DO-0975-005 USER’S MANUAL
xSmartRAID V User’s ManualUsing Storage Manager Remotely ... 6-3Storage Mana
5-16Software InstallationNOTE When you reboot several WARNING messages may appear andscroll off the screen quickly. These will not occur after“diskadd
5-17Software InstallationNovell NetWareYou must follow the procedures in the following sections to installing aSmartRAID VI controller for Novell NetW
5-18Software InstallationNetWare 4.11 – Boot ControllerThis section describes how to install a SmartRAID VI controller as a bootdevice for NetWare 4.1
5-19Software InstallationNetWare 4.11 – Secondary ControllerThis section describes how to integrate a DPT SmartRAID VI controllerinto a new or existin
5-20Software InstallationNetWare 4.2 – Boot ControllerThis procedure is for installing a SmartRAID VI controller as the bootdevice in a NetWare 4.2 se
5-21Software InstallationNetWare 4.2 – Secondary ControllerThis section describes how to integrate a DPT SmartRAID VI controllerinto a new or existing
5-22Software InstallationNetWare 5.0 – Boot ControllerUse the following procedure to install support for a SmartRAID VIcontroller during installation
5-23Software InstallationNetWare 5.0 – Secondary ControllerThis section describes how to integrate a DPT SmartRAID VI controllerinto a new or existing
5-24Software InstallationInstalling Remote Communication Support1. Insert the DPT NetWare diskette in the server’s floppy disk drive.2. Enter the foll
5-25Software InstallationRed Hat Linux 5.2 and 6.0These instructions are for installation of the DPT device driver for Linuxon a system using Red Hat
xiSmartRAID V User’s ManualHot Spares ...
5-26Software Installation5. When prompted, insert the DPT driver diskette and press OK.6. You will be prompted for the language and keyboard type.7. Y
5-27Software Installation4. When the download is complete, run the following command fromthe prompt:tar -xvf linsm218.tar5. After the file extraction
5-28Software Installation
6-1C HAPTER 6:Storage ManagerDPT’s Storage Manager gives you completecontrol over your storage subsystem. Youcan manage your storage locally, remotel
6-2Storage ManagerIntroductionDPT Storage Manager is included with your SmartRAID V controller. Thisutility performs several functions:• Checks hardwa
6-3Storage ManagerRunning Storage ManagerYou can run Storage Manager:• On the same computer that contains the DPT hardware andperipheral devices (loca
6-4Storage ManagerStorage Manager on ROMStorage Manager on ROM (SMOR) is a ROM-based version of StorageManager which is provided on your SmartRAID V c
6-5Storage ManagerThe Switch View button toggles between the Physical Configuration Viewand the Logical Configuration View window. Create Array Group
6-6Storage ManagerLogical Configuration ViewOn the right side of the Logical Configuration View window are all physicaldevices that are attached to DP
6-7Storage ManagerLogical Device AddressEvery device and array is assigned a logical device address by StorageManager. This is the address used by the
xiiSmartRAID V User’s ManualSmartRAID V Architecture... 7-22AS
6-8Storage ManagerDeviceThe unique ID for that device. For an array, this is the lowest ID amongthe drives that make up the array.LUNLogical Unit Numb
6-9Storage ManagerBuildingStatus flag: blue - This flag appears on an array iconwhen an array that was created is being built.Status flag: white - Thi
6-10Storage ManagerInformation WindowsDouble click on a controller or device icon to display an Informationwindow for that controller or device.Host B
6-11Storage ManagerBattery Backup ConfigurationNOTE During the initial calibration cycle for a BB4050 module, thecontroller disables automatic, low-ba
6-12Storage ManagerClick the Defaults button to set the Battery Capacity Warnings to theirdefault values. Actual default values are calculated by the
6-13Storage ManagerBattery Maintenance (BB4050)IMPORTANTThe BB4050 module will not be able to provide backup capability during thisoperation.The Maint
6-14Storage ManagerSCSI IDDPT controllers are set at ID 7 by default. The ID fora SmartRAID V Fibre Channel controller can changedynamically as the Fi
6-15Storage ManagerButtons available are:Test Alarm – lets you test the audible alarm on the controller.Flash – displays the Flash Configuration dialo
6-16Storage ManagerThe current controller Model, Firmware Version and Type are displayed. Tospecify an image file for the flash operation, you can typ
6-17Storage ManagerDevice Information WindowThis window displays the following information:Description The manufacturer and model.Revision The drive f
xiiiSmartRAID V User’s ManualSpecifications ...C-1DC Power Require
6-18Storage ManagerVarious buttons are available depending upon the type of device. Diskdrive devices will have an Event Log and I/O Stats button. Dis
6-19Storage ManagerPredictive caching is a feature of SmartRAID V controllers that attemptsto reduce average disk access time by determining when the
6-20Storage ManagerFrom the Logical Configuration View, you can double-click on an ArrayGroup icon to display the Array Group Information window. Info
6-21Storage ManagerThe Array Group Information window displays the following information:NameThe descriptive name assigned to the array. An icon in th
6-22Storage ManagerCreating an Array GroupTo create an Array Group, do the following:1. Click the Create Array Group button.2. The Select Array Type d
