listing drives attached to a particular controller
mauelshagen at redhat.com
Wed Jun 13 10:03:26 UTC 2007
On Tue, Jun 12, 2007 at 02:53:42PM -0700, Gaston, Jason D wrote:
> My thinking is that we should allow a user to select any drives they
> want when creating an array, even if they are on different controllers.
> If someone wants to limit the drive choices, they could write a higher
> level UI application to do this checking and limit end user choices;
> which would then pass these commands to dmraid.
Yes, dmraid should stay device/controller/path/... agnostic for the sake
of maximum flexibility to pick drives or move them around between interconnects.
> >-----Original Message-----
> >From: ataraid-list-bounces at redhat.com [mailto:ataraid-list-
> >bounces at redhat.com] On Behalf Of Gaston, Jason D
> >Sent: Monday, June 11, 2007 2:31 PM
> >To: mauelshagen at redhat.com; ATARAID (eg, Promise Fasttrak, Highpoint
> >related discussions
> >Subject: listing drives attached to a particular controller
> >How would you go about listing the hard drives attached to a particular
> >controller? For example, say you have a SCSI controller card w/ drives
> >and an onboard SATA RAID controller in your system. In the future,
> >dmraid will have the ability to create a RAID array from the command
> >line. You may want to only add drives to the array that are attached
> >the same controller. Otherwise, when the system boots, the RAID option
> >ROM may display the RAID array as broken, as it will only see the
> >attached to the single controller.
> >Should this functionally be added to the dmraid utility? Should dmraid
> >block or warn about using block devices that are attached to different
> >Ataraid-list mailing list
> >Ataraid-list at redhat.com
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