[CentOS] raid on large disks?

Wed Oct 12 16:14:28 UTC 2011
Les Mikesell <lesmikesell at gmail.com>

On Wed, Oct 12, 2011 at 11:09 AM, John R Pierce <pierce at hogranch.com> wrote:

>> What's the right way to set up>2TB partitions for raid1 autoassembly?
>>   I don't need to boot from this but I'd like it to come up and mount
>> automatically at boot.
> disks 2TB and up have to be formatted as GPT rather than MBR, so old MBR
> tools like fdisk are useless.  use parted
> I would build a LVM vg with the multi-terabyte volumes, using lvm
> mirroring, and then create an XFS lv on the vg ....     xfs seems 100%
> stable and high performance on centos6

What I'm looking for is the way to make md raid autodetect and
assemble on boot.  With fdisk, you would set the partition type to FD
for that, but I don't see an equivalent in parted.

  Les Mikesell
   lesmikesell at gmail.com