Dell PowerEdge R940xa EMC Technical Specifications - Page 22

Boot Optimized Storage Subsystem BOSS, Table 9. BOSS features, Marvell CLI.

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Figure 20. Boot Optimized Storage Subsystem (BOSS) Table 9. BOSS features Function or feature Stripe size supported Configuration (HII) Full initialization Fast initialization Background initialization RAID 0 RAID 1 Single non-RAID Dual non-RAID Degraded RAID1 and non-RAID Foreign import Consistency check Patrol read Load balance Rebuild Auto-rebuild Hot spare Change rebuild priority/rate. Virtual disks write back/read ahead cache. Supported 64 K Yes No Yes NOTE: By default, fast initialization is performed when you create a virtual drive. No No Yes Yes Yes No Yes No No N/A Yes NOTE: You must manually start the rebuild process using HII or using the Marvell CLI. Yes NOTE: Auto-rebuild is performed when the system is powered on only if there is a surviving native virtual drive and another hard drive is present. No No No NOTE: BOSS controller does not support controller cache. Battery support N/A NOTE: BOSS controller does not support a battery. 22 Technical specifications

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Figure 20. Boot Optimized Storage Subsystem (BOSS)
Table 9. BOSS features
Function or feature
Supported
Stripe size supported
64 K
Configuration (HII)
Yes
Full initialization
No
Fast initialization
Yes
NOTE:
By default, fast initialization is performed when you create a virtual
drive.
Background initialization
No
RAID 0
No
RAID 1
Yes
Single non-RAID
Yes
Dual non-RAID
Yes
Degraded RAID1 and non-RAID
No
Foreign import
Yes
Consistency check
No
Patrol read
No
Load balance
N/A
Rebuild
Yes
NOTE:
You must manually start the rebuild process using HII or using the
Marvell CLI.
Auto-rebuild
Yes
NOTE:
Auto-rebuild is performed when the system is powered on only if there
is a surviving native virtual drive and another hard drive is present.
Hot spare
No
Change rebuild priority/rate.
No
Virtual disks write back/read ahead cache.
No
NOTE:
BOSS controller does not support controller cache.
Battery support
N/A
NOTE:
BOSS controller does not support a battery.
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Technical specifications