On Nov 26, 2011 1:05 AM, "James" <wirel...@tampabay.rr.com> wrote: > > Pandu Poluan <pandu <at> poluan.info> writes: > > > > Everytime I read some guide on LVM, my eyes becomes blurry, the room > > starts spinning, and I can hear wolves howling ... :D > > Seriously, LVM looks mighty nice, but it also looks (and is!) mighty complex. > > I feel your pain.... > I too have had trouble sorting out new installs with raid, GPT, > and LVM. > > Have you seen these guides? > > http://www.gentoo.org/doc/en/gentoo-x86+raid+lvm2-quickinstall.xml
This one I've read. Okay, glanced. After finding myself starting blankly at the screen for a couple of minutes, I decided to read it again later :-) > http://www.rodsbooks.com/gdisk/ > Haven't seen this one before. Gotta check it out. Thanks! > > So, I want to start from something simple. > > Comments, suggestions, are welcome :) > > (OK) > > Well the problem is multifaceted, imho, with LVM being just > a singular issue among the mix. Grub is evolving and the old > grub has troubles with RAID. Add mdadm, disk over 2T, UUID and the > issues becomes really murky quickly. > > What (IMHO) needs to happen, is the community needs to write some > install guides, based on notes from several installations, that > allow for various types of installations (with explicit syntax in-line) > that starts from simple to complex. > > If we keep using the same installation semantics (examples) > then the only thing that will change is the additional information on > the installation complexity. We could use the new gentoo wiki > for development. I know much of this is redundant with the handbook > for installation, which would still be the "master reference" for > installations, but there would be a multiplicative example base > to compliment the handbook and more specifically focused to the > issues of a given installation. There is precedence for this; The > handbook already has version for different hardware architectures. > > So what I'm proposing is that when someone feels motivated, keep notes > on your particular installation details, and post the notes (as > a work in progress) to the gentoo wiki. Then the next time someone > performs an installation, then look at the 'work in progress', use > the example, edit (add more detail) to the example, and update > the wiki. Over time these guides, focused on a particularly specific > example, could be referenced along with the installation handbook, > as a compliment. Just look at the handbook in section 4, Preparing > the disk. Woefully antiquated! > Actually, I have been keeping notes of all my installs, complete with remarks to keep reminding my why I did this or that. More for my own documentation, actually. I've honed my installation procedure so much that it only bears a passing resemblance to the handbook. I'll try to distill the notes and see if I can upload it to the wiki. > > So I would also break it down into (2) main examples. One with a very simple > boot/root/swap scheme and another with many physically separate partitions, > such as (Pandu) seeks. In the second example of many (maximum) partitions, a > discussion of the merits, such as why /tmp should be on a separate > partition and such could be included. In fact, if only these (2) examples were > developed, we could removed the parts of the installation > instructions, such as GPT, or LVM or RAID in order to create > the other simpler installation instruction guides. Also how > you reference the drives (UUID) in the fstab is an > integral part of the installation landscape, that is changing. > Not to mention legacy bios and the latest issue of UEFI. > I was once somewhat familiar with UUID-based fstab when I was still using Ubuntu. Too bad I've deleted my last Ubuntu VM a couple of weeks ago. Let's see if I can still find my installation notes... Rgds,
