Turns out I already have haveged installed.� I must have tried this in 
my previous attempt to fix this problem by systemd hacking.

On 12/21/19 12:18 PM, Nikolaus Klepp wrote:
> #apt-get install haveged
>
> ... might be sufficient. The rest of my post contains info on how to get it done on sysv - don't know how to do it on systemd.
>
> Nik