6-23Storage ManagerDuring the drive selection process some drives might be displayedin a blue color. This indicates that these drives cannot be includ
6-24Storage ManagerIf you want to monitor the progress of the build operation, display theArray Group Information window for the new array group. The
6-25Storage ManagerNOTE There is a significant impact on system performance duringarray expansion. The relative priorities given to systemperformance
6-26Storage ManagerNOTE If a drive fails during expansion, the expansion will completesuccessfully. However, the new, larger array will be in adegrade
6-27Storage Manager7. When you are finished choosing drives, click Done. The icon for theArray Group appears with a black flag until the expansion pro
xivSmartRAID V User’s Manual
6-28Storage ManagerDeleting an Array GroupTo delete an Array Group, do the following:1. From the Logical Configuration View window, select the LSU orA
6-29Storage ManagerEventsEvents are generated for detected fault conditions as well as subsystemstatus changes. The events are grouped into four categ
6-30Storage ManagerEvent LoggingWhen events occur, they are automatically logged in the cache on theSmartRAID V controller where they occurred. In add
6-31Storage ManagerEvent NotificationIf your operating system supports a Broadcaster, Storage Manager letsyou specify that event messages be sent to u
6-32Storage ManagerYou can select or modify the following parameters:Time IntervalSpecified time interval at which point the Broadcaster will read the
6-33Storage ManagerPager Event MessagingDPT Storage Manager for Windows NT can also send event messages toalphanumeric paging devices. The messages ar
6-34Storage ManagerBroadcastersBroadcasters are provided on the DPT diskettes for Windows NT, SCOUNIX and SCO UnixWare. The Broadcaster collects event
6-35Storage ManagerBroadcaster for SCO UNIX SystemsDPT provides a Broadcaster for SCO UNIX 3.2V4.2, SCO OpenServer 5and SCO UnixWare 7. The Broadcaste
6-36Storage ManagerBroadcaster for Windows NTThe Windows NT Broadcaster collects events from DPT controllers andrecords them to files in the \DPTMGR d
6-37Storage ManagerThis window displays a list of the events submitted to the Application Logby the DPT Broadcaster, as well as other applications. Ev
1-1SmartRAID VDocumentationA chapter-by-chapter tour of thedocumentation set. This includesthe User’s Manual you arereading, a Quick Install Guideand
6-38Storage ManagerFormatting DrivesSmartRAID V controllers can perform a low-level format on attachedfixed disk drives. This function is available fr
6-39Storage ManagerDrive FailuresDrive failures are indicated by flags on the icons associated with the ArrayGroup, array and individual drives. Failu
6-40Storage ManagerRebuilding a Degraded ArrayNOTE You can select Rebuild even if the failed drive has not beenreplaced and try using the drive again.
6-41Storage ManagerHot SparesTo assign a drive as a Hot Spare, click Make Hotspare in the drive’s SCSIDevice Information window. Click Remove Hotspare
6-42Storage ManagerVerifyNOTE Data inconsistencies should not occur under normalconditions. However, a power failure that interrupts an arraywrite ope
6-43Storage ManagerBackground Task PriorityYou can run rebuild and verification operations without taking an arrayoffline. These functions are perform
6-44Storage ManagerI/O StatisticsSmartRAID V controllers keep a cumulative record of I/O operations incache RAM for use in analyzing the efficiency of
6-45Storage ManagerCommand StatisticsTotal CommandsThe total number of commands received fromthe host computer. This includes read andwrite commands a
6-46Storage ManagerI/O CommandsThe number of read and write commands issuedby the computer to the controller. If you use RAIDand caching, the number o
6-47Storage ManagerIf cache hits are low, adding more cache RAM can also increase the hitcount. Systems with a large number of disk writes also derive
Read This First!1-2About the DocumentationThe complete documentation set for the SmartRAID V product lineconsists of three parts:• The User’s Manual
6-48Storage ManagerRemote CommunicationThe Storage Manager Remote Communication feature lets you useStorage Manager running on your local workstation
6-49Storage ManagerCommunicating Across a NetworkStorage Manager can run as a client/server application across a networkusing a TCP/IP connection. The
6-50Storage ManagerYou must configure Remote Communication before it can be used. Forboth workstations and servers, this is done by editing the DPTcon
6-51Storage ManagerSetting up the ServerIf you are using an operating system that supports the DPTcommunication server and selected the Communication
6-52Storage ManagerSCO UNIXUnder SCO UNIX, a communication server entry is placed into the rc.dfiles, which causes it to be started when the system is
6-53Storage ManagerConnecting to Remote SystemsSelect Communication–Make Connection to use Storage Manager tomanage DPT hardware in a remote server sy
6-54Storage ManagerMaking a Manual ConnectionUnder the Manual Connections section of the Available Connectionswindow, there is an icon the TCP/IP prot
6-55Storage ManagerUsing the PhonebookYou can save the server name, address, user name and protocol ofsystems you frequently access in the Phonebook.
