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Manual LSI 25083

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  • LSI 25083 - page 1

    41450-02 Re v . B MegaRAID ® 6Gb/s SAS RAID Controllers USER’S GUIDE November 2009 ...

  • LSI 25083 - page 2

    ii Cop yright © 2009 by LSI Corporati on. All rights reserved. This document contain s propr ietar y information of LSI Cor poration. The information contained herein is not to be used by or disclosed to third par ties without the express written per mission of an o fficer of LSI Cor poration. LSI products are not i ntended f or use in life-suppor ...

  • LSI 25083 - page 3

    MegaRAID 6Gb/s SAS RAID Controllers U ser’ s Guide iii Cop yright © 2009 by LSI Corporati on. All rights reserved. Preface This docum ent is the pr imar y reference and u ser’ s guide for the LSI MegaRAID ® Serial Attached SCSI /SA T A II RAID contro llers based on the 6Gb/s SAS/SA T A RAI D On-a-Chip de vices. This docume nt contains complet ...

  • LSI 25083 - page 4

    iv Pref ace Cop yright © 2009 by LSI Corporati on. All rights reserved. • MegaRAID SAS 9280-8e PCI Expr ess 2.0 Low-Profile Serial- Attached SCSI/SA T A II Disk Ar ra y Controller with Exter nal Connectors • MegaRAID SAS 9280DE-8e PCI Express 2.0 Low-Profile Serial- Attached SCSI/S A T A II Disk Arra y Con troller with Exter nal Connectors F o ...

  • LSI 25083 - page 5

    Pref ace v Cop yright © 2009 by LSI Corporati on. All rights reserved. Related Publications MegaRAID SAS Devi ce Driver Installati on User’ s Guide Document Number : 80-001 63-01 Rev . D This documen t describes how to install the MegaRAID de vice driv er f or yo ur operating syste m. The inf or mation in this docume nt is independent of the bac ...

  • LSI 25083 - page 6

    vi Pref ace Cop yright © 2009 by LSI Corporati on. All rights reserved. Con ventions The f ollowing tab le describes how the user inter acts with the product. Notes contain supplemen tar y inf or mation that ca n affect system perform ance. Caution: Cautions are notifications that an action has the po tential to adversely aff ect equipment operati ...

  • LSI 25083 - page 7

    Pref ace vii Cop yright © 2009 by LSI Corporati on. All rights reserved. Safety In structions Use the follo wing saf ety guid elines to help p rotect your computer sys tem from potential da mage and to ensure y our own personal saf ety . Note: Use the MegaRAID 6Gb/s SAS RAID contr ollers with UL-listed Inf ormation T echnology Equipment (ITE) prod ...

  • LSI 25083 - page 8

    viii Pref ace Cop yright © 2009 by LSI Corporati on. All rights reserved. • Mak e sure that equipment does not re st on your compu ter system cabl es and that the cab les are not located where t hey can be stepped on or tripped o ver . • Do not spill f ood or liquids on yo ur computer . If the computer gets wet, consult the documentatio n that ...

  • LSI 25083 - page 9

    Pref ace ix Cop yright © 2009 by LSI Corporati on. All rights reserved. Protecting Against Ele ctrostatic Discharge – Static e lectricity can harm delicate components inside yo ur computer . T o prev ent static damage , discharge static electricity fr om your body b efor e you touch an y of your computer’ s ele ctronic compon ents, such as the ...

  • LSI 25083 - page 10

    xP r e f a c e Cop yright © 2009 by LSI Corporati on. All rights reserved. ...

  • LSI 25083 - page 11

    MegaRAID 6Gb/s SAS RAID Controllers U ser’ s Guide xi Cop yright © 2009 by LSI Corporati on. All rights reserved. Contents Chapter 1 Overvie w 1.1 Overview 1-1 1.2 SAS Controller Descriptions 1-3 1.3 Gene ral Description 1-4 1.4 Con figuration Scenarios 1-6 1.5 Benefits of t he SAS Interf ace 1-8 1.5.1 PCI Express Architecture 1-8 1.5.2 Opera ti ...

