[CentOS] Newby using IntelR1304BB Need help with installing 6.4

Fri May 31 00:10:34 UTC 2013
Justin Edmands <shockwavecs at gmail.com>

On May 30, 2013, at 7:59 PM, Norman Schklar <norman at schklar.com> wrote:

> Norm Schklar
> On Thu, May 30, 2013 at 3:14 PM, John R Pierce <pierce at hogranch.com> wrote:
>> On 5/30/2013 9:18 AM, Norman Schklar wrote:
>>> I am aware of the 1.6tb.
>>> Only the four 1tb drives + DVD
>>> But I want to just stop the Raid all together.  Looking for the "how to"
>>> turn off raid on boot.
>> you need to know WHICH LSI logic raid controller this system has before
>> you can get a straight answer.   the Megaraid 924x/926x/927x/928x stuff
>> is way different than the 920x/921x HBA stuff or the 97xx 3Ware based
>> stuff.  like, COMPLETELY different. megaraid in particular is a pain to
>> configure but performs quite well.
>> if its megaraid, they have an AWFUL 'web' style GUI in the BIOS, or a
>> megacli command line which is nearly as awful.   in either one, you'd
>> need to DELETE the existing raid10 logical drive, then use the command
>> or gui to 'convert all unassigned drives to JBOD', which is something
>> like...
>> megacli> cfgeachdskraid0a0
>> (where a0 is controller 0)
>> --
>> john r pierce                                      37N 122W
>> somewhere on the middle of the left coast
>> Where I am, I took out 3 drives and it allowed Centos 6.4 to install.
> I plugged in the other 3 drives and went to the raid setup in Centos.
> I created a raid 5 with the three disks.  It doesn't allow using the 1st os
> boot disk in the raid.
> Should I use a usb drive to host an install then once it's running install
> the system again In the raided drives?
> Norm
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The easiest way I know is during the installation you choose the disks and create raid members, etc. Anything after the fact, for your first time, is extensive and not likely to work the first time around. 

Try the install again and create the raid groups during installation.