Rebuilding a failed physical disk

107

Virtual disk fails during rebuild using a global hot spare

107

Virtual disk fails during rebuild using a dedicated hot spare

107

Physical disk fails during reconstruction on redundant virtual disk

107

Virtual disk fails rebuild using a dedicated hot spare

107

Physical disk takes a long time to rebuild

107

SMART errors

108

Smart error detected on a physical disk in a redundant virtual disk

108

Smart error detected on a physical disk in a non-redundant virtual disk

108

Replace member errors

108

Source disk fails during replace member operation

109

Target disk fails

109

General disk fails

109

Linux operating system errors

109

Virtual disk policy is assumed as write-through error message

109

Unable to register SCSI device error message

110

Disk Carrier LED Indicators

110

UEFI error messages

110

Unhealthy Status of the Drivers

110

10 Appendix: RAID description

112

Summary of RAID levels

112

RAID terminology

112

Disk striping

112

Disk mirroring

113

Spanned RAID levels

113

Parity data

114

11 Getting help

115

Contacting Dell

115

Documentation feedback

115

Locating your system Service Tag

115

8

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Dell UCPA-901, UCSE-900, UCSA-901, UCSB-900, UCPB-900, and UCPE-900 manual Appendix RAID description, Getting help