6-56Storage ManagerUsing a Custom ConnectionUnder the Custom Connections section of the Available Connectionswindow, there is one icon for each system
7-1C HAPTER 7:Theory of OperationChapter Topics:• Intelligent RAID Controllers• Pipelined Parallel Processing• Caching Algorithms• RAID Levels• Contro
1-3Read This First!Chapter 5, Software Installation – This chapter providesinstructions for installing DPT drivers and Storage Manager forall supporte
7-2Theory of OperationIntelligent RAID ControllersFile servers achieve maximum throughput when the performance of theircomponent subsystems is optimiz
7-3Theory of OperationIntelligent I/OTo maximize the performance of a busy server requires a data storagesubsystem that incorporates intelligent I/O.
7-4Theory of OperationI2O and Intelligent RAID ControllersSeveral information technology industry leaders have formed a SpecialInterest Group (SIG) to
7-5Theory of OperationPipelined Parallel Processing (P3)Traditional RAID controller designs execute host commands sequentially.Each command initiates
7-6Theory of Operation• Hardware RAID Processor – DPT’s P3 architecture is based on a newDPT-exclusive ASIC. This specially designed integrated circui
7-7Theory of OperationSoftware and Hardware CachingThe SmartRAID V cache is designed to enhance performance inenvironments that are already software c
7-8Theory of OperationHEAVILY LOADED SYSTEMWithout Hardware CacheApplication programs write to OS cache:Busactivity:OS cache flushes to disk (~11ms pe
7-9Theory of OperationDISK WRITESWithout Elevator Sorting:11ms averagedisk write3165271117934DISK WRITESWith Elevator Sorting:1-5ms averagedisk write3
7-10Theory of OperationFlush StrategyDPT SmartRAID V controllers continually flush all dirty cache pages todisk, with bursts occurring every second an
7-11Theory of OperationPre-FetchThe SmartRAID V pre-fetch algorithm analyses disk access patterns todetect whether the host is reading data that it pr
Read This First!1-4Plug in RA4050 / SX405xPlug in cache memoryPlug in BB4050SeeChapter 3, Configuration and InstallationUsing RAIDstation?Fibre Channe
7-12Theory of OperationCaching Host ReadsBecause there is no advantage in using controller cache to duplicate theoperating system cache, SmartRAID V c
7-13Theory of OperationRAIDThe basic idea of RAID (Redundant Array of Independent Disks) is tocombine multiple inexpensive disk drives into an array o
7-14Theory of OperationSTRIPING DISK DRIVESData stripes from each driveare interleaved to create one logical drive.Disk 1 Disk 2 Disk 3 Disk 415913261
7-15Theory of OperationRAID 1, also known as disk mirroring, is simply a pair of disk drives thatstore duplicate data but appear to the computer as a
7-16Theory of OperationRAID 3, as with RAID 2, sector-stripes data across groups of drives, butone drive in the group is dedicated to storing parity i
7-17Theory of OperationRAID 5, sometimes called a Rotating Parity Array, avoids the writebottleneck caused by the single dedicated parity drive of RAI
7-18Theory of Operation In summary:• RAID 0 is the fastest and most efficient array type but offers no fault-tolerance. RAID 0 requires a minimum of t
7-19Theory of OperationCreating Data RedundancyRAID 5 offers improved storage efficiency over RAID 1 because only theparity information is stored, rat
7-20Theory of OperationRAID 5Updating Parity During WritesWRITE WRITEREAD READDATAPARITYXORXORThe cost of storing parity, rather than redundant data a
7-21Theory of OperationDegraded ModeWhen a drive fails in a RAID 0 array, the entire array fails. In a RAID 1array, a failed drive reduces read perfor
1-5Read This First!What’s In the Box?All SmartRAID V controller kits include a controller, utility diskettes(containing drivers and the Storage Manage
7-22Theory of OperationSmartRAID V ArchitectureSmartRAID V controllers can process commands from the operatingsystem using two different protocols:• A
7-23Theory of OperationCommand ProcessingThe I2O messaging protocol is based on the existence of a messagingFIFO (first-in, first-out) queue and a rep
7-24Theory of OperationCommand QueuingI2O messaging allows the controller to queue multiple commands from thehost and execute them out of order for gr
7-25Theory of OperationPCI Data Transfer and Bus MasteringThe Peripheral Component Interconnect (PCI) bus provides a means tointerconnect peripheral c
