User guide

System option modes B–17
Hitachi Unified Storage VM Block Module Hardware User Guide
733 Volume
Migration
This option enables to suspend Volume Migration or
Quick Restore operation during LDEV-related
maintenance.
RAID600:
Mode 733 = ON:
Volume Migration or Quick Restore operation during
LDEV-related maintenance is suspended.
Mode 733 = OFF (default):
Volume Migration or Quick Restore operation during
LDEV-related maintenance is not suspended.
RAID700:
Mode 733 = ON:
Volume Migration or Quick Restore operation during
LDEV-related maintenance is not suspended
Mode 733 = OFF (default):
Volume Migration or Quick Restore operation during
LDEV-related maintenance is suspended
Note:
1. This option should be applied when Volume Migration
or Quick Restore operation can be suspended during
LDEV-related maintenance.
2. Set mode 733 to ON if you want to perform any LDEV-
related maintenance activities and you do not want these
operations to fail when Volume Migration or Quick
Restore is active.
3. This option is recommended as functional
improvement to avoid maintenance failures. In some
cases of a failure in LDEV-related maintenance without
setting the option, Storage Navigator operations may be
unavailable.
4. There is the potential for LDEV-related maintenance
activities to fail when Volume Migration and Quick
Restore is active without setting the option.
OFF .
Mode Category Description Default
MCU/
RCU