[CentOS] Re: Anaconda doesn't support raid10

[Feizhou]

Ruslan Sivak wrote:
> Feizhou wrote:
>> Andreas Micklei wrote:
>>> Am Donnerstag, 10. Mai 2007 schrieb Feizhou:
>>>> So there really is no point in making /boot survive the loss of one of
>>>> of the other raid1 arrays.
>>>
>>> Really depends on what you have on your boot partition. ;-)
>>>
>>
>> You mean in the initrd images :D
>>
>> But seriously, when you need a /boot partition, it is only as useful 
>> as the rest of the system.
>>
> This is true.  In this particular case, I wanted the boot partition to 
> survive if the data disks survived.  Kinda annoying to have the data 
> disks survive, but have to rebuild the system because the / or the /boot 
> paritions didn't survive.
> With 500GB drives, an extra 200MB partition hardly matters, while it 
> will save me a lot of headaches should one or two drives fail (assuming 
> it's the right drives, and the data partition is still there).

Your minimum data and system disks are two. One from each mirror. So if 
you put /boot on either pair, you will always have a working /boot and 
working data/system access. There is absolutely no point in having /boot 
on all four disks. You do not get any benefit at all.