Re: RAID-10 with mixed block size HDDs

[Piergiorgio Sartor <piergiorgio.sartor@nexgo.de>]

On Mon, Mar 25, 2013 at 05:09:00PM -0600, Chris Murphy wrote:
> 
> On Mar 25, 2013, at 12:04 PM, Piergiorgio Sartor <piergiorgio.sartor@nexgo.de> wrote:
> 
> > Hi all,
> > 
> > I've a two disk RAID-10 (far 2, I guess).
> > One HDD seems to be going to the HDD heaven,
> > so I'm planning to change it.
> > 
> > The most convenient HDD I found has 4K sectors,
> > while the actual ones have 512 byte sectors.
> 
> It is a 4Kn drive, or a 512e drive? If it's 512e, as long as you add the whole disk or ensure alignment, it's OK. For 4Kn drives, that may be a problem. But so far I've only seen 4Kn drives as large 3+TB external USB.

Hi Chris,

thanks for the answer.

Reading the specs it seems it can emulate the 512,
so it should be a 512e.

Thanks again,

bye,

pg

> 
> 
> Chris Murphy

-- 

piergiorgio