On 2/24/2019 8:52 PM, Thorsten Glaser wrote: > In buster/sid, I noticed a massive delay booting up my laptop > and some virtual machines, which was reduced by hitting the > Shift and Ctrl keys multiple times randomly during boot; a > message “random: crng init done” would appear, and boot would > continue. > > This is a well-known problem, and there are several bugs about > this; new in buster/sid compared to stretch is that it also > blocks urandom reads (I was first hit in the tomcat init script > from this). This is especially noticeable if you use a sysvinit > non-parallel boot, but I’m sure it also affects all others.
FTR this is supposedly fixed on the main architectures featuring an RNG in the CPU by linux 4.19.20-1, which enabled RANDOM_TRUST_CPU. Which Ben announced on this list[1] earlier this month. Kind regards Philipp Kern [1] https://lists.debian.org/debian-devel/2019/02/msg00170.html