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DS300f G2 Series User Manual

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rebuIlDInG a DISk array

Whenyourebuildadiskarray,youareactuallyrebuildingthedataononephysicaldrive.

• Whenaphysicaldriveinadiskarrayfailsandasparedriveofadequatecapacityisavailable,thediskarray

beginstorebuildautomaticallyusingthesparedrive.

• Ifthereisnosparedriveofadequatecapacity,buttheAutoRebuildfunctionisENABLED,thediskarray

beginstorebuildautomaticallyassoonasyouremovethefailedphysicaldriveandinstallanuncongured

physicaldriveinthesameslot.See“MakingRebuildSettings”

• IfthereisnosparedriveofadequatecapacityandtheAutoRebuildfunctionisDISABLED,youmustreplace

thefaileddrivewithanunconguredphysicaldrive,thenperformaManualRebuild.See“RebuildingaDisk

Array”

Important

Ifyourreplacementdiskdrivewasformerlypartofadifferentdiskarrayorlogicaldrive,

youmustclearthecongurationdataonthereplacementdrivebeforeyouuseit.See

“Clearing a Stale or a PFA Condition”

•

IncomPlete array

A moreserious,butfarless common problem is an Incomplete Array. An incomplete array results from a

physical drive that fails or becomes missing during:

• RAID level migration

• Disk array transport

MigrAtion

Normally,ifaphysicaldriveorthecontrollerfailsduringmigration,thediskarraygoescritical,andyoucan

rebuildit.

trAnsPort

Transport is the action of moving the physical drives of a disk array:

• To different slots in the same enclosure

• From one enclosure to another

Ifaphysicaldrivefailsduringatransport,oryoudonotmoveallofthephysicaldrivestotheirnewlocations,

ASUS Storage Management displays an incomplete array. When ASUS Storage Management discovers an

incompletearray,itdisplaysadialogboxaskingyouto:

• Click the OKbuttontoaccepttheincompletearray.

• Click the Cancelbuttontorejecttheincompletearray.

AccePting An incoMPlete ArrAy

Beforeyouaccepttheincompletearray,besureallofthephysicaldrivesarepresentandthattheirdrivecarriers

areproperlyinstalledintotheenclosure.See“InstallingPhysicalDrives”

If you choose to accept the incomplete array:

1. ClickOKintheincompletearraydialogbox.

2. Checktheoperationalstatusofthelogicaldrivesinthearray.

• IfthelogicaldrivesareCritical,proceedwitharebuild.

• IfthelogicaldrivesareOfine,contactTechnicalSupport.

3.

Restoreyourdatafromabackupsource.

If you choose NOT to accept the incomplete array:

1. Click Cancelintheincompletearraydialogbox.

2. Do one of the following:

•

Deletethearray.Thisactiondeletesalllogicaldrivesonthearray.

• Replacethemissingphysicaldrive.

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Asus DS300f Spécifications Page 221

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Asus DS300f Spécifications Page 221

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