[RHOCP4.6] IBM Petitboot doesn't show disk in boot menu

Solution Verified - Updated -


  • Petitboot shows all boot devices except for the disk attached.
  • Installation of Red Hat OpenShift Container Platform works after executing the below commands, but post deployment, the disk /dev/sda isn't visible.
$ sudo coreos-installer install --ignition-url=http://x.x.x.x/bootstrap.ign /dev/sda
  • After wiping out everything from the disk, its still not visible in petitboot boot menu.
$ sudo wipefs -a -f /dev/sda
  • The menu appears as follows.
    Petitboot Menu


  • Red Hat OpenShift Container Platform 4.6
  • IBM Petitboot Firmware

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