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Apple NMB-003 manual Speciﬁcations, RAID Controller Specifications

Models: NMB-003

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A P P E N D I X

A

Speciﬁcations

RAID Controller Specifications

m2 gigabit-per-second (Gb/sec.) ﬁbre channel port

mSeven independent ATA-100 drive channels

mMinimum 128 megabytes (MB) of PC-100 SO-DIMM RAM

mTwo 66 megahertz (MHz) PCI buses

mHardware parity generation

mSupport for RAID 0, 1, 3, 5, 0+1

mRAID Now (RAID creation during initialization)

mVariable rebuild rate

mTag command queueing

mHot sparing

Fibre Channel PCI Card Specifications

m2 Gb/sec. ﬁbre channel communication per channel using dual controllers (one for each group of seven drive modules)

mFibre channel connection using either copper or optical cable; two copper cables supplied with the Apple Fibre Channel PCI Card (sold separately)

mCable connectors: HSSDC2 for the system’s controller modules; SFP for the host bus adapter card

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Apple NMB-003 manual Speciﬁcations, RAID Controller Specifications, Fibre Channel PCI Card Specifications

Contents

User’s Guide Apple Computer, Inc. All rights reserved Apple Computer, IncContents Installing or Replacing Components Installing the SystemConnecting Xserve RAID to a Host System and a Network Using the Xserve RAID SystemRAID Overview Installing Xserve RAID Hardware and SoftwareConnecting a 14-Drive System to a Host Computer or Switch Data Storage MethodsAppendix B Safety, Maintenance, and Ergonomics Glossary Appendix a SpecificationsAbout This Guide Page Introducing Xserve RAID Unpacking the System Introducing Xserve RAID Your System at a Glance-Front Panel Indicates temperature status green is OK, red is failure RAID Your System at a Glance-Back PanelRedundant, hot-swappable cooling module cools the system Your System at a Glance-Mounting Hardware Use this bar to fasten extenders C and D for a deep rack Page Use your leg muscles to lift Preparing to Install Xserve RAID in a RackGuidelines for Installation Precautions for Handling the SystemChoosing the System’s Location in the Rack Lift with a smooth motion don’t jerk the load up or downRack Stability Electrical PowerSecurity Operating EnvironmentMounting Xserve RAID in a Rack Getting Ready to Install the System Determine the Position for the System in the Rack Follow the instructions in Unpacking the System on Installing the SystemPrepare the System for Installation Assemble the Brackets and Extenders Two mounting screws for attaching the system to the rackTighten the screws and then remove the template Repeat this procedure for the second bracket and extender Six short screws for assembling two brackets and extenders Secure each bolt with a washer Adjust the mounting Mounting Xserve RAID in a Rack Mount the System in the Rack Secure the System in the Rack or Cabinet Moving the Xserve RAID System System and a Network About Fibre Channel Connections and Cables Installing the Host Bus Adapter Card in the Host SystemConnecting Xserve RAID to a Host System or Switch Connecting the System to Xserve or a Power Mac G4 Connecting Xserve RAID to a Switch or Hub Removing Cables From the Xserve RAID and Host Systems Connecting to a Network Connecting Power to the System Follow these steps to connect a UPS unit to the system Connecting an Uninterruptible Power SupplyPlug one of the system’s power cords into the UPS Starting Up the System Using the Xserve RAID SystemTurning Off the System Using Status Lights and Other IndicatorsLight manually check If the System Has a Problem About Replacing Components Installing or Replacing an Apple Drive ModuleFollow these steps to install or replace a drive module Security lock Follow these steps to replace a power supply Replacing a Power SupplyReplacing a Cooling Module Installing or Replacing Components Replacing a RAID Controller Module Installing or Replacing a Battery Module Obtaining Additional Replacement Components RAID Overview Setting Up the Xserve RAID SystemInstalling the system in a rack or cabinet Installing Xserve RAID Hardware and SoftwareHow RAID Works Connecting to an Ethernet networkAbout RAID Storage Scalability for expansion of storageData Storage Methods RAID Levels RAID 0+1 requires a minimum of four drivesHardware and Software RAID RAID 3 requires a minimum of three drivesRAID 5 requires a minimum of three drives What’s Next? Planning RAID Storage For the Xserve RAID System Tools for Configuring the Xserve RAID SystemRAID Controllers and Drive Modules Drive modules Controllers System With Four Drive Modules Xserve RAID SchemesRAID RAID 0+1 RAID 1 Schemes RAID 3 or RAID 0+1 and RAID 10 Schemes System With Seven Drive Modules RAIDDisk Mirror Mirror Mirror Hot spare RAID 3 or 5 Hot spare RAID 3 or Disk System With 14 Drive Modules RAID 0+1 Disk Hot spare RAID 1 and RAID 3 or Disk Mirrors RAID1 Hot spare RAID RAID 30 and 50 Schemes Storage Capacities for Xserve RAID Schemes Xserve RAID Hardware Connections Connecting a 14-Drive System to a Host Computer or Switch Connecting a Four-Drive System to a Host Computer or SwitchCommon RAID Terms GlossaryPage Speciﬁcations RAID Controller SpecificationsFibre Channel PCI Card Specifications UPS Interface Specifications Apple Drive Module SpecificationsDimensions and Operating Environment Ethernet SpecificationsPin D connector Battery Module Optional Information Power Supply SpecificationsCooling Module Specifications Important Safety Information Safety, Maintenance, and ErgonomicsHandling Your System Power SupplyCleaning Your Equipment Safety, Maintenance, and Ergonomics Page Complies with European Directive 89/336/EEC