13 Managing Storage Devices...........................................................................203
Understanding RAID Concepts........................................................................................................204
What Is RAID?..............................................................................................................................205
Organizing Data Storage For Availability And Performance.....................................................206
Choosing RAID Levels ...............................................................................................................206
Comparing RAID Level Performance..........................................................................................213
Supported Controllers.......................................................................................................................215
Supported RAID Controllers........................................................................................................215
Supported Non-RAID Controllers...............................................................................................215
Supported Enclosures.......................................................................................................................215
Summary of Supported Features for Storage Devices.....................................................................215
Inventory and Monitoring Storage Devices......................................................................................218
Monitoring Storage Device Using Web Interface.......................................................................218
Monitoring Storage Device Using RACADM...............................................................................219
Monitoring Backplane Using iDRAC Settings Utility..................................................................219
Viewing Storage Device Topology...................................................................................................219
Managing Physical Disks...................................................................................................................219
Assigning or Unassigning Physical Disk as Global Hot spare....................................................219
Convert To RAID Capable Disk..................................................................................................220
Convert To Non-RAID Disk.........................................................................................................221
Managing Virtual Disks......................................................................................................................221
Creating Virtual Disks..................................................................................................................221
Editing Virtual Disk Cache Policies.............................................................................................223
Deleting Virtual Disks..................................................................................................................224
Checking Virtual Disk Consistency.............................................................................................224
Initializing Virtual Disks...............................................................................................................225
Encrypting Virtual Disks..............................................................................................................226
Assigning or Unassigning Dedicated Hot Spares.......................................................................226
Managing Virtual Disks Using Web Interface.............................................................................226
Managing Virtual Disks Using RACADM.....................................................................................227
Managing Controllers.......................................................................................................................227
Configuring Controller Properties..............................................................................................228
Importing or Auto Importing Foreign Configuration.................................................................231
Clearing Foreign Configuration..................................................................................................232
Resetting Controller Configuration............................................................................................233
12Gbps SAS HBA Adapter Operations........................................................................................234
Monitoring Predictive Failure Analysis On Drives......................................................................234
Controller Operations in Non-RAID (HBA) Mode......................................................................235
Running RAID Configuration Jobs On Multiple Storage Controllers........................................235
Managing PCIe SSDs.........................................................................................................................235
Inventory and Monitoring PCIe SSDs.........................................................................................236