Server Administrator Storage Management

Disabling Fluid Cache On Virtual Disk Partitions... 162

Enclosure And Backplane Properties And TasksYou can view information about the enclosure or backplane and execute enclosure tasks.Related LinksEnclosu

Property DefinitionTarget ID Displays the SCSI ID of the backplane (internal to the server) or the enclosure to which the controller connector is atta

Property DefinitionEnclosure Part Number Displays the part number of the enclosure.Enclosure Alarm Displays whether the alarm on the enclosure is en

Changing The Asset Tag And Asset Name Of An EnclosureTo change the asset tag and asset name of the enclosure:1. Type the new asset tag name in the New

To check the temperature:1. In the Server Administrator window, under the system tree, click Storage dashboard.2. Expand the tree view until the Tempe

To Locate View Slot Occupancy Report In Storage Management1. In the Server Administrator window, under the system tree, expand Storage to display the

The available connectors are displayed. These connectors are numbered starting from zero.3. Identify a connector that is not attached to storage. If t

10ConnectorsA controller contains one or more connectors (channels or ports) to which you can attach disks. You can externally access a connector by a

disks that can be used for different RAID levels, see Number Of Physical Disks Per Virtual Disk. For information on controller-specific implementation

Property Definition — Critical/Failure/ErrorFor more information, see Storage Component Severity. A Warning or Critical severity may indicate that the

A Rebuild Does Not Work...

Rescanning A Controller ConnectorTo rescan a controller connector:1. In the Server Administrator window, under the system tree, expand the Storage das

Path HealthThe path health of the connectors is represented as normal, warning, or critical. The possible values are displayed as Available, Degraded,

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11Tape DriveTape drives contain several tape backup units (TBUs) on which data can be backed up. Storage Management enumerates the TBUs that are used

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12RAID Controller BatteriesSome RAID controllers have batteries. If the controller has a battery, Storage Management displays the battery under the co

Property Definition• Auto — Storage Management performs an automatic learn cycle based on the set time.• Warn — The learn cycle is past the default 90

While the learn cycle is in progress, the battery may not be able to maintain the cache during a power loss. If the controller is using Write-Back Cac

4. Select Delay Learn Cycle from the Available Tasks drop-down menu.5. Click Execute.Related LinksBattery Properties And TasksStarting A Learn CycleIn

13Physical Disks Or Physical DevicesPhysical disks or physical devices reside within an enclosure or are attached to the controller. On a RAID control

How Can I Safely Remove Or Replace A Physical Disk...187How Do I

For SAS Controllers1. Check the alert log for an alert verifying that the system has identified the new disk. You may receive alert 2052 or 2294. For

5. Restore the backed up data from the original virtual disk onto the newly created virtual disk.Related LinksMonitoring Disk Reliability On RAID Cont

Property Definition• Online — Indicates that the physical disk is part of a virtual disk and is functioning normally. For more information, see Settin

Property Definition• Non-RAID — Non-RAID disks are exposed to the operating system unlike unconfigured disks and enables usage of disk in direct pass-

Property DefinitionEncryption Capable Displays whether the physical disk or device is a Self-Encryption Disk (SED). The possible values are Yes and No

Property DefinitionNegotiated Speed Displays the speed of data transfer that the disk negotiated while spinning up and upon initial communication wit

• Convert To RAID Capable Disk• Convert To Non-RAID DiskBlinking And Unblinking A Physical Disk Does my controller support this feature? See Supported

NOTE: This procedure is not available for physical disks or devices that have been assigned as a hot spare or physical disk or devices that are part o

NOTE: When deleting virtual disks, all assigned global hot spares may be automatically unassigned when the last virtual disk associated with the contr

NOTE: A physical disk may display the Clear state if it is a member of a virtual disk that is being slow initialized. Performing a Cancel Clear task o

Virtual Disk Specifications For The PERC S100, PERC S110, And S300 Controllers... 217RAID Levels Supported By The

To Locate Controller Task In Storage Management1. In the Server Administrator window, under the system tree, expand Storage to display the controller

14Virtual DisksA virtual disk refers to a storage created by a RAID controller from one or more physical disks. Although a virtual disk may be created

• PERC 6/E and PERC 6/I• PERC H310 Adapter, PERC H310 Mini Monolithic, and PERC H310 Mini Blades• PERC H700, PERC H710 Adapter, PERC H710 Mini Blades,

