ata0-raid oddness.
Julian Elischer
julian at elischer.org
Fri Jan 23 15:57:15 PST 2004
On Fri, 23 Jan 2004, Lanny Baron wrote:
> That is correct. ad0 and ad1 are subdisks of respective ar*
meaning what exactly..?
>
> Regards,
> Lanny
>
> Julian Elischer wrote:
>
> >
> > I just installed 5.2 on an AMD-64 based machine that has teh promise
> > 319 ata-raid hardware (and the drives are attached to it).
> >
> > the drives were set up as JBOD (Just a bunch of Disks)
> > so that they appear a 2 virtual disks each mapped directly over a single
> > real disk..
> >
> > teh intersting thing is that the real disks show up too..
> >
> > so I have 2 names for each disk..
> > ad0 and ar0 ar etyhe same disk
> > and ar1 and ad1 are the same disk..
> >
> > is this expected?
> >
> > sysinstall presented me with all four drives as options even though
> > there are only 2 in the machine...
> >
> > ad0 [ ]
> > ad1 [ ]
> > ar0 [ ]
> > ar1 [ ]
> >
> >
> > See? 2 extra disks for free :-)
> >
> >
> > Julian..
> >
> >
> > _______________________________________________
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>
> --
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> Lanny Baron
> Proud to be 100% FreeBSD
> http://www.FreeBSDsystems.COM
> Toll Free: 1.877.963.1900
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