7-26Theory of OperationOn-Board MicroprocessorSmartRAID V controllers use embedded processors to maximize theirperformance when installed in fully loa
7-27Theory of OperationLogical Unit Numbers (LUN)A SCSI device may contain up to eight sub-devices or Logical Units,assigned Logical Unit Numbers (LUN
7-28Theory of OperationTransfer Padding and Residue ReportingIn unusual cases, a SCSI peripheral device might read or write more datathan was requeste
7-29Theory of OperationMulti-Mode SCSITo ensure backward compatibility with existing SCSI devices, allSmartRAID V Ultra2 controllers support both LVD
7-30Theory of OperationThe original SCSI specification synchronous transfer rates of up to 5MHz.The SCSI-2 specification increased the maximum synchro
7-31Theory of OperationBeware of capacitance changes. As devices are added to a SCSI bus,capacitance is introduced to each signal from the connectors,
iiSmartRAID V User’s ManualCopyright © 1998, 1999 Distributed Processing Technology CorporationAll Rights Reserved – Printed in U.S.A.Storage Manager
Read This First!1-6Safety InformationThroughout this manual are various notices that indicate procedures orpractices that can result in loss of data,
7-32Theory of OperationCabling Ultra2 (LVD) SCSIWhen the total length of a SCSI cable must exceed the maximum lengthfor single-ended buses, DPT recomm
7-33Theory of OperationSCSI TerminationSCSI termination for SmartRAID V controllers is controlled throughStorage Manager or SMOR. Refer to Chapter 3,
7-34Theory of OperationTERMPWRSCSI terminators need power to operate. SmartRAID V controllers alwayssupply power for their own onboard SCSI terminator
7-35Theory of OperationFibre Channel Arbitrated Loop (FC-AL)Fibre Channel is an industry standard set of protocols for informationtransfer using a ser
7-36Theory of OperationDPT I2O BIOSSmartRAID V controllers are shipped with the DPT I2O BIOS loaded onan EEPROM. This BIOS intercepts and processes In
A-1A PPENDIX A:Assembly DrawingsThis chapter contains outline drawings ofDPT’s SmartRAID V products with jumpersand connectors labeled for easy refere
A-2Assembly DrawingsPM3755FSIMM 1SIMM 2SIMM 3SIMM 4J7J8J9P4P6pin-1P9pin-1IRQ12345678ECC ENECC ERRAudible AlarmP4 Pins 1-2 NVRAM ClearPins 3-4 Misc (Re
A-3Assembly DrawingsPM3755U2BJ7J8DIMM 1 & 2DIMM 3 & 4P4P6P9pin-1J10pin-1pin-1pin-1J11ECC ENECC ERRRUN LOADIRQ12345678J12Audible AlarmP4 Pins 1
A-4Assembly DrawingsPM3754U2SIMM 1SIMM 2SIMM 3SIMM 4J48 7 6 5 4 3 2 1IRQECC ERRECC ENAudible AlarmP4P6pin-1J11pin-1J10pin-1P9pin-1P4 Pins 1-2 NVRAM Cl
A-5Assembly DrawingsPM1554U2, PM2554U2 and PM2654U2J78 7 6 5 4 3 2 1IRQP4P6pin-1P9RA4050 Module ConnectorJ10pin-1J11pin-1P4 Pins 1-2 NVRAM ClearPins
1-7Read This First!Working with ElectricityAny device that uses electricity must be treated with caution. Follow theseguidelines to ensure general saf
A-6Assembly DrawingsSX4054U2-1 Bus Expansion ModuleP5J2J3pin-1pin-1J2 Internal Ultra2 Wide SCSI Connector (Bus 1)J3 External Ultra2 Wide SCSI Connecto
A-7Assembly DrawingsSX4054U2-2 Bus Expansion ModuleP5J2J4J3J1pin-1 pin-1pin-1pin-1J1 External Ultra2 Wide SCSI Connector (Bus 2)J2 Internal Ultra2 Wid
A-8Assembly DrawingsSX4055U2-1 Bus Expansion ModuleP5J2J3pin-1pin-1P3J2 Internal Wide Ultra2 SCSI Connector (Bus 1)J3 External Wide Ultra2 SCSI Connec
A-9Assembly DrawingsSX4055U2-2 Bus Expansion ModuleP5J2J4J3J1pin-1 pin-1pin-1pin-1P3J1 External Wide Ultra2 SCSI Connector (Bus 2)J2 Internal Wide Ult
A-10Assembly DrawingsSX4055F FC-AL Bus Expansion ModuleP5P3P2P2 Fibre Channel (FC-AL) Connector (Bus 1)P3 64-bit SmartRAID V Adapter ConnectorP5 Matin
A-11Assembly DrawingsRA4050 RAID AcceleratorAudible AlarmSIMM 1SIMM 2SIMM 3SIMM 4ECC ENECC ERRDocking GuideDocking GuideDocking ConnectorJ1J1 Docking
A-12Assembly DrawingsBB4050 Battery ModuleBoard shown without Stability BracketMounting HoleMounting HolesJ1P12TRICKLECHARGEStability Bracket mounting
B-1APPENDIX B:TroubleshootingThis chapter provides answers to manycommonly asked questions. If a situationoccurs that is not covered in this chapter,
B-2TroubleshootingProblem: When the DPT I2O BIOS displays the peripheral devices at system boot, adevice does not appear.Solution: The following condi
