Contents
1 Overview.................................................................................................................... 11
Supported Operating Systems............................................................................................................ 12
Getting Started With Your PERC Card................................................................................................ 12
Related Documentation...................................................................................................................... 12
2 Features..................................................................................................................... 15
T10 Protection Information.................................................................................................................15
Enabling T10 PI.............................................................................................................................. 15
Disabling T10 PI............................................................................................................................. 16
Secure Firmware Update.....................................................................................................................16
Improved RAID 10 Configuration........................................................................................................16
4KB Block Size Disk Drives..................................................................................................................16
Physical Disk Power Management......................................................................................................16
Configured Spin Down Delay........................................................................................................17
Types Of Virtual Disk Initialization.......................................................................................................17
Full Initialization............................................................................................................................. 17
Fast Initialization.............................................................................................................................17
Background Initialization.....................................................................................................................18
Consistency Checks............................................................................................................................18
Disk Roaming.......................................................................................................................................18
Using Disk Roaming.......................................................................................................................19
FastPath................................................................................................................................................19
Virtual Disk Migration.......................................................................................................................... 19
Migrating Virtual Disks...................................................................................................................20
Virtual Disk Write Cache Policies........................................................................................................20
Conditions Under Which Write-Back Is Employed......................................................................20
Conditions Under Which Forced Write-Back With No Battery Is Employed.............................. 21
Virtual Disk Read Cache Policies.........................................................................................................21
Reconfiguration Of Virtual Disks.........................................................................................................21
Fault Tolerance....................................................................................................................................23
The SMART Feature....................................................................................................................... 23
Patrol Read.................................................................................................................................... 24
Physical Disk Failure Detection.....................................................................................................25
Using Persistent Hot Spare Slots...................................................................................................25
Physical Disk Hot Swapping..........................................................................................................25
Using Replace Member And Revertible Hot Spares.....................................................................25
Controller Cache Preservation..................................................................................................... 26
Non-RAID Disks Support.................................................................................................................... 26