Subject: Re: test of new powerdown facility
To: Wilko Bulte <>
From: Jason Thorpe <>
List: tech-kern
Date: 06/10/1998 10:09:56
On Wed, 10 Jun 1998 00:11:38 +0200 (CEST) 
 Wilko Bulte <> wrote:

 > > I think I'd prefer to err on the safe side :-)
 > FWIW this is the approach Digital takes with it's drives. 

Ok... Well, at least there's a vendor precedent :-)

 > > I think Gordon's "spin down" idea is good, too... once the sync operation
 > > is complete, maybe spinning down the disk isn't such a bad idea, too...
 > Not all drives 'listen' to the spindown command.

...and Curt's "man, that'd take a long time to reboot" comment, and the
other comment about how some won't spin up again until a power cycle
made me think it wasn't such a good idea :-)

I do have a change to the SCSI disk driver to perform a SYNCHRONIZE CACHE
on shutdown ... I'm waiting to hear back from Eric to see if it helps his
particular situation.

Jason R. Thorpe                             
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