On Mon, May 12, 2008 at 06:44:39PM +0200, Ralf Bertling wrote:
> ...you should be able to "simulate" a scrub on the latest data by
> using
> zfs send <snapshot> > /dev/null
> Since the primary purpose is to verify latent bugs and to have zfs  
> auto-correct them, simply reading all data would be sufficient to  
> achieve the same purpose.
> Problems:
> 1. This does not verify data from older snapshots and has to be issued  
> for each FS in the pool.
> 2. It might be hard to schedule this task as comfortable as a scrub.

It also won't check redundant copies or parity data.  Does a scrub do
that?

-- 
Darren Dunham                                           [EMAIL PROTECTED]
Senior Technical Consultant         TAOS            http://www.taos.com/
Got some Dr Pepper?                           San Francisco, CA bay area
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