  • LSI 25083 - page 12

    xii Contents Cop yright © 2009 by LSI Corporati on. All rights reserved. Connectors to Drives 2-9 2.5.2 Connecting the SAS RAID Contr oller with Exter nal Connectors to a Drive Enclosu re 2-10 Chapter 3 MegaRAID SAS RAID Controller Characteristics 3.1 MegaRAID 6Gb/s SAS RAID Controller F amily 3-1 3.1.1 MegaRAID SAS 9240 RAID Controllers 3-1 3.1.2 ...

  • LSI 25083 - page 13

    Contents xiii Cop yright © 2009 by LSI Corporati on. All rights reserved. Customer Feedbac k ...

  • LSI 25083 - page 14

    xiv Contents Cop yright © 2009 by LSI Corporati on. All rights reserved. ...

  • LSI 25083 - page 15

    Contents xv Cop yright © 2009 by LSI Corporati on. All rights reserved. Figures 1.1 Example of an LSI SAS Di rect-Connect Application 1-7 1.2 Example of an LSI SAS RAID Controller Co nfigured with an LSISASx12 Expand er 1-7 2.1 Example of the MegaRAID SAS 9260-8i Board Installation in a PCI Express Slot 2-4 2.2 Internal SAS Cable f or Connection t ...

  • LSI 25083 - page 16

    xvi Contents Cop yright © 2009 by LSI Corporati on. All rights reserved. ...

  • LSI 25083 - page 17

    Contents xvii Cop yright © 2009 by LSI Corporati on. All rights reserved. Ta b l e s 1.1 SAS RAID Controller Array Limitations 1-11 1.2 MegaR AID 6Gb/s SAS RAI D Controller Features 1-17 3.1 SAS 9240-4i/SAS 9240-8i RA ID Controller – Jumpers and Connectors 3-3 3.2 SAS 9260-8i/SAS 9260DE-8i RAID Controller – Jumpers and Connectors 3-5 3.3 SAS 9 ...

  • LSI 25083 - page 18

    xviii Contents Cop yright © 2009 by LSI Corporati on. All rights reserved. ...

  • LSI 25083 - page 19

    MegaRAID 6Gb/s SAS RAID Controllers User ’ s Guide 1-1 Cop yright © 2009 by LSI Corporati on. All rights reserved. Chapter 1 Overvie w This chapter p rovides an ov er view of the Me gaRAID 6Gb/s Ser ial Attached SCSI/Serial A T A II contro llers with RAID control capability . It consists of the follo wing sections: • Section 1.1, “Ov er view ...

  • LSI 25083 - page 20

    1-2 Overview Cop yright © 2009 by LSI Corporati on. All rights reserved. two similar tech nologies on the s ame controller, within the same enclosure, and in t he same vir tual drive . Note: LSI recommends that you carefully assess an y decision to mix SAS drives and SA T A drives within the same vir tual drives . Althou gh you can mix dr iv es, L ...

  • LSI 25083 - page 21

    SAS Controller Descriptions 1-3 Cop yright © 2009 by LSI Corporati on. All rights reserved. The SAS controllers suppor t the ANSI Ser ial Attached SCSI standard, v ersion 2.0 . In addition, t he controller suppor ts the SA T A II protocol defined b y the Serial A T A specification, v ersion 1.0a . Suppor ting bo th the SAS interf ace and the SA T ...

  • LSI 25083 - page 22

    1-4 Overview Cop yright © 2009 by LSI Corporati on. All rights reserved. • The MegaRAID 6Gb/s SAS 9260-8i PCI Express 2.0 Low-Profile Serial- Attached SCSI/SA T A II Disk Arra y Contro ller controls eight inter nal SAS/SA T A por ts through two SFF-8087 x4 inter nal mini SAS connectors. • The MegaRAID 6Gb/s SAS 9260DE-8i PCI Express 2.0 Low-Pr ...