You cannot create virtual disks on a set of disks migrated from earlier software RAID versions and configured with multiple RAID levels.Related LinksC

Number Of Virtual Disks Per ControllerThere are limitations on the number of virtual disks that can be created on the controller. For information abou

• The Create Virtual Disk Advanced Wizard allows you to specify the read, write, and cache policy for the virtual disk. You can also select the physic

Controller Starting RAID Level Target RAID Level CommentsPERC 6/E, PERC 6/I, CERC 6/I, PERC H800 Adapter, PERC H700 Adapter, PERC H700 Integrated, and

To verify redundant information of a virtual disk:1. Locate the controller on which the virtual disk resides in the tree view. Expand the controller o

RAID Level Virtual Disk State Scenario Resultanother physical location. The problem is resolved.RAID 5 Degraded One bad block on a physical disk.The c

H710P Adapter, PERC H710P Mini Blades, PERC H710P Mini Monolithic, PERC H800, and PERC H810 Adapter family of controllers.Virtual Disk Properties And

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Property DefinitionThis state may also be displayed when a RAID 1, RAID 10 or RAID 1-concatenated virtual disk suffers a physical disk failure. In add

Property Definition• SCSI• SAS• SATAMedia Displays the media type of the physical disks present in the virtual disk. The possible values are:• HDD• SS

• Restoring Dead Segments• Deleting Data On the Virtual Disk• Assigning And Unassigning Dedicated Hot Spare• Performing A Check Consistency• Canceling

Background Initialization On PERC ControllersRestoring Dead SegmentsDoes my controller support this feature? See Supported Features.The Restore Dead S

Renaming A Virtual DiskDoes my controller support this feature? See Supported Features.The Rename task enables you to change name of the virtual disk.

The Encrypt Virtual Disk task encrypts an unencrypted virtual disk. This feature is only applicable to controllers that:• Are encryption capable (PERC

– Select RAID 60 to implement striping across more than one RAID 6 span. RAID 60 Groups n*s disks as one large virtual disk with a capacity of s*(n-2)

Wizard. If you want the wizard to choose a recommended virtual disk configuration for you, select the Express Wizard option.Before creating a virtual

• Calculating the number of disks that can be utilized from the selected disks.• Maximizing the number of spans to increase the I/O performance* Deter

Create Virtual Disk Advanced Wizard (Step 2)Depending on the RAID level you selected in the Create Virtual Disk Wizard (Step 1) <Controller Name>

1OverviewServer Administrator Storage Management provides enhanced features for configuring the locally attached RAID and non-RAID disk storage on a s

NOTE: Only physical disks that comply with the virtual disk parameters, selected in the Create Virtual Disk Wizard page are displayed.Select the requi

For PERC H700 and PERC H800 controllers, if any of the drives you selected is in the spun down state, the following message is displayed:The below lis

NOTE: You can create no more than 64 virtual disks on a controller. After you have reached this limit, you can no longer reconfigure any of the virtua

5. Click Execute. Virtual Disk Task: Reconfigure (Step 2 of 3)Does my controller support this feature? See Supported Features.The virtual disk reconfi

To Reconfigure A Virtual Disk Expand Virtual Disk Capacity: Step 2 of 31. Enter the percentage of the free disk size available by which you want to ex

Considerations For Slow InitializeThe Slow Initialize task initializes all physical disks included in the virtual disk. The Slow Initialize task updat

NOTE: When deleting virtual disks, all assigned global hot spares may be automatically unassigned when the last virtual disk associated with the contr

To Locate Rename In Storage ManagementTo locate this task in storage management:1. In the Server Administrator window, under the system tree, expand S

To Locate Split Mirror In Storage Management 1. In the Server Administrator window, under the system tree, expand Storage to display the controller ob

For more information on hot spares including size requirements, see Protecting Your Virtual Disk With A Hot Spare. For considerations regarding RAID 1

NOTE: To download the latest storport driver, see the Microsoft Knowledge Base article KB943545 at support.microsoft.com.If you install Storage Manage

NOTE: You must also enable the Revertible Hot Spare option to use Replace Member Disk task.The destination physical disk should be in the Ready state,

If you want to change the replace member, click Go Back to Previous Page. To exit without making changes, click Cancel.Related LinksReplacing A Member

To enable Fluid Cache on a virtual disk partition:1. On the left-hand side of the Storage Management page, expand Storage.2. Click on the < Control

