ZFS With Gpart partitions

[Peter Maloney]

On 01/03/2012 02:01 PM, Dan Carroll wrote:
> On 3/01/2012 10:27 PM, krad wrote:
>> Just a not you dont appear to be 4k aligned on this drive. As the
>> drive capacity is > 1.5 Tb you probably should be. You will also be
>> ashift=9 as well. This may or may not be a problem for you. 
>
> That was intentional, as I *thought* these drives were not 4k sector
> drives.   I am not sure how I am supposed to tell.   They are WD RE4
> drives.
> I confess, however to knowing nothing about ashift=9.....   Could you
> elaborate?
Read this thread:

ZFS using 'advanced format drives' with FreeBSD (8.2-RC3)
http://forums.freebsd.org/showthread.php?t=21644

(and of course don't play around and run the dd command, etc. for disks
with valuable data on them)

>
> -D
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Peter Maloney
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