[CentOS] LVM

Tue Jan 10 21:36:24 UTC 2006
Matt Morgan <minxmertzmomo at gmail.com>

On 1/10/06, Steve Huff <shuff at vecna.org> wrote:
>
> On Jan 10, 2006, at 4:13 PM, Matt Morgan wrote:
>
> > 1) Is this possible?
>
> yes.
>
> > 2) If so, how? I could not figure it out despite trying what seemed
> > like every combination of options in disk druid.
>
> if memory serves...
>
> 1) create /dev/hda1 with type Software RAID autodetect and size 100M
> 2) create /dev/hdb1 with type Software RAID autodetect and size 100M
> 3) click the "RAID" button and create a RAID 1 volume, /dev/md0,
> using those two partitions
> 4) format /dev/md0 as ext3 with mount point /boot
> 5) create /dev/hda2 with type Software RAID autodetect and size <the
> rest of the disk>
> 6) create /dev/hdb2 with type Software RAID autodetect and size <the
> rest of the disk>
> 7) click the "RAID" button and create a RAID 1 volume, /dev/md1,
> using those two partitions
> 8) format /dev/md1 as Logical volume
> 9) click the "LVM" button and create a new volume group containing /
> dev/md1
> 10) create logical volumes within this volume group as necessary (i'd
> recommend at least swap, /var, /)
>
> proceed with your install.  when finished, you've got one more step
> after you reboot; you need to copy grub onto the MBR of /dev/hdb.
> here are instructions:
>
> http://lists.us.dell.com/pipermail/linux-poweredge/2003-July/008898.html
>
> somebody else may have written this up on this list before.
>
> -steve

Thanks! I'll have a chance to try this next week and will write back
with confirmation, unless someone else gets to it first.