HP 6100 User Manual

Failback preference setting for HSV controllers
Table 25 (page 67) describes the failback preference behavior for the controllers.
Table 25 Failback preference behavior
BehaviorPoint in timeSetting
The units are alternately brought online to
Controller A or to Controller B.
At initial presentationNo preference
If cache data for a LUN exists on a particular
controller, the unit will be brought online there.
Otherwise, the units are alternately brought
online to Controller A or to Controller B.
On dual boot or controller resynch
All LUNs are brought online to the surviving
controller.
On controller failover
All LUNs remain on the surviving controller.
There is no failback except if a host moves the
LUN using SCSI commands.
On controller failback
The units are brought online to Controller A.At initial presentationPath A - Failover Only
If cache data for a LUN exists on a particular
controller, the unit will be brought online there.
Otherwise, the units are brought online to
Controller A.
On dual boot or controller resynch
All LUNs are brought online to the surviving
controller.
On controller failover
All LUNs remain on the surviving controller.
There is no failback except if a host moves the
LUN using SCSI commands.
On controller failback
The units are brought online to Controller B.At initial presentationPath B - Failover Only
If cache data for a LUN exists on a particular
controller, the unit will be brought online there.
Otherwise, the units are brought online to
Controller B.
On dual boot or controller resynch
All LUNs are brought online to the surviving
controller.
On controller failover
All LUNs remain on the surviving controller.
There is no failback except if a host moves the
LUN using SCSI commands.
On controller failback
The units are brought online to Controller A.At initial presentationPath A -
Failover/Failback
If cache data for a LUN exists on a particular
controller, the unit will be brought online there.
Otherwise, the units are brought online to
Controller A.
On dual boot or controller resynch
All LUNs are brought online to the surviving
controller.
On controller failover
All LUNs remain on the surviving controller.
After controller restoration, the units that are
online to Controller B and set to Path A are
brought online to Controller A. This is a one
time occurrence. If the host then moves the LUN
using SCSI commands, the LUN will remain
where moved.
On controller failback
Failback preference setting for HSV controllers 67

HP 6100 Specifications

General

Brand	HP
Model	6100
Category	Storage
Language	English