[CentOS] RAID advice? and KVM advice?

[Christopher Chan]

RedShift wrote:
> Dave Stevens wrote:
>   
>> Hello All,
>>
>> In the not too distant future I will be commissioning a new CentOS  
>> (5.4?) box with 4 identical SATA drives. I'd like to set them up as  
>> RAID 1+0 for speed and redundancy. I've read the RHEL 5 deployment  
>> guide on raid setup and it seems to cover the basics of software raid  
>> pretty well, but doesn't cover 1+0. Does anyone have a reference for  
>> that kind of configuration?
>>
>>     
>
> Hello
>
>
> The current anaconda doesn't allow you to select RAID10, however, RAID10 does work if you configure such an array manually.
>
>
>   

raid1+0. Not raid10. That is a module implementing a non-standard raid 
that Neil Brown calls raid10 and this md module is not included in the 
installation initrd although it is available afterwards I think.