Toshiba PORTEGE M400 - Manual (Page 419)

Appendix J Maintenance of TOSHIBA RAID Appendices
PORTEGE M400 Maintenance Manual (960-541) [CONFIDENTIAL] J-21
Change RAID Level
To change RAID level, select [Modify Array] menu. When changing RAID-1
(Mirroring) to RAID-0 (Striping), refer “Changing RAID-1 to RAID-0”. When
changing RAID-0 to RAID-1, refer “Changing RAID-0 to RAID-1”.
Changing RAID-1 to RAID-0 working by one drive
When changing RAID-1 array working by two drives to RAID-0 working by one drive,
follow the procedure below.
1. Select [Modify Array] in [Main Menu].
2. In [Modify Array], select array [LDx] that you want to change.
3. In [Modify Array], select [RAID-1 -> RAID-0].
4. In [Physical Drive] select one drive, which is used as RAID-0, and press Space
key
5. After selecting a drive, press Enter key. When [Confirmation] is displayed, select
“OK” to store the setting.
Changing RAID-0 working by one drive to RAID-1
To change RAID-1 working by one drive to RAID-1 working by two drives, follow the
procedure below.
1. Select [Modify Array] in [Main Menu].
2. In [Modify Array], select array [LDx] that you want to change.
3. In [Modify Array], select [RAID-0 -> RAID-1].
4. Select a drive in the condition of [OFFLINE] in [Physical Drive], which is
expanded as RAID-1 with Space key. After selecting drive, [Status] changes to
[REBUILDING]. The capacity of drive that is newly added must be same/more
as/than original drive. The drive in the condition of [Fail] can not be incorporated.
5. After selecting a drive, press Enter key. When [Confirmation] is displayed, select
“OK” to store the setting.
6. Select [Resume Rebuild] in [Main Menu], or select [Exit] to exit from Independent
Utility. When automatic rebuilding is set in OS, rebuilding starts automatically
after booting OS.
7. During rebuilding, the progress is displayed in [Physical Drive]. Suspending or
aborting is possible.
8. When the rebuilding is completed, message is displayed, the select “OK”.