SUMMARY: Dual-attached disk array question

From: Christophe Dupre <duprec_at_scorec.rpi.edu>
Date: Thu Dec 05 2002 - 09:22:59 EST
Thanks to :
Darren Dunham
Chip Paswater
Sven Heydecke
for the quick replies.

It seems that the only solution available on Solaris to dual-path
non-fibre channel devices is to use Veritas Volume Manager with its VxDMP
feature. However, that works only if the device reports different
id/serial# for each LUN so that VxDMP can see that they're different.

On Wed, 4 Dec 2002, Christophe Dupre wrote:

> Hi,
> I have a Sun Fire 280R with two Ultra160 SCSI controllers, connected to a
> dual-controller disk array (which means that I can access each LUN on the
> disk array through both controllers). I'd like to setup a redundant path.
> I looked at Sun's AP (Alternate Pathing) which seems to do what I want,
> but it only seems to support fibre channel ports, not vanilla SCSI ones.
>
> Am I missing something ? Is there a solution to have failover in case a
> cable fails (or is accidentaly pulled out) ?
>
> Thanks.
>
>
> --
> Christophe Dupre
> System Administrator, Scientific Computation Research Center
> Rensselaer Polytechnic Institute
> Troy, NY        USA
> Phone: (518) 276-2578  -  Fax: (518) 276-4886
> _______________________________________________
> sunmanagers mailing list
> sunmanagers@sunmanagers.org
> http://www.sunmanagers.org/mailman/listinfo/sunmanagers
>


--
Christophe Dupre
System Administrator, Scientific Computation Research Center
Rensselaer Polytechnic Institute
Troy, NY        USA
Phone: (518) 276-2578  -  Fax: (518) 276-4886
_______________________________________________
sunmanagers mailing list
sunmanagers@sunmanagers.org
http://www.sunmanagers.org/mailman/listinfo/sunmanagers
Received on Thu Dec 5 09:26:05 2002

This archive was generated by hypermail 2.1.8 : Thu Mar 03 2016 - 06:42:59 EST