Dell PowerEdge RAID Controller S110 Manuale Utente Pagina 1

Dell PowerEdge RAIDController (PERC) S110User’s Guide A5_bk0.book Page 1 Thursday, May 29, 2014 11:37 AM

8 OverviewA5_bk0.book Page 8 Thursday, May 29, 2014 11:37 AM

Features 92FeaturesThe features of the Dell PowerEdge PERC S110 RAID Controller are described in this section. NOTE: Background Array Scan (BAS), Bac

10 FeaturesRAID Technology - Understanding Disk Arrays and Virtual DisksThe Dell PowerEdge PERC S110 RAID Controller allows:• SATA HDD, and/or SATA SS

Features 11Command QueuingCommand queuing is a command protocol used by SATA physical disks that are supported by the PERC S110. Command queuing allow

12 FeaturesIf a physical disk in RAID 5 fails, parity data exists on the remaining physical disks, which can be used to restore the data to a new repl

Features 13If a physical disk fails during system startup, the controller identifies the failed physical disk as follows: • At the PERC S110 adapter u

14 FeaturesPhysical Disk RoamingThe controller supports moving a physical disk from one backplane slot or cable connection to another (on the same con

Features 15The PERC S110 adapter does not allow:• Creating a virtual disk from a mix of different type of physical disks. For example, a RAID 10 virtu

16 Features CAUTION: The BIOS Configuration Utility (<CTRL><R>) pauses, and prompts for action, for the degraded virtual disk(s), if a &q

Installing the Drivers 173Installing the DriversThe Dell PowerEdge PERC S110 RAID Controller requires controller drivers to operate with the supported

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

18 Installing the Drivers NOTE: This step is also applicable for the Dell PowerEdge R220 systems that support Microsoft Windows Server 2012, Microsof

Installing the Drivers 19Pre-Installation Procedures for the Controller DriversSetting the SATA Controller to RAID ModeConfirm or change configuration

20 Installing the Drivers2Select Continue to Boot and press <Enter>.3Proceed with "Installing the Controller Drivers During the Operating S

Installing the Drivers 21Installing the Controller Drivers During the Operating System Installation CAUTION: The latest firmware, drivers and applica

22 Installing the DriversInstalling bccfg3.sys DriversFollow the procedure below to install the bccfg3.sys driver: 1After you install the operating sy

RAID Configuration and Management 234RAID Configuration and ManagementThe Dell PowerEdge PERC S110 RAID Controller is configured by using the PERC S11

24 RAID Configuration and Management• Managing Hot SparesEnables you to create or delete a global or dedicated hot spare(s).• Viewing Physical Disk De

RAID Configuration and Management 25The utility contains these fields:• An information field (yellow or red text): Located below the window name and t

26 RAID Configuration and ManagementInitializing Physical DisksNew physical disks must be converted to RAID Capable disks before they can be used. Con

RAID Configuration and Management 27Initialization takes 10–15 seconds per physical disk. A status indicator shows which physical disk is being initia

Contents 1Contents1Overview . . . . . . . . . . . . . . . . . . . . . . . . . . 5Related Documentation . . . . . . . . . . . . . . . . . . 72 Featur

28 RAID Configuration and ManagementBefore you Begin• At any point in this procedure, return to a prior state by pressing <Esc>.• A maximum of e

RAID Configuration and Management 297Select a size for the virtual disk, depending on the available free space of the physical disks.(Virtual disk siz

30 RAID Configuration and ManagementDeleting Virtual Disks CAUTION: Although any virtual disk in the Virtual Disks field can be deleted, including th

RAID Configuration and Management 31Swapping two Virtual DisksUse the Swap Two Virtual Disks option of the PERC BIOS Configuration Utility to arrange

32 RAID Configuration and ManagementManaging Hot SparesThis option enables you to create a hot spare from a selected physical disk, or to delete a hot

RAID Configuration and Management 33Delete a Hot Spare1Power-up the system to start booting.2When prompted, press the <Ctrl><R> keys to ac

34 RAID Configuration and ManagementViewing Virtual Disk Details1Power-up the system to start booting.2When prompted, press the <Ctrl><R>

RAID Configuration and Management 35Controller OptionsThe Controller Options feature enables you to select INT 13 boot support and select whether the

36 RAID Configuration and ManagementConfiguring the Controller: Using the DELL PERC S110 Configuration UtilityThe DELL PERC S110 Configuration Utility

RAID Configuration and Management 37Controller ManagementThe Controller Management menu can be used to perform the following controller-level function

2 Contents4 RAID Configuration and Management . . 23Configuring the Controller: Using the PERC BIOS Configuration Utility. . . . . . . . . . . . . .

