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Dell EMC Open Networking Troubleshooting Guide March 2019

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Changing the Default Grub Boot Entry

To view or set the default Grub boot entry, use the following command.

The onie-boot-mode command has two options —l (the default) and —o. The Grub boot default is to show the current default entry.

View or set the default Grub boot entry. ONIE:/ # onie-boot-mode [-o <onie_mode>]

The -o command options include:

  • install — ONIE OS Installer mode
  • rescue — ONIE Rescue mode
  • uninstall — ONIE OS Uninstall mode
  • update — ONIE Self Update mode
  • embed — ONIE Self Update mode and Embed ONIE
  • diag — ONIE Self Update mode and Embed ONIE
  • none — Uses System Default Boot mode. This mode uses the first ONIE boot menu entry.
The -l command option is:
  • Lists the current default entry. This is the default.

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