[NTLUG:Discuss] what IS the fine line between RAID 0+1 and RAID10

Richard Geoffrion ntlug at rain4us.net
Thu May 24 10:02:10 CDT 2007


Stuart Johnston wrote:
> Richard Geoffrion wrote:
>   
>> So what fundamental piece of information am I missing that allows me to 
>> understand why RAID-10 is different from RAID 0+1? 
>>     
>
> The main practical difference is that RAID 0+1 can never survive loosing 
> more than 1 disk at a time.  
Hmmm... I MAY be getting a clue......  Still it would seem that ...OH OH 
OH!! I get it!.

Well in this four disk " RAID 10 " (<-- note the quotes..) set, it's 
gonna be hard to determine just how this particular RAID was setup.. but 
I think I understand it when taken to a system greater than FOUR disk.   
Even with four disks... I think I have it.

OK.. thanks for the wiki article.  I didn't find that one when I 
searched.  AWESOME.

-- 
Richard



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