  • LSI 25083 - page 23

    General Descr iption 1-5 Cop yright © 2009 by LSI Corporati on. All rights reserved. These SAS controllers are based on the LSISAS2108 RAID On-a-Chip (ROC) de vice or the LSISAS2008 PC I Express-SAS/SA T A I/O Processor chip . These de vices are compliant with the Fusion-MPT™ archite cture and provides a PCI E xpress x8 inte rf ace. Note: All of ...

  • LSI 25083 - page 24

    1-6 Overview Cop yright © 2009 by LSI Corporati on. All rights reserved. • 3Gb/s SA T A II • Staggered spin-u p • Hot plug • Nativ e command queuing • Activity and fault indicators f or each PHY • P ort selector (f or dual-p or t dr ives) Each por t on the SAS controllers supp or ts SAS de vices, SA T A II devices , or both using SSP , ...

  • LSI 25083 - page 25

    Configuration Scenar ios 1-7 Cop yright © 2009 by LSI Corporati on. All rights reserved. (PSBRAM), non volat ile static random access memory (NVSRAM), and Flash ROM. Figure 1.1 Example of an LSI SAS Direct-Connect Application Figure 1.2 shows an e xample of a SAS RAID controller configured with an LSISASx12 e xpander that is con nected to SAS dr i ...

  • LSI 25083 - page 26

    1-8 Overview Cop yright © 2009 by LSI Corporati on. All rights reserved. 1.5 Benefits of the SAS Interface SAS is a serial, point-to-point, enter prise-lev el device interf ace that le verages the prov en SCSI p rotocol set. SAS is a conv ergence of the adv antages of SA T A II, SCSI, and Fibre Channel, and is the future mainsta y of the enterpr i ...

  • LSI 25083 - page 27

    Summary of SAS RAID Controller Characteristics 1-9 Cop yright © 2009 by LSI Corporati on. All rights reserved. 1.5.2 Operating System Support The MegaRAID 6Gb/s SAS RAID contro llers suppor ts the f ollowing operating system s: • Windows Vista, Ser ver 2003 , and Windows Server 2008 • Red Hat Linux • SUSE Linux • Nov ell NetW are • SCO O ...

  • LSI 25083 - page 28

    1-10 Overview Cop yright © 2009 by LSI Corporati on. All rights reserved. • T wo internal connectors f or the SAS 9240-8i, SAS 9260-8i, SAS 9261-8i, and SAS 9260DE-8i RAID controllers • One e xter nal connector f or t he SAS 9280-4i/4e RAID controller • T wo ext er nal connectors f or the SAS 9280-8 e RAID controller and the SAS 9280DE-8e RA ...

  • LSI 25083 - page 29

    Summary of SAS RAID Controller Characteristics 1-11 Cop yright © 2009 by LSI Corporati on. All rights reserved. • Suppor ts STP to enable communication with a SA T A II de vice through an at tached e xpander • Provides a se r ial, point-to- point, enterpr ise-le v el storage interf ace • Simplifies cabling betw een devices • Provides a sca ...

  • LSI 25083 - page 30

    1-12 Overview Cop yright © 2009 by LSI Corporati on. All rights reserved. * - Can support up to 64 de vices, b ut only 16 can be used in a RAID configuration. ** - Assumes one Stor age Enclosur e Processor (SEP) per enclosure. The maximu m numbers in Ta b l e 1 . 1 depend on how man y physica l de vices you ha v e connected to the RAID controller ...

  • LSI 25083 - page 31

    Summary of SAS RAID Controller Characteristics 1-13 Cop yright © 2009 by LSI Corporati on. All rights reserved. 1.6.3 SA T A II Features The f ollowing list describes the SA T A II f eatures of the RAID controllers: • Suppor ts SA T A II data transf ers of 3Gb/s • Suppor ts STP data transfers of 3Gb/s • Provides a se r ial, point-to-poin t s ...

  • LSI 25083 - page 32

    1-14 Overview Cop yright © 2009 by LSI Corporati on. All rights reserved. • Provides one LED sig nal f or each PHY to indica te link activity (this is a f ault LED only for controllers with inter nal por t connectors) Note: The SAS 9280-8e RAID cont roller and the SAS 9280DE-8e RAID controller do not ha v e any LEDs to indicate link activity . ? ...