15Moving Physical And Virtual Disks From One System To AnotherThis section describes how to move physical and virtual disks from one system to another

The migration is complete. The virtual disk is now manageable through Storage Management.164

16Protecting Your Virtual Disk With A Hot SpareWhen you create a virtual disk using a RAID controller, it enables the system to continue functioning e

Dedicated Hot Spare Protection PolicyTable 35. Hot Spare PropertiesProperty DefinitionRAID Level Indicates the RAID level(s) for which you want to con

• If the status of the virtual disk is displayed as Degraded or Failed because of the hot spare protection policy violation, then assign the required

Dedicated Hot Spare ConsiderationsThe following considerations apply to dedicated hot spares:• Considerations for RAID 10, RAID 50, and RAID 60 — If y

• Immediately replace any physical disk that has failed or been removed. This ensures that a healthy disk resides in a slot that the controller firmwa

• 220S and 221S storage systems• MD1000 and MD1120 storage systems• MD1200 and MD1220 storage systemsSupport For Disk And Volume ManagementStorage Man

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17CacheCade Using Solid-State DrivesCacheCade is used to improve random read performance of the solid-state drive (SSD) based virtual disks. A solid-s

3. Click a storage controller component.4. Under Available Tasks, select Manage CacheCade.5. Click Execute.The CacheCade(s) page is displayed.Related

NOTE: The procedure of selecting physical disks while creating a CacheCade is similar to the selection of disks while creating a virtual disk.Related

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18TroubleshootingThis section contains troubleshooting procedures for common situations as well as for specific problems.Related LinksCommon Troublesh

Drivers And FirmwareStorage Management is tested with the supported controller firmware and drivers. In order to function properly, the controller mus

Replacing The DiskTo replace the failed disk that is part of a redundant virtual disk:1. Remove the failed disk.2. Insert a new disk. Make sure that t

Setting The Physical Disk Online Or OfflineRecovering From Removing The Wrong Physical DiskIf the physical disk that you mistakenly removed is part of

• The virtual disk includes failed or corrupt physical disks — This situation may generate alert 2083. For information on alert messages, see the Serv

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Virtual Disk Errors On Systems Running LinuxOn some versions of the Linux operating system, the virtual disk size is limited to 1TB. If you create a v

Physical Disk Is Offline Or Displays An Error StatusA physical disk may display an error status if it has been damaged, is offline, or was a member of

Alerts 2146 Through 2150 Received While Performing I/O, Consistency Check, Format, Or Other OperationIf you receive alerts 2146 through 2150 while per

Storage Management May Delay Displaying Storage Devices After RebootStorage Management requires time after a reboot to find and inventory all attached

Peripheral Component Interconnect Express PCIe Solid-State Drive SSD Is Not Visible In The Operating SystemProbable Cause: Hardware is not installed c

Configured mode vs operational mode troubleshooting in cases of Pass Through and Write Through operational mode.When the last but one PCIe SSD is remo

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19Frequently Asked QuestionsThis section provides frequently asked questions that address situations commonly experienced in a storage environment.• W

Replacing A Physical Disk Receiving SMART AlertsHow Do I Recover From Removing The Wrong Physical DiskFor more information, see Recovering From Removi

20Supported FeaturesDifferent controllers support different features. The tasks displayed by the Storage Management menus and other features vary depe

2Getting StartedServer Administrator Storage Management is designed for system administrators who implement hardware RAID solutions and understand cor

Controller Task NamePERC 5/E PERC 5/I PERC 6/E PERC 6/I PERC 6/I ModularCERC 6/IReset ConfigurationYes Yes Yes Yes Yes YesSet Rebuild RateYes Yes Yes

Controller Task NamePERC 5/E PERC 5/I PERC 6/E PERC 6/I PERC 6/I ModularCERC 6/IHot-plug of Enclosures No No Yes with firmware 6.1 and laterNo No NoCh

Connector Tasks Supported By The PERC 5/E, PERC 6/, And CERC 6/I ControllersTable 40. Connector Tasks Supported by the PERC 5/E, PERC 6/, and CERC 6/I

Virtual Disk Tasks Supported By The PERC 5/, PERC 6/, And CERC 6/I ControllersTable 42. Virtual Disk Tasks Supported by the PERC 5/, PERC 6/, and CERC

