Re: [gentoo-user] Re: Old IDE drives and the "newer" PATA kernel drivers

["J. Roeleveld" <joost@antarean.org>]

On Friday 27 August 2010 11:00:58 Jesús J. Guerrero Botella wrote:
> 2010/8/27 Nikos Chantziaras <realnc@arcor.de>:
> > On 08/27/2010 10:37 AM, Dale wrote:
> >> I been putting this off but it looks like the newer kernels are going to
> >> push me to changing this real soon. I have a older system, Abit NF7 2.0
> >> motherboard with the older IDE drives. I'm still using the older IDE
> >> drivers. This is what I have currently:
> >> 
> >> hda Actual hard drive OS on this
> >> hdb Actual hard drive Not in use
> >> hdc Actual hard drive home partition
> >> hdd DVD burner Duh! It's a burner.
> >> sda Actual hard drive connected through a SATA PCI card. Misc stuff.
> > 
> > The advice by the other posters to label your disks is a good one.  I'm
> > using labels too.  Not sure why I didn't think to mention it :P
> > 
> > Applying labels to your filesystems is trivial.  Simply use the e2label
> > utility (it's in the sys-fs/e2fsprogs package and installed by default,
> > so there's nothing new to emerge).  For example, if your hda1 is your
> > root partition and your hda2 your swap, you can label them like this:
> > 
> >  e2label /dev/hda1 GentooRoot
> >  e2label /dev/hda2 GentooSwap
> > 
> > Note: hda1, not just hda.  You are labeling the filesystem on a
> > partition, not the whole drive.
> > 
> > After you label all your filesystems, you simply modify your /etc/fstab
> > like this:
> > 
> > Before:
> > /dev/hda1  /  ext4  noatime  0 1
> > /dev/hda2  none  swap  sw  0 0
> > 
> > After:
> > /dev/disk/by-label/GentooRoot  /  ext4  noatime  0 1
> > /dev/disk/by-label/GentooSwap  none  swap  sw 0 0
> > 
> > That is, you simply change "/dev/blah" to "/dev/disk/by-label/DriveLabel"
> > and that's it.
> 
> Or you can do it by uuid, all the info you need can be picked from this
> output:
> 
> $ ls /dev/disk/by-uuid/ -l
> 
> Then just add lines to fstab like this:
> 
> UUID="6ea2b219-0bcc-4c90-9960-82a9659e6d0e" / ext4 noatime 0 1

True, except that for mere mortals, Labels are slightly easier to read and 
understand :)

And that, I find, is less prone to mistakes.

--
Joost