[lfs-support] What Is "The" LFS Partition?

Bruce Dubbs bruce.dubbs at gmail.com
Tue Nov 6 07:36:18 PST 2012


Simon Geard wrote:
> On Mon, 2012-11-05 at 16:31 +0000, Feuerbacher, Alan wrote:
>> Bruce wrote:
>>
>>> For an SSD drive, I suggest getting gptdisk (fdisk syntax) or gparted
>>> (challenging syntax) and partitioning the drive as a gpt drive.  The
>>> first partition should be at sector 2048 or 1 MB.  Make /boot 1 M, swap
>>> 2G, / 20G, and /home as desired.  I like to leave some space.  I advise
>>> against a separate /usr.  The reasons for that (small, expensive disk
>>> drives) are not really valid any more.
>>
>> Yow! Maybe I should think about just using a regular hard drive. But I'm a glutton for punishment.
>
> Regular drive vs SSD has nothing to do with it. Any modern system,
> you're better off using GPT partitioning instead of the old DOS style -
> it's just easier, particularly if you ever want to do stuff like resize
> existing partitions...
>
> Oh, and to explain Bruce's advice about starting the first GPT partition
> at 1MB - this is to leave a little space at the beginning of the disk
> for the bootloader. Otherwise, Grub may complain about not having enough
> space to install itself...

It also aligns partitions with sectors for drives that internally use 4K 
blocks but present as 512B blocks.  If the partitions are misaligned, it 
creates performance issues, especially during writes.

   -- Bruce




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