How to boot a Red Hat Enterprise Linux or CentOS 6.x virtual machine in an EFI environment of after P2V in ESXi

 

Revised on November 14, 2016

 

Instructions on booting a Red Hat Enterprise Linux or CentOS 6.x virtual machine in an EFI environment of after P2V in ESXi

Use the following procedures to configure the settings before booting a Red Hat Enterprise Linux or CentOS 6.x virtual machine in an EFI environment of after P2V in ESXi.

  1. When booting virtual machine in EFI environment the following window is displayed and the virtual machine fails to boot. Shut down the virtual machine and follow the procedures described below.

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  2. From the vSphere client, right-click on the virtual machine and Go to [Edit Settings...］-> ［Options］then select [Boot Options].

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  3. Select [The next time the virtual machine boots, force entry into the EFI setup screen] and click [OK].

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  4. Power on virtual machine and the following window is displayed. Select [Boot Maintenance Manager] and press Enter.

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  5. From the Boot Maintenance Manager, select [Configure boot options] and press <Enter>.

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  6. Select [Add boot option] and press <Enter>.

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  7. Select [NO VOLUME LABEL] and press <Enter>.

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  8. Select <EFI> and press <Enter>.

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  9. Select <redhat> and press <Enter>.

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  10. Select [grub.efi] and press <Enter>.

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  11. Select [Input the description] and press <Enter>.

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  12. Enter a label name and press <Enter>.

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  13. Select [Commit changes and exit] and press <Enter>.

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  14. Select [Configure boot options] and press <Enter>.

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  15. Select [Change boot order] and press <Enter>.

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  16. In the [Change boot order] window, press <Enter>.

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  17. The boot-up sequence is displayed in the following window. Select the label name specified from step 12.

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  18. Press [+] button to move the selection to the top.

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  19. Press <Enter> and select [Commit changes and exit] then press <Enter> to commit the entry.

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  20. Select [Exit the Boot Maintenance Manager] and press <Enter>.

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  21. Select [Continue] and press <Ente>.

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  22. Now the system is ready to be restarted.
    * When a snapshot (boot point) is changed, the above configured settings are reset. Please follow the above procedures when a snapshot is changed.

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