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On Saturday 27 Aug 2016 10:19:48 Peter Humphrey wrote: |
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> On Friday 26 Aug 2016 12:33:47 Mick wrote: |
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> > On Friday 26 Aug 2016 09:32:25 Peter Humphrey wrote: |
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> > > In my search for a suitable boot method, I'm trying Mike G's |
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> > > systemd-boot ebuild. I've installed it with no problem, and now I reach |
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> > > the heart-in-mouth stage of actually replacing gummiboot with it. But |
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> > > first, the backup, including dd of what used to be called the MBR (what |
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> > > is it now?). |
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> > > |
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> > > # parted -l |
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> > > Model: Unknown (unknown) |
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> > > Disk /dev/nvme0n1: 256GB |
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> > > Sector size (logical/physical): 512B/512B |
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> > > Partition Table: gpt |
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> > > Disk Flags: |
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> > > |
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> > > Number Start End Size File system Name Flags |
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> > > |
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> > > 1 1049kB 3146kB 2097kB uefi bios_grub |
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> > > 2 3146kB 144MB 141MB fat32 boot boot, esp |
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> > > 3 144MB 4504MB 4360MB linux-swap(v1) swap |
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> > > 4 4504MB 15.0GB 10.5GB ext4 rescuesys |
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> > > 5 15.0GB 32.2GB 17.2GB ext4 gentoo |
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> > > 6 32.2GB 36.5GB 4295MB ext4 var |
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> > > 7 36.5GB 45.1GB 8590MB ext4 home |
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> > > |
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> > > [...] |
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> > > |
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> > > That start block of the uefi partition looks odd to me. |
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> > |
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> > The 'Name' of the 1st partition is the label you have provided when you |
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> > created it. It is NOT the type of the partition, which is shown under the |
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> > 'Flags' column as 'bios_grub'. |
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> |
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> Yes, I know that of course. I called the first partition "uefi" because |
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> that's what the wiki used, and nothing more suitable suggested itself. |
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> |
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> > The 1st partition was created to accommodate Grub's boot code. |
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> |
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> Now that I didn't know. Well, I was hazy about it anyway. |
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> |
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> > It starts on the first cylinder (change the units in parted to cyl and |
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> > you'll see it starts at '0 cyl') and has no fs on it. |
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> |
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> Indeed, except that parted doesn't want to use cylinders in its list output. |
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|
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Run parted: |
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|
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parted /dev/sda |
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|
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then set the units e.g. to "MiB", or sectors "s", or cylinders "cyl": |
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|
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(parted) unit MiB |
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(parted) p |
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|
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to see the result. Then q to quit without changing the table. |
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-- |
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Regards, |
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Mick |