![]() When the EFI shell starts, it displays discovered device mappings: hard drives, USB keys, etc. ![]() Choosing UEFI: Built-in EFI Shell from the list enters that mode when done in the shell, the exit command returns to the Aptio system configuration tool. On the final tab of this program, a specific boot device can be chosen to (this time only) override the standard boot order. enable/disable hyperthreading, configure boot order). This stage of node startup allows for changing properties of the hardware (e.g. When the node is booted, the or key enters the Aptio system configuration tool. A basic knowledge of the EFI shell was invaluable in addressing hardware issues in nodes summarized here is use of the EFI shell on the OCP2930w nodes. Nodes in CC3 prefer the use of EFI, to the point of requiring it in some cases (e.g. Previous clusters' nodes used BIOS hardware interfaces.
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