Virtual Disk Task NamePERC 5/E PERC 5/I PERC 6/E PERC 6/I PERC 6/I ModularCERC 6/IFormat Virtual DiskNo No No No No NoCancel Format Virtual Disk No No

Virtual Disk SpecificationPERC 5/E PERC 5/I PERC 6/E PERC 6/I PERC 6/I ModularCERC 6/IPhysical Disks per SpanMinimum Stripe Size 8 K 8 K 8 K 8 K 8 K 8

Virtual Disk SpecificationPERC 5/E PERC 5/I PERC 6/E PERC 6/I PERC 6/I ModularCERC 6/IMinimum Number of Physical Disks in a RAID 0 1 1 1 1 1 1Minimum

RAID Levels Supported By The PERC 5/E, PERC 6, And CERC 6/I ControllersTable 44. RAID Levels Supported by the PERC 5/E, PERC 6/, and CERC 6/I Controll

Read, Write, and Cache PolicyPERC 5/E PERC 5/I PERC 6/E PERC 6/I PERC 6/I ModularCERC 6/IWrite Cache Enabled ProtectedNo No No No No NoCache Policy No

Controller Tasks Supported On The PERC Hardware ControllersTable 47. Controller Tasks Supported On The PERC Hardware ControllersController Task NamePE

Notes, Cautions, and WarningsNOTE: A NOTE indicates important information that helps you make better use of your computer.CAUTION: A CAUTION indicates

https://<IP address>:1311where <IP address> is the IP address for the managed system and 1311 is the default port.NOTE: Type https:// (not

Controller Task NamePERC H800 PERC H810 AdapterPERC H700 Adapter/IntegratedPERC H700 ModularPERC H710 Adapter/ Mini Monolithic/Mini BladePERC H710P Ad

Controller Task NamePERC H800 PERC H810 AdapterPERC H700 Adapter/IntegratedPERC H700 ModularPERC H710 Adapter/ Mini Monolithic/Mini BladePERC H710P Ad

Battery Task NamePERC H800 PERC H810 AdapterPERC H700 Adapter/IntegratedPERC H700 ModularPERC H710 Adapter/Mini Monolithic/Mini BladePERC H710P Adapte

Physical Disk Task NamePERC H800 PERC H810 AdapterPERC H700 Adapter/IntegratedPERC H700 ModularPERC H710 Adapter/Mini Blade/Mini MonolithicPERC H710P

Virtual Disk Task NamePERC H800 PERC H810 AdapterPERC H700 Adapter/Integrated/ModularPERC H710 Adapter/Mini Monolithic/Mini BladePERC H710P Adapter/Mi

Virtual Disk Task NamePERC H800 PERC H810 AdapterPERC H700 Adapter/Integrated/ModularPERC H710 Adapter/Mini Monolithic/Mini BladePERC H710P Adapter/Mi

Virtual Disk SpecificationPERC H800 PERC H810 AdapterPERC H700 Adapter/Integrated/ModularPERC H710 Mini BladePERC H710 Adapter/Mini MonolithicPERC H71

Virtual Disk SpecificationPERC H800 PERC H810 AdapterPERC H700 Adapter/Integrated/ModularPERC H710 Mini BladePERC H710 Adapter/Mini MonolithicPERC H71

Virtual Disk SpecificationPERC H800 PERC H810 AdapterPERC H700 Adapter/Integrated/ModularPERC H710 Mini BladePERC H710 Adapter/Mini MonolithicPERC H71

Read, Write, and Cache PolicyPERC H800 PERC H810 AdapterPERC H700 Adapter/Integrated/ModularPERC H710 Adapter/Mini Monolithic/Mini BladePERC H710P Ada

The online Help is available as:• Context-sensitive Help — Each Storage Management page has a icon. Click this icon to display the context-sensitive

• Battery Tasks• Connector Tasks• Physical Disk Tasks• Virtual Disk Tasks• Virtual Disk Specifications• Supported RAID Levels• Read, Write, Cache And

Controller Task Name SAS 5/iR SAS 6/iR PERC H200Check Consistency Report No No NoSlot Occupancy Report Yes Yes YesPhysical Disk Firmware Version Repo

Physical Disk Task Name SAS 5/IR SAS 6/iR PERC H200Remove Dead Disk Segments No No NoFormat Disk No No NoClear No No NoCancel Clear No No NoVirtual

