Users Guide

Virtual disk fails rebuild using a dedicated hot spare............................................................................................108
Physical disk takes a long time to rebuild.............................................................................................................. 108
SMART errors................................................................................................................................................................. 108
Smart error detected on a physical disk in a redundant virtual disk...................................................................109
Smart error detected on a physical disk in a non-redundant virtual disk.......................................................... 109
Replace member errors................................................................................................................................................. 109
Source disk fails during replace member operation..............................................................................................109
Target disk fails.......................................................................................................................................................... 110
General disk fails........................................................................................................................................................110
Linux operating system errors....................................................................................................................................... 110
Virtual disk policy is assumed as write-through error message...........................................................................110
Unable to register SCSI device error message......................................................................................................110
Disk Carrier LED Indicators............................................................................................................................................. 111
HII error messages........................................................................................................................................................... 111
Unhealthy Status of the Drivers...............................................................................................................................111
10 Appendix RAID description........................................................................................................................ 112
Summary of RAID levels................................................................................................................................................. 112
RAID terminology.............................................................................................................................................................113
Disk striping................................................................................................................................................................113
Disk mirroring............................................................................................................................................................. 113
Spanned RAID levels.................................................................................................................................................114
Parity data.................................................................................................................................................................. 114
11 Getting help............................................................................................................................................... 115
Contacting Dell EMC...................................................................................................................................................... 115
Documentation feedback............................................................................................................................................... 115
Locating service tag of your system.............................................................................................................................115
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