B-3TroubleshootingProblem: The controller does not respond and one of the following LED patternsoccurs at power-up:LEDs 6 and 7 alternating with LEDs
Read This First!1-8Preventing Electrostatic Discharge CAUTION Electrostatic discharge (ESD) can damage electroniccomponents and equipment. ESD occurs
B-4TroubleshootingProblem: The controller does not respond and various LEDs in the 1–4 range flashonce per second.Solution: This pattern indicates an
B-5TroubleshootingProblem: The SmartRAID V controller I2O BIOS reports the drive as a disk insteadof a drive.Solution: This typically happens when a d
B-6TroubleshootingProblem: After updating the SmartRAID V controller firmware or BIOS andrebooting, LEDs 1 and 5 or 2 and 5 flash once per second.Solu
B-7TroubleshootingProblem: After a flash ROM upgrade of the I2O BIOS only, pressing Ctrl+D at thesystem prompt displays the message Card not configura
B-8Troubleshooting
C-1A PPENDIX C:SpecificationsThis chapter lists the electrical and environ-mental specifications for the SmartRAID Vproduct line.Specifications:• DC P
C-2SpecificationsDC Power RequirementsVoltage: 5 V ± 5%Ripple and Noise: 50mv peak-to-peak maxComponent Current (typical)PM3754U2B 1.82APM3755U2B 1.90
C-3SpecificationsEnvironmental SpecificationsAmbient Temp (operating): 10° C to 50° C10° C to 40° C (PM3755U2B with BB4050)Relative Humidity (operatin
C-4SpecificationsDIMMsDIMMs to be installed in SmartRAID V controllers must be DPT DM4050or DM4060 memory modules only. Use of non-DPT DIMMs can resul
D-1A PPENDIX D:SNMPSimple Network Management Protocol(SNMP) is an industry-wide standardprotocol designed to allow you to re-motely manage your compu
2-1C HAPTER 2:About Your New ControllerFeature OverviewA look at the features common toSmartRAID V hardware.MillenniumSpecific features of our highper
D-2Simple Network Management ProtocolIntroductionSimple Network Management Protocol (SNMP) lets you obtainbasic DPT hardware configuration and status
D-3Simple Network Management ProtocolEvery system resource to be managed is represented as anobject and the MIB is a collection of these objects. In a
D-4Simple Network Management ProtocolRefer to the MIB itself for the exact contents of each of thesegroups. The following lists are the groups’ conten
D-5Simple Network Management ProtocolDPT SCSI Device group is a list of SCSI Devices managed bythe DPT SCSI subsystem and represents the physicalconfi
D-6Simple Network Management ProtocolWhat’s IncludedThe DPT SNMP software components are included on thediskettes in the DPT controller package. Speci
D-7Simple Network Management ProtocolOperating System SupportThe following table lists the environments in which DPThardware is manageable from an SNM
D-8Simple Network Management ProtocolInstalling SNMP for Microsoft Windows 95If your operating system is Windows 95, the SNMP Servicemust be installed
D-9Simple Network Management ProtocolOperationBefore you can view information about your DPT hardware,you must install the DPT Management Information
D-10Simple Network Management ProtocolDPT SCSI Sub-AgentDPT EngineDPT DriverSNMP ManagementConsole SNMP Master AgentTCP/IPDPT Event LoggerSNMP TrapBro
D-11Simple Network Management ProtocolDPT SNMP Trap Broadcaster ModuleThe SNMP Trap implementation uses the Broadcaster featureof the DPT Event Logger
2-2About Your New SmartRAID V ControllerIntroductionDPT SmartRAID V products incorporate the latest intelligent controllertechnology to deliver optimu
D-12Simple Network Management Protocol
G-1This glossary provides brief definitions ofselected terms and acronyms used through-out this manual.Glossary
G-2GlossaryAdapterSCSI Host Bus Adapter or HBAANSIAmerican National Standards Institute.Arbitrated LoopSee FC-AL.Array GroupA group of disk drives tha
G-3GlossaryControllerA device that controls the transfer of databetween a computer and a peripheral device.For example, disk drives, video displays,ke
G-4GlossaryEDO DRAMExtended Data Output DRAM. A type of RAMthat improves memory read performance onsystems that are designed to use EDO memory.Elevato
G-5GlossaryHSSDCHigh Speed Serial Data Connector. The industrystandard modular connector used on FibreChannel controllers.I2OIntelligent I/O Architect
G-6GlossaryMTBFMean Time Between Failure. The average timebetween expected failures of a device in a largesample group of devices.Multilevel RAIDA met