Virtual Disk Task Name SAS 5/IR SAS 6/iR PERC H200Restore Dead Disk Segments No No NoInitialize Virtual Disk No No NoFast Initialize Virtual Disk No

Virtual Disk Specification SAS 5/IR SAS 6/iR PERC H200Maximum Physical Disks in a RAID 1 2 2 2Maximum Number of Physical Disks in a RAID 5 NA NA NAMax

Read, Write, And Cache Policy Supported By The SAS 5/iR, SAS 6/iR, And H200 ControllersTable 63. Read, Write, and Cache Policy Supported by the SAS 5/

• Virtual Disk Tasks• Virtual Disk Specifications• Supported RAID Levels• Read, Write, Cache And Disk Cache Policy• Enclosure SupportController Tasks

Virtual Disk Specifications For The PERC S100, PERC S110, And S300 ControllersTable 68. Virtual Disk Specifications for the PERC S100, PERC S110, and

RAID Levels Supported By The PERC S100, PERC S110, And S300 ControllersTable 69. RAID Levels Supported by the PERC S100, PERC S110 and S300 Controller

Enclosure Support On The PERC S100, PERC S110, And S300 ControllersTable 71. Enclosure Support on the PERC S100, PERC S110, and S300 ControllersEnclos

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Controller Task Name Non-RAID SCSI Non-RAID SASImport/Recover Foreign Configuration No NoSet Patrol Read Mode No NoStart Patrol Read No NoStop Patro

Physical Disk Task Name Non-RAID SCSI Non-RAID SASCancel Clear No NoVirtual Disk Tasks Supported By The Non-RAID ControllersTable 76. Virtual Disk Ta

Enclosure Support On The Non-RAID ControllersTable 77. Enclosure Support on the Non-RAID ControllersEnclosure Support Non-RAID SCSI Non-RAID SASCan an

Maximum Supported Configuration For SAS ControllersTable 79. Maximum Supported Configuration for SAS ControllersMaximum Supported Configuration SAS (M

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21Determining The Health Status For Storage ComponentsThe chapter describes how the status of lower-level storage components is “rolled up" into

Health Status Rollup: Physical Disks In A Virtual Disk Are Unsupported, Partially, Or Permanently DegradedTable 82. Health Status Rollup: Physical Dis

Health Status Rollup: Virtual Disk Is Degraded; Physical Disks Are Failed Or RebuildingTable 85. Health Status Rollup: Virtual Disk is Degraded; Physi

Health Status Rollup: Enclosure Power Supply Failed Or Power Connection RemovedTable 88. Health Status Rollup: Enclosure Power Supply Failed or Power

Health Status Rollup: One Enclosure Temperature Probe Is FailedTable 91. Health Status Rollup: One Enclosure Temperature Probe is FailedStorage Subsys

3Understanding RAID ConceptsStorage Management uses the Redundant Array of Independent Disks (RAID) technology to provide Storage Management capabilit

Health Status Rollup: Physical Disk Is RebuildingTable 94. Health Status Rollup: Physical Disk is RebuildingStorage SubsystemController Connector Encl

same data always. Either side of the mirror can act as the operational side. A mirrored RAID disk group is comparable in performance to a RAID 5 disk

view volumes and use drives from these volumes for creation of new virtual disks or Online Capacity Expansion (OCE) of existing virtual disks, provide

• Concatenates n disks as one large virtual disk with a capacity of n disks.• Data fills up the first disk before it is written to the second disk.• N

RAID 0 characteristics:• Groups n disks as one large virtual disk with a capacity of (smallest disk size) *n disks.• Data is stored to the disks alter

RAID 5 characteristics:• Groups n disks as one large virtual disk with a capacity of (n-1) disks.• Redundant information (parity) is alternately store

RAID 6 characteristics:• Groups n disks as one large virtual disk with a capacity of (n-2) disks.• Redundant information (parity) is alternately store

Contents1 Overview...

