Christine Tran wrote:
> Hi,
>
> If I delegate a dataset to a zone, and inside the zone, the zoneadmin 
> set the attribute of that dataset, where is that data kept?  More to the 
> point, at what level is that data kept? In the zone?  Or on the pool, 
> with the zone having privilege to modify that info at the pool?
>
> I'm looking into a case where a claim is made that a zone reboot wipes 
> out recordsize setting.  I looked with a simple DTrace script and have 
> not found this to be the case.  But, I want to know if it's possible, 
> perhaps I'm missing something.
>   

Attributes are stored on disk. For more information see the
on-disk format, chapter 5 - ZAP (ZFS Attribute Processor)
http://www.opensolaris.org/os/community/zfs/docs/ondiskformat0822.pdf

-- richard


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