G-7GlossarySAF-TESCSI Accessed Fault-Tolerant Enclosure. Aspecification (co-developed by nStorCorporation, Inc. and Intel Corp.) whichprovides a stand
G-8GlossaryTerminationA method of matching the transmissionimpedance of an electrical bus so that signalreflections are minimized or eliminated.TERMPW
I-1IndexIndexAaddresscontroller 3-16, 4-13I2O BIOS 7-36logical device 6-7alarmaudible 2-13, 6-39disable 2-13, 6-39testing 6-15architecture, Smar
2-3About Your New SmartRAID V ControllerProduct ListThe following SmartRAID V products and accessories are documented inthis manual:Model DescriptionP
I-2Indexcachecaching host reads 7-12configuring 6-18, 7-6DIMM, installing 3-13DOS/Windows 3.1 setting 4-10flushing 7-7, 7-10operating system 7-7
I-3Indexevent notificationbroadcasters 6-34configuring 6-31NetWare 6-34pager messages 6-33SCO Unix 6-35SCO UnixWare 6-35SNMP D-11Windows NT 6-
I-4IndexInt 13, extended 4-10IRQ 3-16Kkeys, SMOR navigation 4-3LLEDbattery module 2-13, A-12cache status 2-12Century/Decade, location of A-5cont
I-5IndexWindows 95/98 5-7Windows NT 5-2operating system services module (OSM)description of 7-22dynamic array expansion 6-25Microsoft Windows 5-2
I-6Indexdevices, number of 3-6differential 7-28LUNs 7-27LVD 7-28LVD cabling 7-32mixing LVD and non-LVD devices 7-29multi-mode 7-29residue repor
I-7Indexevent notification 6-31, 6-34NetWare 6-34SCO Unix 6-35SCO UnixWare 6-35Windows NT 6-36I/O statistics 6-44Linux installation 5-26modem o
2-4About Your New SmartRAID V ControllerProduct Feature OverviewAll SmartRAID V controllers include:• Support for I2O OSMs provided by major operating
2-5About Your New SmartRAID V ControllerSmartRAID V Millennium FeaturesSmartRAID V Millennium products are high-performance RAIDcontrollers for host c
2-6About Your New SmartRAID V ControllerYou can use an SX405x Bus Expansion Module to expand a Millenniumcontroller with one or two additional SCSI ch
2-7About Your New SmartRAID V ControllerSmartRAID V Decade and Century FeaturesSmartRAID V Decade and Century controllers are designed to providehigh
iiiSmartRAID V User’s ManualFCC StatementWarning: Changes or modifications to this unit not expressly approved by theparty responsible for compliance
2-8About Your New SmartRAID V ControllerThe Century controller provides a single Ultra2 SCSI channel andsupports up to two additional channels with an
2-9About Your New SmartRAID V ControllerSX405x modules attach to the SmartRAID V controller and do not requirean additional slot in the host system:•
2-10About Your New SmartRAID V ControllerBB4050 Battery Module FeaturesThe BB4050 Battery Module adds battery backup for the data cache on aSmartRAID
2-11About Your New SmartRAID V ControllerSmartRAID V Controller LEDsSmartRAID V controllers provide nine LEDs that let you visually monitorcontroller
2-12About Your New SmartRAID V ControllerLED Display During Controller ActiveWhen the power-up sequence is complete, viewing the LEDs can help youdete
2-13About Your New SmartRAID V ControllerBB4050 LED IndicatorsThe BB4050 module has two LED indicators labeled CHARGE andTRICKLE. These LEDs indicate
2-14About Your New SmartRAID V Controller
3-1Configure DevicesPrepare your SCSI peripherals foruse by setting their SCSI IDs andtermination. Fibre Channel disksand peripherals will configureth
3-2Adapter Configuration and InstallationInstallation OverviewThe process of installing a SmartRAID V controller consists of thefollowing steps:1. If
3-3Adapter Configuration and InstallationConfigurationDPT Fibre Channel controllers and attached Fibre Channel devices areplug-and-play and will confi
ivSmartRAID V User’s ManualDistributed Processing TechnologyLimited Product WarrantyPROOF OF PURCHASE MAY BE REQUIRED. YOU MAY REGISTER YOUR PURCHASE
3-4Adapter Configuration and InstallationConfiguring SCSI TerminationThe devices on each physical end of a SCSI cable must be terminated.Depending upo
3-5Adapter Configuration and InstallationThe following illustrations show various SCSI cabling examples.Terminate your SCSI devices as shown in the ex
3-6Adapter Configuration and InstallationConfiguring Device IDsThe SCSI specification allows up to 7 SCSI devices (and a controller) to beconnected to
3-7Adapter Configuration and InstallationInstallationNOTE SmartRAID V Millennium controllers and Century or Decadecontrollers with an RA4050 module sh