RAID 50 characteristics:• Groups n*s disks as one large virtual disk with a capacity of s*(n-1) disks, where s is the number of spans and n is the num

RAID 60 characteristics:• Groups n*s disks as one large virtual disk with a capacity of s*(n-2) disks, where s is the number of spans and n is the num

RAID 10 characteristics:• Groups n disks as one large virtual disk with a capacity of (n/2) disks, where n is an even integer.• Mirror images of the d

Comparing RAID Level And Concatenation PerformanceThe following table compares the performance characteristics associated with the more common RAID le

RAID Level Data AvailabilityRead PerformanceWrite PerformanceRebuild PerformanceMinimum Disks RequiredSuggested UsesTransactional reads: Very goodwrit

4Quick Access To Storage Status And TasksThis section describes various methods to determine the status or health of the storage components on your sy

After you set the number of assigned hot spares, any deviation from the protection policy threshold triggers an alert based on the severity level you

• EMM Properties• Fan Properties• Power Supply Properties• Temperature Probe Properties And Tasks• Virtual Disk Properties And TasksAlerts Or EventsSt

You can rescan a controller object to:• View new disks attached to the controller.• Enable the operating system to recognize a virtual disk.• Enable S

5PCI Express Solid-State Device SupportThis section gives an overview of the Storage Management device management support for Peripheral Component Int

No-RAID...

Properties DescriptionLine Interface, see the Server Administrator Command Line Interface User's Guide.NOTE: In CLI commands, the PCIe SSD sub-sy

The following table lists the physical device properties for PCIe-SSD.Table 5. Physical Device PropertiesProperties DescriptionName Displays the name

Properties Descriptionyears of the device installation, this failure is covered under warranty. The drive is in read-only mode if the value for percen

To run a physical device task:1. In the Server Administrator window, under the System tree, expand Storage tree object to display the storage componen

Preparing To Remove A PCIe SSDPCIe SSDs support orderly hot swap allowing you to add or remove a device without halting or rebooting the system in whi

Removing PCIe SSDs From Fluid Cache PoolTo remove a PCIe SSD from a cache pool:1. In the Server Administrator window, under the system tree, expand St

NOTE: The firmware version is the only backplane property supported for PCIe SSD.Related LinksPCIe SSD SubSystem Health46

6Fluid Cache For DAS Fluid Cache is a server-side caching accelerator that makes high-speed Express Flash (PCIe-SSD) a shared, distributed resource. F

Properties Description• ExpiredFluid Cache DisksNOTE: When caching is enabled on the virtual disk, partitioning of corresponding back-end virtual disk

Properties DescriptionThrough irrespective of the Configured Cache mode. If there is no PCIe-SSD in the Fluid Cache pool or the evaluation license has

7 Storage Information And Global Tasks...53Storage Properties...

Properties DescriptionPart of Cache Pool Indicates whether the physical device is a part of the cache pool or not.Device Life Remaining Displays the p

Cache I/O StatisticsThe statistics page allows you to view:• Cache usage of Fluid Cache disk• Fluid Cache performance data in terms of bytes and IO op

Table 11. License SettingsProperties DescriptionLicense TypeIndicates the type of license. Possible values:• Evaluation — License expires after being

7Storage Information And Global TasksUse the Storage information and Global Tasks window to view high-level information about the storage components o

NOTE: Global Rescan is not supported on non-RAID controllers. You must reboot the system before Storage Management can display the configuration chang

Property DefinitionName Displays the name of the controller. For more detailed information on a controller, click its name on the controller name.Slot

Property DefinitionAlarm State Displays whether the alarm on the controller is enabled or disabled.Cluster Mode Indicates whether the controller is pa

8ControllersThis chapter provides information about the supported controllers and controller features in Storage Management.Related LinksRAID Controll

• SAS 6/iR controller family• PERC S100, S110, and S300 controllers• PERC H200, H700, and H800 controllers• PERC H310 Adapter, PERC H310 Mini Monolith

RAID Controller Read, Write, Cache, And Disk Cache PolicyWhen creating a virtual disk, you can specify the read, write, and cache policies for the vir

Importing Or Recovering Foreign Configurations...73Clearing

NOTE: Write-through is the default write policy setting when cluster mode is enabled.• Write Cache Enabled Protected — The controller writes data to t

The background initialization process helps the controller identify and correct problems that may occur with the redundant data later. In this regard,

Table 14. Firmware/Driver PropertiesProperty DefinitionFirmware Version Displays the version of the firmware that is installed on the controller.NOTE:

Controllers Properties And TasksUse the controllers properties and tasks window to view information about the controller and execute controller tasks.

