Users Guide

Setting Hot Spare Protection Policy................................................................................................. 176
Dedicated Hot Spare Protection Policy...................................................................................... 177
Global Hot Spare Protection Policy............................................................................................ 177
Considerations For Hot Spare Protection Policy....................................................................... 178
Considerations For Enclosure Affinity........................................................................................ 178
Considerations For Hot Spares On PERC 6/E And PERC 6/I Controllers....................................... 178
Dedicated Hot Spare Considerations......................................................................................... 179
Considerations For Hot Spares On PERC S100 And PERC S300 Controllers.................................179
Size Requirements For Global Hot Spares On S100 And S300 Controllers..............................179
Global Hot Spare Considerations On A SAS 6/iR.............................................................................180
17 CacheCade Using Solid-State Drives.......................................................... 181
Managing The CacheCade................................................................................................................181
CacheCade Properties................................................................................................................ 182
Creating A CacheCade................................................................................................................182
Resizing The CacheCade............................................................................................................ 183
Renaming The CacheCade.........................................................................................................183
Blinking And Unblinking The CacheCade.................................................................................. 183
Deleting The CacheCade............................................................................................................183
18 Troubleshooting.............................................................................................184
Common Troubleshooting Procedures...........................................................................................184
Cables Attached Correctly..........................................................................................................184
System Requirements................................................................................................................. 184
Drivers And Firmware..................................................................................................................185
Isolate Hardware Problems.........................................................................................................185
Replacing A Failed Disk............................................................................................................... 185
Using The Physical Disk Online Command On Select Controllers...........................................186
Recovering From Removing The Wrong Physical Disk..............................................................187
Resolving Microsoft Windows Upgrade Problems.....................................................................187
Virtual Disk Troubleshooting............................................................................................................ 187
A Rebuild Does Not Work........................................................................................................... 187
A Rebuild Completes With Errors............................................................................................... 188
Cannot Create A Virtual Disk...................................................................................................... 188
A Virtual Disk Of Minimum Size Is Not Visible To Windows Disk Management....................... 189
Virtual Disk Errors On Systems Running Linux...........................................................................189
Problems Associated With Using The Same Physical Disks For Both Redundant And Non-
Redundant Virtual Disks.............................................................................................................. 189
Specific Problem Situations And Solutions...................................................................................... 189
Physical Disk Is Offline Or Displays An Error Status...................................................................190
Receive A Bad Block Alert With Replacement, Sense, Or Medium Error..................................190
Alerts 2146 Through 2150 Received During A Rebuild Or While A Virtual Disk Is Degraded... 191
10