3-8Adapter Configuration and InstallationInstalling the RA4050 RAID AcceleratorSmartRAID V Century controllers can be upgraded to support RAID 5,0+5 a
3-9Adapter Configuration and InstallationInstalling an SX405x Bus Expansion ModuleSmartRAID V controllers accept the following Bus Expansion Modules:M
3-10Adapter Configuration and InstallationTo install an SX4054/SX4055 module:1. Remove the module mounting bracket from the end of the module.Keep the
3-11Adapter Configuration and InstallationInstalling SIMMsSmartRAID V PM3754U2 and PM3755F Millennium controllers support upto 256MB of cache using fo
3-12Adapter Configuration and InstallationTo install SIMM modules:1. Install the SIMMs in the sockets as shown starting with socket 1.Refer to Appendi
3-13Adapter Configuration and InstallationInstalling DIMMsIMPORTANTAll installed DIMMs must be the same type and capacity.At least one DIMM must be in
vSmartRAID V User’s ManualDistributed Processing TechnologyEnd-User Software License AgreementYou may (i) use the software on a single machine; (ii) m
3-14Adapter Configuration and InstallationInstalling the BB4050 Battery Backup ModuleThe BB4050 Battery Backup Module is used only on a PM3755U2BMille
3-15Adapter Configuration and InstallationInstalling the Controller1. Connect the computer’s disk activity LED cable to connector P6 onthe controller.
3-16Adapter Configuration and InstallationDetermining the Booting ControllerThe controller whose BIOS has the lowest address will take control overthe
3-17Adapter Configuration and InstallationNVRAM ResetSmartRAID V controllers retain their setup parameters even whenpowered off. These parameters are
3-18Adapter Configuration and InstallationUsing Microsoft Cluster ServerThe information presented in this section is intended to help you configureSma
3-19Adapter Configuration and InstallationSystem RequirementsDPT SmartRAID V controllers include support for MSCS hostconfigurations. To use Microsoft
3-20Adapter Configuration and InstallationHow SmartRAID V Works with MSCSWhen MSCS is operating on a server cluster, the servers continuouslysend a he
4-1C HAPTER 4:Storage Manager on ROMStorage Manager on ROM (SMOR) is aBIOS-based setup utility that lets youconfigure your DPT SmartRAID V controllerw
4-2SMOROverviewTo configure your hardware and create disk arrays when StorageManager is not available, run Storage Manager on ROM (SMOR) duringthe sys
4-3SMORKeyboard ReferenceThe navigation keys work in a similar fashion to those of WindowsExplorer. Use these keys to move around in SMOR:Menu Control
viSmartRAID V User’s ManualRelease NotesTo review release notes and documentation errata associated with theSmartRAID V products, select Help–View REA
4-4SMORMenu ReferenceThe SMOR Main Menu changes dynamically depending on what isselected in the tree view. The following is a complete list of possibl
4-5SMORScreen LayoutThe SMOR interface works like the Windows Explorer tree-structuredinterface. The screen is divided into three major components: a
4-6SMORThe Left Pane – Tree ViewThe Tree View, displayed in the left pane, is the central control for SMOR.This view displays a tree structure that re
4-7SMORWithin the Information View, you select an item to configure by using theTab or Shift+Tab keys to move the highlight to the item. Items that ca
4-8SMORRunning SMORStart SMOR by pressing Ctrl+D when the DPT I2O BIOS message appearson the screen during the boot sequence.The letters that appear d
4-9SMORInformation/Configuration WindowsWhen you highlight an item within the Tree View, the correspondingInformation View is displayed.DPT I2O BIOS S
4-10SMORBootable DevicesThese settings let you modify the system boot process for host systemswith multiple peripheral controllers in cases where the
4-11SMORController Information WindowsTo view or change the configuration of a DPT RAID Controller, highlightthe controller in the Tree View. Two tabs
4-12SMORHost Bus:Bus TypeTransferAlways PCI for SmartRAIDVHost PCI bus transfer rate.132 MB/sec for 32-bit PCI bus264 MB/sec for 64-bit PCI busAttache
4-13SMORHBA Configuration TabTo modify the hardware parameters for the highlighted SmartRAIDcontroller, press Alt+C to display the Configuration tab.S
viiSmartRAID V User’s ManualTable of ContentsFCC Statement ...
