Inventorying and monitoring SFP Transceiver devices......................................................................................... 205
Monitoring SFP Transceiver devices using web interface..............................................................................206
Monitoring SFP Transceiver devices using RACADM......................................................................................206
Telemetry Streaming......................................................................................................................................................206
Serial Data Capture........................................................................................................................................................ 207
Dynamic configuration of virtual addresses, initiator, and storage target settings........................................208
Supported cards for IO Identity Optimization....................................................................................................208
Supported NIC firmware versions for IO Identity Optimization..................................................................... 210
Virtual or Remote assigned Address and Persistence Policy behavior when iDRAC is set to
Remote-Assigned Address mode or Console mode...................................................................................... 210
System behavior for FlexAddress and IO Identity.............................................................................................. 211
Enabling or disabling IO Identity Optimization.................................................................................................... 212
SSD Wear Threshold................................................................................................................................................. 212
Configuring persistence policy settings................................................................................................................213
Chapter 17: Managing storage devices .......................................................................................217
Understanding RAID concepts..................................................................................................................................... 218
What is RAID............................................................................................................................................................... 219
Organizing data storage for availability and performance.............................................................................. 220
Choosing RAID levels .............................................................................................................................................. 220
Comparing RAID level performance......................................................................................................................226
Supported controllers.....................................................................................................................................................227
Supported enclosures.................................................................................................................................................... 228
Summary of supported features for storage devices............................................................................................ 228
Inventorying and monitoring storage devices.......................................................................................................... 233
Monitoring storage devices using web interface.............................................................................................. 234
Monitoring storage devices using RACADM...................................................................................................... 234
Monitoring backplane using iDRAC settings utility........................................................................................... 234
Viewing storage device topology................................................................................................................................ 234
Managing physical disks................................................................................................................................................ 234
Assigning or unassigning physical disk as global hot spare.............................................................................235
Converting a physical disk to RAID or non-RAID mode................................................................................... 236
Erasing physical disks...............................................................................................................................................236
Erasing SED/ISE device data................................................................................................................................. 237
Rebuild Physical Disk................................................................................................................................................238
Managing virtual disks................................................................................................................................................... 239
Creating virtual disks................................................................................................................................................239
Editing virtual disk cache policies.......................................................................................................................... 241
Deleting virtual disks................................................................................................................................................. 241
Checking virtual disk consistency......................................................................................................................... 242
Initializing virtual disks..............................................................................................................................................242
Encrypting virtual disks............................................................................................................................................243
Assigning or unassigning dedicated hot spares................................................................................................. 243
Managing virtual disks using web interface........................................................................................................245
Managing virtual disks using RACADM................................................................................................................246
RAID Configuration Features....................................................................................................................................... 246
Managing controllers......................................................................................................................................................247
Configuring controller properties.......................................................................................................................... 248
Importing or auto importing foreign configuration........................................................................................... 250
Clearing foreign configuration................................................................................................................................252
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Contents