[ale] Suse 9.3 and fiber storage

[Randy Ramsdell]

Damon L. Chesser wrote:
> I have a bunch of Suse 9.3 servers with various apps that need to be
> migrated to RHEL 5 or 6.  
> 
> I have back end SANs attached via QLogic hbas.
> 
> How do I verify how the attached storage is mounted (ie, this mount is
> remote via the hba).
> 
> There is no /etc/mulitpath.conf
> 
> What I am looking for is a way I can get info and make a "map" that I
> can duplicate on the new OS.  The new storage will be entirely new
> partitions/luns on completely different LUNs, but the "structure" might
> need to be the same, ie: /somemount is 17G /somemount2 is 15G etc.
> 
> /dev/disk/by-* has by-id and by-uuid and by-path.
> 
> I know this is both rather simple and broad, but I have zero fiber/HBA
> experience and it would appear I don't know the proper search terms to
> google.
> 
> If it matters the back end is (old) is a Hitachi and I don't know the
> front end.  I will not be tasked with slicing up the LUNs, but reporting
> what sizes I need them to be, then mounting the partitions with the
> proper mount points on the new OS.

I work with Iscsi a lot but not using HBA. A guess however is that ht 
eHBA presents the disks the OS simply as disks and you would need the 
hba software to interact. maybe the by-id will give you a hint.