4-14SMORSCSI IDSmartRAID V controllers are configured by default at SCSI ID 7. Thisvalue should not be changed unless required for special configurati
4-15SMORDevice InformationIndividual devices are listed in the Tree View under the controller to whichthey are connected. Highlight a device to view
4-16SMORSCSI CapabilitiesThe capabilities section is a list of the capabilities defined in the SCSIspecifications. A checkmark indicates that the devi
4-17SMORArray and Array Group InformationSmartRAID V controllers implement RAID 0, 1 or 5 disk arrays inhardware. RAID 0 arrays are composed of any co
4-18SMORIdentificationThe identification section displays a general description of the highlightedarray:DescriptionThe RAID level used for the array.R
4-19SMORBuildingThe array is being built.CreatedThe array or device is defined but notinitialized.DeadA write-back cache to the array commandfailed. T
4-20SMORArray OperationsYou can use SMOR to create or manage disk arrays. The followingsections describe how to use SMOR to create arrays and parity g
4-21SMORb. To remove a previously selected device from the array, highlightthe device and press the Spacebar.4. When you are finished selecting drives
4-22SMORCreating a Parity GroupCreating a parity group (RAID 0+1 or 0+5) is similar to creating a normalRAID 1 or RAID 5 array group. Do the following
4-23SMORDeleting an ArrayTo delete an array, follow the steps below:1. In the left pane, highlight the array that you want to remove, thenselect RAID–
viiiSmartRAID V User’s ManualConfiguring Device IDs ... 3-6
4-24SMORRebuilding a Failed ArrayIf a drive in a RAID 1 or RAID 5 array fails and the drive is not protectedby a Hot Spare, use the following procedur
4-25SMORManaging Controller FirmwareSMOR includes several features that let you upgrade, save and restore thefirmware on your SmartRAID V controller.
4-26SMORDo the following to upgrade controller NVRAM, firmware, I2O BIOS, orSMOR utility:1. Place the diskette containing the image files in the diske
4-27SMORSaving Controller Firmware to a Disk ImageThis feature provides you with a way to save the current ROM softwareand NVRAM settings for your con
4-28SMORCreating a Firmware Disk ImageTo create the firmware backup diskette:1. Press Ctrl+D when the DPT I2O BIOS banner appears duringsystem startup
5-1C HAPTER 5:Software InstallationYour new SmartRAID V controller uses I2Odrivers that may be supplied by DPT or youroperating system vendor. This ch
5-2Software InstallationWindows NT 4.0The DPT SmartRAID V driver for Windows NT 4.0 provides support forboth disk drives and other SCSI devices, such
5-3Software InstallationThere are three driver installation scenarios for Windows NT 4.0:• Installing the SmartRAID V controller into a new system, th
5-4Software InstallationNOTE If a SmartRAID IV or SmartCache IV controller is installed,Windows NT mass storage detection routines will load anolder D
5-5Software InstallationUpgrading an Existing SystemNOTE If you have already installed a SmartRAID V controller intoyour system and want to change dri
ixSmartRAID V User’s ManualSaving Controller Firmware to a Disk Image ... 4-27Creating a F
5-6Software InstallationAdding to an Existing System(Microsoft OSM)NOTE If you use the Microsoft I2O OSM in place of the DPT miniportdriver, you will
5-7Software InstallationWindows 95/98The DPT SmartRAID V driver for Windows 95/98 provides support for bothdisk drives and other devices, such as CD-R
5-8Software Installation8. Remove the boot diskette from the floppy disk drive and reboot thesystem from the C: drive.9. Insert the Windows 98 Full In
5-9Software InstallationInstalling Windows 95(OEM SR2 – Version 950b)This section describes the steps to install Windows 95 (OEM SR2 Version)on one di
5-10Software InstallationContact your motherboard vendor and apply the patch. Afterthe patch is installed and the system is restarted, Windows 95will
5-11Software InstallationInstalling Windows 95(Retail Upgrade – Version 950a)SmartRAID V controllers are not supported by Windows 3.1, therefore anupg
5-12Software InstallationContact your motherboard vendor and apply the patch. Afterthe patch is installed and the system is restarted, Windows 95will
5-13Software InstallationInstalling Storage Manager for WindowsWhen the SmartRAID V controllers are properly recognized by Windows,run SETUP.EXE from
5-14Software InstallationSCO UNIXA diskette for SCO UNIX 3.2V4.2 and SCO UNIX OpenServer 5 (3.2V5.x) isincluded with your SmartRAID V controller. The
5-15Software Installation5. Continue the installation according to the SCO documentation.NOTE If you are installing from tape or CD-ROM, SCO UNIX 3.2V
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