38 RAID Configuration and Management NOTE: If the controller does not support a feature or if the feature is supported but not applicable to specific

Troubleshooting 395TroubleshootingTo get help with your Dell PowerEdge PERC S110 RAID Controller, contact your Dell Technical Service representative o

40 Troubleshooting3Scroll to Boot Sequence. Press <Enter> and make sure that Hard drive C: (* PERC S110) is the first device listed.* The variab

Troubleshooting 412Check Virtual Disks and determine if the bootable Non-RAID virtual disk is no longer in the first position.3Use the Swap Two Virtua

42 TroubleshootingTo investigate the cause, check for the following:• Whether a physical disk in the virtual disk has failed or has gone offline. Chec

Troubleshooting 43• Determine if a single or multiple physical disks in a non-redundant virtual disk have failed. If yes, data is lost. Recover the lo

44 TroubleshootingOther Errors Appearing on the BIOS S110 does not Display Greater than Eight Virtual Disks in the BIOS Configuration Utility (<CTR

Troubleshooting 45Failure Status by Virtual Disk RAID LevelRAID 1, RAID 5•Degraded: A single physical disk fails.RAID 10•Degraded: A single physical d

46 TroubleshootingThe desired physical disk is unavailableDetermine whether the physical disk:• Is a dedicated hot spare and unavailable for use in an

Troubleshooting 47A Virtual Disk is in a Degraded StateA physical disk was removed• Install the original physical disk, if it was inadvertently remove

Contents 37 Appendix B . . . . . . . . . . . . . . . . . . . . . . . 57About RAID. . . . . . . . . . . . . . . . . . . . . . . . 57Index . . . . .

48 TroubleshootingThe designated physical disk does not have sufficient capacity to be a dedicated hot spareThe capacity of the physical disk selected

Troubleshooting 49At the PERC BIOS Configuration Utility, select View Virtual Disk Details and press <Enter>. Determine whether the physical dis

50 TroubleshootingA Dedicated Hot Spare Fails The controller cannot communicate with the hot spare• Check that the cable from the controller to the ph

Troubleshooting 51Cannot Initialize a Physical DiskThe physical disk cannot be initializedCheck whether or not the physical disk is:• Already a member

52 TroubleshootingFail to Create a Virtual Disk(s) or Perform Online Capacity Expansion / Reconfigure on a Virtual Disk(s)Cannot create a virtual disk

Appendix A 531Appendix AController SpecificationsThis section contains information about the Dell PowerEdge PERC S110 RAID Controller specifications:

54 Appendix AController TasksTable 1-2 indicates the tasks that are supported or not supported by the PERC S110 adapter at the PERC BIOS Configuration

UpdAppendix A 55Physical Disk TasksTable 1-3 indicates the physical disk tasks that are supported/not supported by the controllers at the PERC BIOS Co

56 Appendix AVirtual Disk SpecificationsTable 1-5 indicates the virtual disk specifications that apply to the PERC S110 adapter.Table 1-5. Virtual Dis

Appendix B 571Appendix BAbout RAIDA RAID disk array is a group of independent physical disks that provide high performance by increasing the number of

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58 Appendix BRAID 0 (striping)Provides the highest performance, but no data redundancy. Data in the virtual disk is striped (distributed) across two o

Appendix B 59• Offers exceptional read performance, as well as redundancy. • Requires only one extra physical disk to offer redundancy. • For most sys

60 Appendix B•Hot Spare: A physical disk that is assigned as a dedicated or global hot spare.Virtual Disk States•Degraded: A physical disk in a redund

Appendix B 61Every time a physical disk is connected or disconnected while online, a rescan is performed. A rescan is automatically performed when Del

62 Appendix BVirtual disks can typically be rebuilt by using a global spare disk, as long as the global hot spare is not already part of the virtual d

Index 63IndexBbackground initialization, 7BIOS, major functions, 21boot priority listchanging it, 18checking controller options, 17boot support, RAID

64 Indexfeatures of the PERC S110 adapter, 7Gglobal hot spares, 61global hot spares, manage, 30Hhardware installationPERC S110 adapter, 51hot sparesde

Index 65RAID levels, supported by PERC S110 adapter, 59RAID technology, 8read policy, 14rescan disks, 32rescanningfor changes in state, 60Sspecificati

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Glossary 67GlossaryADAPTER — An adapter enables the system to access peripheral devices by converting the protocol of one bus or interface to another.

Overview 51OverviewThe Dell PowerEdge RAID Controller (PERC) S110 is targeted as a low-costRAID solution for Dell PowerEdge value systems.The PERC S11

68 Glossaryimmediately and the main memory read is aborted (or not started). If the data is not cached (a cache miss), it is fetched from main memory

Glossary 69FAILED PHYSICAL DISK — A physical disk that has ceased to function, that consistently functions improperly, or that is inaccessible.FAULT T

70 GlossaryHOT SWAP — Replacement of a failed component while the system is running and operating normally.INITIALIZATION — The process of writing zer

Glossary 71NCQ (NATIVE COMMAND QUEUING)—A command protocol for Serial ATA, that allows multiple, outstanding commands to be active on a drive at the s

72 Glossaryperforms a function. The functions include procedures you can use to configure physical disks and virtual disks. The PERC S110 BIOS Configu

Glossary 73accessible to multiple hosts at the same time.SAS (SERIAL ATTACHED SCSI) — SAS is a serial, point-to-point, enterprise-level device interfa

74 GlossarySTRIPING — Disk striping writes data across all physical disks in a virtual disk. Each stripe consists of consecutive virtual disk data add

6 OverviewMemory 512MB or greater.Physical DiskAt least one SATA hard disk drive (HDD) or SATA solid state drive (SSD). NOTE: The PERC S110 controlle

Overview 7Related Documentation• For all storage controllers and PCIe SSD documentation, go to dell.com/storagecontrollermanuals.• For all Dell OpenMa