On Thu, 2012-01-05 at 11:22 +0100, Volker Armin Hemmann wrote: > Am Mittwoch, 4. Januar 2012, 22:45:45 schrieb Jeff Cranmer: > > On Thu, 2012-01-05 at 04:01 +0100, Volker Armin Hemmann wrote: > > > the short one: > > > > > > partition one disk with (c)fdisk. Use sfdisk to transfer the partition > > > scheme to the other disks. > > > > > > run mdadm --create /dev/md0 level=whatever you want --raid- > > > devices=thenumberofdevices /dev/sdXY /dev/sdZY ... > > > > > > mdadm --detail --scan >> /etc/mdadm.conf > > > > > > done > > > > OK, but there is active data on the disks, so I don't want to partition > > them. They should already partitioned, and running fdisk will erase the > > data. > > first rule: > > always mount a scratch monkey > > In your case: always backup data. > No big deal. 99.9% of the data is backed up. I was just hoping to recover the last 0.1% (picky huh?<g>). Now that I know one of the main drawbacks of fakeraid, I think I'll move ahead with software RAID.
OK, so I've partitioned the first disk as a single linux partition (/dev/sdb1, ID 83, Linux). How do I use sfdisk to transfer that partition scheme to the other disks? Is it not sufficient just to partition the other two disks in the same way as the first? Jeff
