From: Peter Humphrey <peter@prh.myzen.co.uk>
To: gentoo-user@lists.gentoo.org
Subject: Re: [gentoo-user] UEFI install noob questions
Date: Sat, 26 Dec 2020 10:23:00 +0000 [thread overview]
Message-ID: <4293846.LvFx2qVVIh@peak> (raw)
In-Reply-To: <X+bYHMlfJDXFmmeh@waltdnes.org>
On Saturday, 26 December 2020 06:28:44 GMT Walter Dnes wrote:
> This is my first UEFI install, so please pardon the questions.
>
> 1) Partitioning questions: The standard layout example in
> https://wiki.gentoo.org/wiki/Handbook:AMD64/Full/Installation#What_is_the_BI
> OS_boot_partition.3F says...
>
> > The BIOS boot partition is needed when a GPT partition layout is used
> > with GRUB2 in BIOS/Legacy mode. It is not required when booting in
> > EFI/UEFI mode.
>
> The standard layout example is...
>
> Number Start End Size File system Name Flags
> 1 1.00MiB 3.00MiB 2.00MiB grub bios_grub
> 2 3.00MiB 131MiB 128MiB boot boot
> 3 131MiB 643MiB 512MiB swap
> 4 643MiB 20479MiB 19836MiB rootfs
>
> Given that my machine is incapable of booting in BIOS/Legacy mode, I
> assume that the 2-megabyte partition is unnecessary, grub or no grub.
Some people say you don't need it, but I found that I did. I suppose it's a
quirk of the motherboard or its BIOS.
> Also, given bloat over time, is 128 megabytes still sufficient for the
> boot partition today? I plan to keep 2 kernels around at all times,
> "Production" and "Experimental".
Mine's 1GB. It contains the most recenet kernel plus one for a small rescue
system; also the most recent one of each that I know to work.
--
Regards,
Peter.
next prev parent reply other threads:[~2020-12-26 10:23 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-26 6:28 [gentoo-user] UEFI install noob questions Walter Dnes
2020-12-26 6:39 ` cal
2020-12-26 10:23 ` Peter Humphrey [this message]
2020-12-26 12:52 ` Michael
2020-12-26 19:37 ` Walter Dnes
2020-12-26 20:27 ` Neil Bothwick
2020-12-26 21:21 ` Dan Egli
2020-12-26 23:35 ` Walter Dnes
2020-12-27 0:39 ` Walter Dnes
2020-12-27 0:49 ` cal
2020-12-27 1:29 ` Walter Dnes
2020-12-27 9:48 ` Neil Bothwick
2020-12-27 3:48 ` Walter Dnes
2020-12-27 9:53 ` Neil Bothwick
2020-12-27 19:22 ` Walter Dnes
2020-12-27 20:54 ` Neil Bothwick
2020-12-28 7:43 ` Walter Dnes
2020-12-28 11:16 ` Neil Bothwick
2020-12-28 4:04 ` [gentoo-user] " Grant Edwards
2020-12-28 7:18 ` [gentoo-user] Re: [SOLVED] " Walter Dnes
2020-12-28 23:30 ` Dan Egli
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