On Oct 5, 2012, at 1:57 PM, Albert Shih <albert.s...@obspm.fr> wrote:

> Hi all,
> I'm actually running ZFS under FreeBSD. I've a question about how many
> disks I «can» have in one pool. 
> At this moment I'm running with one server (FreeBSD 9.0) with 4 MD1200
> (Dell) meaning 48 disks. I've configure with 4 raidz2 in the pool (one on
> each MD1200)
> On what I understand I can add more more MD1200. But if I loose one MD1200
> for any reason I lost the entire pool. 
> In your experience what's the «limit» ? 100 disk ? 

I can't speak for current FreeBSD, but I've seen more than 400
disks (HDDs) in a single pool.

 -- richard

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