From: "Keld Jørn Simonsen" <keld@dkuug.dk>
To: Ben DJ <bendj095124367913213465@gmail.com>
Cc: linux-raid@vger.kernel.org
Subject: Re: A few remaining questions about installing to RAID-10
Date: Fri, 2 Oct 2009 09:51:41 +0200 [thread overview]
Message-ID: <20091002075141.GB2781@rap.rap.dk> (raw)
In-Reply-To: <babafd2f0910011827l2bc62facpc5fe15ab3994b512@mail.gmail.com>
On Thu, Oct 01, 2009 at 06:27:57PM -0700, Ben DJ wrote:
> I'm setting up new linux boxes, hoping to install whatever OS I choose
> to a software RAID array.
>
> I've got 4 identical SATA drives, and would ideally like to use RAID-10.
>
> I've read a bunch of slightly stale How-To docs, and have a few questions.
>
> (1) Can Linux boot from /boot on RAID-10? Oldest info I found said no
> boot from RAID at all, then more recent docs said boot from RAID-1
> works. I found nothing on RAID-10. What's the latest sccop on this?
You can boot from a raid-10,n2 with the superblock last, standard
raid10,n2 will do. But the normal thing is to boot from raid-1
There is a description of a setup at
http://linux-raid.osdl.org/index.php/Preventing_against_a_failing_disk
> (2) As far as I can tell, none of the installers in Centos, Ubuntu or
> Opensuse are RAID-10 aware. Seems like the sanest way to get setup
> would be to boot from SystemRescueCD, do the partitioning and RAID
> creation, then re-boot from an installer disk using the pre-setup
> disks.
I have set up centos systems using the above guide.
best regards
keld
next prev parent reply other threads:[~2009-10-02 7:51 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-02 1:27 A few remaining questions about installing to RAID-10 Ben DJ
2009-10-02 2:31 ` Ben DJ
2009-10-02 3:16 ` Neil Brown
2009-10-02 3:46 ` Ben DJ
2009-10-02 12:30 ` adfas asd
2009-10-02 14:54 ` Ben DJ
2009-10-02 15:06 ` Keld Jørn Simonsen
2009-10-02 15:15 ` Robin Hill
2009-10-02 15:46 ` Ben DJ
2009-10-02 15:59 ` Robin Hill
2009-10-02 16:31 ` Ben DJ
2009-10-02 17:01 ` Robin Hill
2009-10-02 17:24 ` Ben DJ
2009-10-03 14:12 ` adfas asd
2009-10-03 16:55 ` Keld Jørn Simonsen
2009-10-03 17:02 ` Thomas Fjellstrom
2009-10-03 19:05 ` Drew
2009-10-03 21:09 ` adfas asd
2009-10-04 5:59 ` Thomas Fjellstrom
2009-10-05 4:59 ` Leslie Rhorer
2009-10-05 13:58 ` adfas asd
2009-10-02 7:51 ` Keld Jørn Simonsen [this message]
2009-10-02 7:54 ` Robin Hill
[not found] <20091005145711322.FNMG18886@cdptpa-omta02.mail.rr.com>
2009-10-05 15:30 ` adfas asd
2009-10-05 15:49 ` Drew
2009-10-05 15:55 ` adfas asd
2009-10-05 16:19 ` Drew
2009-10-05 18:13 ` Leslie Rhorer
2009-10-05 18:41 ` Drew
2009-10-06 0:50 ` Leslie Rhorer
2009-10-06 3:42 ` Drew
2009-10-06 9:11 ` Keld Jørn Simonsen
2009-10-06 13:24 ` adfas asd
2009-10-06 22:57 ` Ben DJ
2009-10-07 17:58 ` adfas asd
2009-10-25 5:20 ` Leslie Rhorer
2009-10-05 18:03 ` Leslie Rhorer
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