkey rsa:4096 -keyout clientKey.pem -out clientReq.pem/
> 
> There was a huge difference in the time it took on each one of the
> platforms. On a first Linux Station it took about 10 seconds. While in the
> second Linux embedded board it took almost 2 minutes!
> 
> Is the strength or efficiency of the processors the only way to explain the
> difference of time?
> 
> Is there a way to reduce the duration of the process?

The issue is probably getting good randomness and your Linux machine might
not provide enough.

Ciao, Marcus
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