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27
votes
5answers
29k views

GPT or MBR: How do I know?

How can I tell whether my harddrive is laid out using an MBR or GPT format?
19
votes
1answer
20k views

Can GRUB2 share the EFI system partition with Windows?

I have an existing Windows 7 GPT installation, which already has a EFI System partition. I am now trying to install a Linux on a separate harddisk, which is also GPT formatted. I did not find any ...
22
votes
2answers
79k views

Remove GPT - Default back to MBR

I keep receiving this error: Warning!! Unsupported GPT (GUID Partition Table) detected. Use GNU Parted I want to go back to the normal MBR. I found some advice here and did: parted /dev/sda ...
10
votes
1answer
10k views

Dual boot windows on second harddrive, UEFI/GPT system

I'd like to install linux, but I don't want to risk damaging my current windows installation as I have heard a lot of horror stories. Fortunately, I have an extra hard drive. Can I install linux ...
1
vote
1answer
465 views

how to achieve optimal alignment for emmc partition?

We have bbb based custom board containing eMMC. And we have created partitions as follows, parted --script -a minimal /dev/mmcblk0 \ mklabel gpt \ mkpart primary 131072B 262143B \ mkpart ...
4
votes
1answer
1k views

What happens to partition labels after removing a partition?

What will happen to all the remaining partition labels if I remove a single partition? For example if I have a layout that looks like this: /dev/sda1 /dev/sda2 /dev/sda3 /dev/sda4 /dev/sda5 and if ...