Users Guide
Why Is A Rebuild Not Working......................................................................................................................................... 147
How To Avoid Removing The Wrong Disk......................................................................................................................147
How Can I Safely Remove Or Replace A Physical Disk.................................................................................................147
How Do I Recover From Removing The Wrong Physical Disk..................................................................................... 147
How Do I Identify The Firmware Version That Is Installed............................................................................................148
Which Controllers Do I Have............................................................................................................................................ 148
Which RAID Level Is Best For Me....................................................................................................................................148
20 Supported Features.................................................................................................................149
Supported Features On PERC Hardware Controllers...................................................................................................149
Controller Tasks Supported On PERC Hardware Controllers......................................................................................150
Battery Tasks Supported On PERC Hardware Controllers..........................................................................................153
Connector Tasks Supported By PERC Hardware Controllers..................................................................................... 153
Physical Disk Tasks Supported By PERC Hardware Controllers................................................................................. 154
Virtual Disk Tasks Supported By PERC Hardware Controllers....................................................................................156
Virtual Disk Specifications For PERC Hardware Controllers........................................................................................158
RAID Levels Supported By PERC Hardware Controllers..............................................................................................163
Read, Write, Cache And Disk Cache Policy Supported By PERC Hardware Controllers.........................................163
Supported Features On The PERC Software RAID Controllers..................................................................................164
Controller Tasks Supported On The PERC Software RAID Controllers............................................................... 165
Physical Disk Tasks Supported By The PERC Software RAID Controllers.......................................................... 165
Virtual Disk Tasks Supported By The PERC Software Controllers....................................................................... 166
Virtual Disk Specifications For PERC Software RAID Controllers......................................................................... 166
RAID Levels Supported By The PERC Software RAID Controllers....................................................................... 168
Read Write Cache And Disk Cache Policy Supported By The PERC Software RAID Controllers.................... 168
Enclosure Support On The PERC Software RAID Controllers...............................................................................169
21 Determining The Health Status For Storage Components............................................................ 170
Health Status Rollup - Battery Is Charging Or Dead..................................................................................................... 170
Health Status Rollup - Physical Disks In A Virtual Disk Are Failed Or Removed........................................................ 170
Health Status Rollup - Physical Disks In A Virtual Disk Are Unsupported, Partially, Or Permanently Degraded.... 171
Health Status Rollup - All Physical Disks In A Virtual Disk Are In Foreign State......................................................... 171
Health Status Rollup - Some Physical Disks In A Virtual Disk Are In Foreign State................................................... 171
Health Status Rollup - Virtual Disk Is Degraded, Physical Disks Are Failed Or Rebuilding........................................172
Health Status Rollup - Virtual Disk Is Failed....................................................................................................................172
Health Status Rollup - Unsupported Firmware Version................................................................................................ 172
Health Status Rollup - Enclosure Power Supply Failed Or Power Connection Removed........................................ 172
Health Status Rollup - One Enclosure EMM Is Failed................................................................................................... 173
Health Status Rollup - Lost Both Power Connections To The Enclosure.................................................................. 173
Health Status Rollup - One Or More Physical Disks Are Failed....................................................................................173
Health Status Rollup - Physical Disk Is Rebuilding......................................................................................................... 174
A Identifying the series of your Dell EMC PowerEdge servers.......................................................... 175
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