ZFS w/failing drives - any equivalent of Solaris FMA?

Jeremy Chadwick koitsu at FreeBSD.org
Mon Sep 15 15:29:41 UTC 2008


On Mon, Sep 15, 2008 at 05:02:39PM +0200, Fabian Keil wrote:
> Jeremy Chadwick <koitsu at FreeBSD.org> wrote:
> 
> > On Mon, Sep 15, 2008 at 10:37:18AM +0800, Wilkinson, Alex wrote:
> > >     0n Fri, Sep 12, 2008 at 09:32:07AM -0700, Jeremy Chadwick wrote: 
> > > 
> > >     >> About the only real improvement I'd like to see in this setup
> > >     >> is the ability to spin down idle drives.  That would be an
> > >     >> ideal setup for the home RAID array.
> > >     >
> > >     >There is a FreeBSD port which handles this, although such a
> > >     >feature should ideally be part of the ata(4) system (as should
> > >     >TCQ/NCQ and a slew of other things -- some of those are being
> > >     >worked on).
> > > 
> > > And the port is ?
> > 
> > Is it that hard to use 'make search' or grep?  :-)  sysutils/ataidle
> 
> You also might want to have a look at atacontrol(8)'s spindown command.

The appropriate ata(4) changes and extension of atacontrol(8) to support
"spindown" was MFC'd (to RELENG_7) only 5 weeks ago.  It's fairly
unlikely that most users know this feature was MFC'd (case in point, I
was not).

http://www.freebsd.org/cgi/cvsweb.cgi/src/sbin/atacontrol/atacontrol.c
has the details, see Revision 1.43.2.2.

-- 
| Jeremy Chadwick                                jdc at parodius.com |
| Parodius Networking                       http://www.parodius.com/ |
| UNIX Systems Administrator                  Mountain View, CA, USA |
| Making life hard for others since 1977.              PGP: 4BD6C0CB |



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