Gentoo Archives: gentoo-user

From: Jeff Cranmer <jeff@××××××××××××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] How to get raid
Date: Fri, 06 Jan 2012 04:44:47
Message-Id: 1325825050.5380.30.camel@laptop.limeyworld
In Reply to: Re: [gentoo-user] How to get raid by Volker Armin Hemmann
1 On Fri, 2012-01-06 at 02:42 +0100, Volker Armin Hemmann wrote:
2
3 > in your case
4 >
5 > sfdisk -d /dev/sdb | sfdisk /dev/sdc
6 >
7 > of course ;)
8 >
9 One of the disks had a GPT partition table which I was eventually able
10 to get rid of with gdisk (emerge -av gptfdisk).
11
12 I'm close. I had a 2.7TiB RAID5 array using genkernal, comprising three
13 1.5TB disks, using the commands
14 mdadm --create /dev/md0 --level=5
15 --raid-devices=3 /dev/sdb1 /dev/sdc1 /dev/sdd1
16
17 mdadm --detail --scan >> /etc/mdadm.conf
18
19 I formatted this array as an xfs filesystem.
20
21 After reboot, however, /dev/md0 is still there, but I get a 'can't read
22 superblock' error.
23
24 What am I missing?

Replies

Subject Author
Re: [gentoo-user] How to get raid Volker Armin Hemmann <volkerarmin@××××××××××.com>