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Subject: RE: ZFS on 4K drives - Expanding zpool and adding spares (gnop
 method)
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Quoting ivoras at freebsd.org:

> No, it's a first step but file systems need to be adapted to use it.
>

Ok, well I think it should be very simple to update ZFS as ZFS is  
already 4K compatible, it just doesn't expect the disks to lie about  
their real sector size. Bold statement from someone who hasn't studied  
any ZFS code maybe! lol Fingers crossed it can get done soonish!

thanks Andy.