On Sunday, May 04, 2014 11:15:22 AM Stefan G. Weichinger wrote:
> Do I have to change things because it's better that way, is it worth the
> effort ... ? Should I go away from RAID because LVM could stripe/mirror
> by itself? Should I go away from LVM because it's kinda old technology?
> ... all these things to consider.

I wouldn't use the stripe/mirror support in LVM as I don't think it is used 
often and I feel that functionality doesn't belong in LVM.
If you want to move it all into a single layer, I would suggest ZFS instead.

> And then you get into issues with block sizes and stuff, where I always
> wonder why *I* have to type all these parameters ... why doesn't modern
> software just come with this knowledge inside?
> 
>  .... you know
> 
> *sigh* ;-)

I agree, and I feel that has actually improved over time with modern tools 
defaulting to 4k sectors.

> >> I am not so far to skip the initramfs -> I don't *know* that, I
> >> just tested removing the line from grub2 and it failed finding the
> >> root-fs.
> > 
> > I've never had an initramfs, seeing no need in my case to keep /usr
> > on its own partition.
> 
> I don't have that either ...

Then it should work, provided you have all the required drivers inside your 
kernel and not as modules.
I also believe an initramfs is needed when using LABELs for the root-fs.

> >> For booting from a plain partition on an SSD I think I shouldn't
> >> need an initramfs? Does it have to do with MBR/GPT as well (the SSD
> >> is still/again MBR, as UEFI booting broke badly for me back then)
> >> ?
> > 
> > As far as I know, the only thing that /requires/ an initramfs is
> > having a separate /usr. And I can't help you with GPT or UEFI -
> > sorry.
> 
> As mentioned: I don't know if it has any benefits in my case.
> 
> My desktop once was set up to boot gentoo via UEFI (Grub2), worked OK,
> then something happened and I spent hours to fix it, then went back to
> BIOS/MBR. I just thought I could set that up now that I clean through my
> disks and partitioning.
> 
> One of my thinkpads boots via UEFI, that was rather straight to set up
> and works fine.

At the moment, I don't see, from a simple user perspective, any real difference 
between booting using UEFI and BIOS/MBR.

--
Joost

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