[Sunhelp] SSA 112

[Lara Matthews]

Hi All

Could someone please explain the difference between RAID0+1 and RAID1+0
or is there an info I could read up about his.

Many thanks

Lara

Magnus Abrante wrote:
> 
> > I'd stay away from Software RAID 5 in general.  I'm not familiar with the
> > RAID functionality in DiskSuite, but a couple of other solutions allow for
> > RAID 01, which is creating mirrors, and striping across them.  You have a
> > capacity of 1/2 that of the total size of all of your disks, but it should
> > be low on processor useage, and VERY fast for reads, not that fast for
> > writes.
> 
> Same here, if i have to do RAID 5 i would prefer hw RAID 5 with a D1000
> or something.
> 
> Disksuite supports RAID 0(concat/stripe), RAID 1, RAID 0+1, RAID 5 and actually
> RAID 1+0. Raid 1+0 is my favorite, creating mirrors and striping/concat them.
> 
> The bad thing about RAID 0+1 is that if you lost one disk in one of the mirror
> you will lost the entire mirror, with 1+0 you will only lost that disk in the
> mirror, the rest of the mirror will still be working.
> 
>         //Magnus
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