PGP: Not enough random bytes available. Please do some other work to give the OS a chance to collect more entropy

Question

Setup : Ubuntu Server on Virtual Machine with 6 cores and 3GB of RAM.

when I am trying to generate a asymmetric key pair via GPG like this

Answer 1

Run the following:

find / > /dev/null

That helped me quickly to complete my key generation.

Answer 2

Try installing haveged, this is a daemon, which helps the system with generating random numbers for your key.

sudo aptitude install haveged