[Linux-PowerEdge] ] CentOS R410 SAS config issues

G.Bakalarski at icm.edu.pl G.Bakalarski at icm.edu.pl
Wed Jul 24 08:01:55 CDT 2013


> The CentOS installer doesn't go by UUID.

installer maybe not, but after all (as soon as a basic OD is installed)
just uuid and no headache ...


GB
>
> On Wed, Jul 24, 2013 at 8:47 AM, <G.Bakalarski at icm.edu.pl> wrote:
>
>> >
>> >
>> > --On Wednesday, July 24, 2013 08:25:09 AM -0400 ch urnd
>> > <churnd at gmail.com> wrote:
>> >
>> >> So what I learned based on the output of the screenshot below is that
>> >> the drive identifier in linux (sd*x*) doesn't always follow the
>> >> correct order of the bootable drives as set in BIOS for some reason.
>> >> In this case as far as the virtual disks go, there are 2:1:0:0 &
>> >> 2:1:2:0.  The bootable drive is the first one in that order, so
>> >> 2:1:0:0, even though it's labeled as sdd by CentOS.  Why it does
>> >> that, I don't know, but I now have a bootable system after I
>> >> installed everything (boot loader & OS) to sdd.  I also noticed that
>> >> after the system booted, sdc & sdd became sda & sdb.
>> >
>> > any chance you had the DRAC Virtual Media attached during installation?
>> > And/or an USBDrive? They are initialized earlier and so get labled as
>> > sda/b.
>> >
>> >
>> hell, just use uuid names in /etc/fstab and forget about /dev/sdX problem
>> ...
>>
>> GB
>>
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