[CentOS] Booting Software RAID

[Adrian Sevcenco]

On 01/27/2014 08:42 PM, Les Mikesell wrote:
> On Mon, Jan 27, 2014 at 12:33 PM, Adrian Sevcenco
> <Adrian.Sevcenco at cern.ch> wrote:
>>
>> for quite some time (since 5.x era) i use
>> http://wiki.centos.org/HowTos/Install_On_Partitionable_RAID1
>> (with 6.x i don't even need the patch to mkinitrd)
>>
>> the mbr or whatever it is is written in /dev/md_d0 .. and thats it
>> in bios you put both hdd to boot and if the first have a problem the
>> second will boot, mail you that you have a degraded raid and start
>> resync after you replaced the drive. (and you can do it live)
>>
> 
> Does that all work the same for drives > 2 TB?
i have no idea .. it should ..
my use cases at work are the boot drives (all under 500 GB)
and home (but i have no hdd > 2 TB)

basically it is a raid over a block device so it does/should not matter
what you write into it...

HTH,
Adrian