During cluster initialization boot sequence hangs on "kernel: random: crng init done." in Red Hat OpenShift Container Platform 4.x on VMware platforms

Solution Verified - Updated -

Issue

During cluster initialization boot sequence hangs on "kernel: random: crng init done." in Red Hat OpenShift Container Platform 4.x on VMware platforms. The boot sequence for guests can pause for up to 10 minutes which causes the cluster init to fail.

Oct 30 14:48:03 localhost ignition[725]: crypto/rand: blocked for 60 seconds waiting to read random data from the kernel <----------- pause 10 minutes
Oct 30 14:57:54 localhost systemd-journald[263]: Missed 2 kernel messages
Oct 30 14:57:54 localhost kernel: random: crng init done

Environment

  • OpenShift Container Platform 4.2
  • OpenShift Container Platform 4.3
  • OpenShift Container Platform 4.4
  • OpenShift Container Platform 4.5
  • VMware platforms

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