Property DefinitionMinimum Required Driver Version Displays the minimum driver version that is required by Storage Management. This property is displ

Property Definitionunified mode. For more information, see Setting The Redundant Path Configuration.Encryption Capable Indicates whether the controlle

Property Definitionthe slot stops functioning as a hot spare. You need to manually assign the drive as a hot spare again.Controller Tasks Enables you

• Setting The Reconstruct Rate• Setting The Patrol Read Mode• Starting And Stopping Patrol Read• Managing The Preserved Cache• Changing The Controller

Disabling The Controller AlarmDoes my controller support this feature? Supported Features.Select the Disable Alarm task to disable the alarm on the co

To locate Set Rebuild Rate In Storage Management1. Expand the Storage tree object to display the controller objects.2. Select a controller object.3. C

Connector Health...

On a system running Microsoft Windows, the log file is exported to the windows or winnt directory. On a system running Linux, the log file is exported

If you do not want to import or clear the foreign configurations, or in case of loss of the associated passphrase of the corresponding Encryption Key

Property Definition• Import and Export — The virtual disks available for import exceed the number of virtual disks available for export.• Incompatible

that was originally configured as a RAID 5 using three physical disks, then the RAID 5 virtual disk is in a Failed state and cannot be imported.In add

After moving a physical disk from one controller to another, you may find that the physical disk contains all or some portion of a virtual disk (forei

Property DefinitionFor more information, see Storage Component Severity.Name Displays the name of the physical disk. The name is comprised of the conn

Property DefinitionMedia Displays the media type of the physical disk. The possible values are:• HDD — Hard Disk Drive. A HDD is a non-volatile storag

Property Definition• RebuildProduct ID Displays the serial number of the drive which can be used as a unique number to identify the disk.Encryption Ca

The Set Check Consistency Rate task changes the amount of system resources dedicated to the check the consistency rate.The check consistency rate, con

To Locate Set Reconstruct Rate In Storage Management1. In the Server Administrator window, under the system tree, expand Storage to display the contro

Setting The Physical Disk Online Or Offline... 128Perf

page of the logical connector to view details of the Path Health. For a brief outline of this scenario, see the following table:Table 18. Path between

Setting The Patrol Read ModeDoes my controller support this feature? See Supported Features.Patrol read identifies disk errors in order to avoid disk

You can also locate this task from the Change Controller Properties drop-down menu.Related LinksChanging The Controller PropertiesStarting And Stoppin

NOTE: You can also set these properties using the command line interface. For more information, see the Server Administrator Command-Line Interface Us

Properties In Manage Physical Disk Power OptionThe following table displays the properties in the Manage Physical Disk Power option:Table 20. Manage P

Managing The Physical Disk PowerManaging Physical Disk Power Using The QoS OptionTo manage physical disk power through the QoS option:1. Select the Cu

CAUTION: You may not be able to use Storage Management to manage the preserved cache in some cases. As an example, consider you have a RAID 1 level wi

CAUTION: It is important to understand that if you lose the Passphrase, you cannot recover it. If you move the physical disks associated with the lost

Manage Encryption Key Task In Storage ManagementTo go to the Manage Encryption Key task in Storage Management:1. In the Server Administrator window, u

Converting To Non-RAID DisksViewing Available Reports To view a report:1. Expand the Storage tree object to display the controller objects.2. Select a

Encrypting A Virtual Disk...

Viewing Slot Occupancy ReportDoes my controller support this feature? See Supported Features.The View Slot Occupancy Report allows you to view empty a

Property DefinitionTwo-digit mapping: 0:1 = Controller 0: Slot 1 Three-digit mapping: 1:0:4 = Controller 1: Connector 0: Slot 4Model Number Displays t

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9Enclosures And BackplanesPhysical disks can be contained in an enclosure or attached to the backplane of a system. An enclosure is attached to the sy

• Enclosure And Backplane Properties And TasksSMART Thermal ShutdownDoes my enclosure support this feature? See Supported Features.Enclosure managemen

Property Definition — Warning/Non-critical — Critical/Failure/ErrorFor more information, see Storage Component Severity.Name Displays the name of the

Property Definition• Ready — The power supply is functioning normally.• Degraded — The power supply has encountered a failure and is operating in a de

Table 24. Temperature Probe PropertiesProperty DefinitionStatus These icons represent the severity or health of the storage component. — Normal/OK — W

Checking The Temperature Of The EnclosureSetting The Temperature Probe ValuesEnclosure Management Modules (EMMs)The Enclosure Management Modules (EMMs

Property DefinitionState Displays the current state of the EMMs. Possible values are:• Ready — EMM is functioning normally.• Degraded — EMM has encoun