Dell PowerEdge R630 Technical Manual

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Contents

28 PowerEdge R630 Technical GuideTable 16. IDSDM new featuresNew feature DescriptionSupport for RAID andData IntegrityWhen RAID is enabled, writes to IDSDM will perform write operation to bothSD cards simultaneouslyEnsures data integrity during power loss conditionsSupport for USB 3.0(higher bandwidth)If USB 3.0 is disabled, or an error on USB 3.0 is detected, IDSDM will revert toUSB 2.0User-prioritized SDslotsUser-defined primary SD slot for IDSDM; if RAID is enabled, content of primarySD card will be mirrored on secondary SD cardBad Blockmanagement Prevents a single bad sector from causing an SD card to failNo more BIOS haltduring rebuildIDSDM does not require the BIOS to halt during POST and wait for the rebuildto complete; rebuild happens in the background and is much faster ascompare than the previous generationEnhanced support formismatched SD cardsFunctionality of primary SD card is not compromised if the secondary SD cardhas a different speed or lower storageMismatch check will only happen if the IDSDM is operating in RAID modeOnly secondary SD card will be placed in mismatch state; if the secondarycard does not match the speed or have lower storage capacity than theprimary card, the secondary card will be placed in the Mismatch stateEnhanced support forwrite-protected SDcardsWrite-protected SD cards are treated as read-only; if at least one card is write-protected and RAID is enabled, IDSDM will operate in the degraded RAID state,and RAID will automatically be disabled if both cards are write-protectedSeamless SD cardassignmentsIDSDM will bring secondary SD card online and will make it primary if for somereason primary SD card failsIf RAID is enabled, there will be no compromise in functionality however,system will notify user of degraded RAID statusEnriched errorreportingNew errors have been implemented to help root cause a failure.Failures will be in iDRAC logsMultiple failures can be now recorded and loggedMass erase forenhanced securityMass erase options are provided in IDSDM; enabling this register will clean upall the data preset on SD cardsUHS-1 SD card support Next-generation supportOptical driveThe R630 supports one slim, internal DVD-ROM or DVD+RW optical drive option in the 8-driveconfiguration only.Tape driveThe R630 does not support internal tape drives and does supports external tape drives. See theExternal storage section.