Creating GPT partitions on EFI raw disk using diskpart

Posted by kafka on Server Fault See other posts from Server Fault or by kafka
Published on 2012-03-23T11:20:21Z Indexed on 2012/03/23 11:31 UTC
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I've got a raw, blank GPT disk for use in a UEFI system. I need to create the partitions on it using diskpart. The only tutorial I've found so far is for diskpart.efi, which I believe is slightly different from the command-line diskpart. MS guide to GPT partitions with diskpart.efi Also the guide says to create a MSR of 32MB, but for a disk>= 16GB I know it needs to be 128MB.

I'm happy doing it with diskpart, just want to be sure I understand the fundamentals. I'm planning on installing, in this order:

  1. ESP partition, size 102 MB (create partition esp size=102)
  2. MSR partition, size 128 MB (create partition msr size=128)
  3. data partition, the remaining space (approx 460GB)

Is this the correct thing to do, or is there anything I'm missing?

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