ZFS raidz and 4k sector disks

Alexey Tarasov me at lexasoft.ru
Tue May 4 12:28:06 UTC 2010


On 04.05.2010, at 3:06, Raphael Becker wrote:

> I'm planning to buy two 2-TB-drives for ZFS with FreeBSD 8.0.
> I don't know about the sector size of this drives, but lets assume 4k
> 
> I there any documented and recommend way to get 4k-drives working with 
> ZFS with *good* performance? Do we need a workaround here or is updating
> to a latest -STABLE a solution here? 

If the disk exposes to OS right sector size, ZFS works good with it. Proved on gnop+zfs over fake 512 drives (WD15-EARS).


> 
> TIA
> Raphael Becker
> 
> -- 
> Raphael Becker <rabe at uugrn.org>                   http://rabe.uugrn.org/
>                             https://www.xing.com/profile/Raphael_Becker
> GnuPG:                E7B2 1D66 3AF2 EDC7 9828  6D7A 9CDA 3E7B 10CA 9F2D
> .........|.........|.........|.........|.........|.........|.........|..

--
Alexey Tarasov

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