  • LSI 25083 - page 33

    Summary of SAS RAID Controller Characteristics 1-15 Cop yright © 2009 by LSI Corporati on. All rights reserved. F ollow these st eps to use drive roamin g: Step 1. T ur n off power t o the ser ver and all drives, en closures, and system components . Disconnect the po wer cords from the system. Step 2. Op en the host system by f ollo wing the ins t ...

  • LSI 25083 - page 34

    1-16 Overview Cop yright © 2009 by LSI Corporati on. All rights reserved. Note: When you migrate drives, mo ve only the dr ives that make up the virtual dr iv e (not all of the driv es in an arra y), so you do not see an NVRAM mismatch err or (providing a configuration is on the dest ination controller). The NVRAM mismatch er ror appears only if y ...

  • LSI 25083 - page 35

    Hardware Specifications 1-17 Cop yright © 2009 by LSI Corporati on. All rights reserved. 1.7 Hard ware Specifications Y ou can install the MegaRAID 6Gb/s SAS RAID cont rollers in a computer with a motherbo ard that has a PCI Express slot. Ta b l e 1 . 2 de scr ibes the hardware configuration f eatures f or the MegaRAID 6Gb/s SAS RAID controllers. ...

  • LSI 25083 - page 36

    1-18 Overview Cop yright © 2009 by LSI Corporati on. All rights reserved. Cache function Write-back, write-throu gh, adaptive read ahead , non-read ahead, read a head, cache I/O, direct I/O Multiple vir tual dr ives per controller Up to 64 (thi s v alue is depe ndent on the fir mware) Online capacity expansion Ye s Dedicated and globa l hot spares ...

  • LSI 25083 - page 37

    T echnical Suppor t 1-19 Cop yright © 2009 by LSI Corporati on. All rights reserved. 1.8 T echnical Suppor t F or assistance installing, configur ing, or runnin g your MegaRAID 6Gb/s SAS RAID controller, contact LSI T echnical Suppor t. Click the follo wing link to access the LSI T echnical Suppor t page for storage and board suppor t: http://www ...

  • LSI 25083 - page 38

    1-20 Overview Cop yright © 2009 by LSI Corporati on. All rights reserved. ...

  • LSI 25083 - page 39

    MegaRAID 6Gb/s SAS RAID Controllers User ’ s Guide 2-1 Cop yright © 2009 by LSI Corporati on. All rights reserved. Chapter 2 MegaRAID SAS Har d ware Installation This chapter describes the procedures y ou can fo llow to install the MegaRAID 6Gb/s Ser ial Attached SCSI/Se r ial A T A II controllers with internal and e xter nal connectors . It con ...

  • LSI 25083 - page 40

    2-2 MegaRAID SAS Hardware Installation Cop yright © 2009 by LSI Corporati on. All rights reserved. 2.2 Quick Installation The f ollowing steps are f or quic k installation of y our MegaRAID 6Gb/s SAS RAID controller. These steps ar e for e xperienced computer users or installers . Section 2.3, “Deta iled Installation, ” contains the st eps for ...

  • LSI 25083 - page 41

    Detailed Installation 2-3 Cop yright © 2009 by LSI Corporati on. All rights reserved. 2.3 Detailed Installation This section provides detailed instructions f or installing your MegaRAID 6Gb/s SAS RAID controller. Step 1. Unpack the MegaRAID 6Gb/s SAS RAID controller Unpac k and remov e your RAID controller . Inspect it f or damage . If it appears ...

  • LSI 25083 - page 42

    2-4 MegaRAID SAS Hardware Installation Cop yright © 2009 by LSI Corporati on. All rights reserved. Note: Some PCI-E slots suppor t PCI-E graphics cards only; if a RAID controller is installed on those PCI-E slots, it will not function. Figure 2.1 Example of the MegaRAID SAS 9260-8 i Board Installation in a PCI Express Slo t Step 5. Configure and I ...

  • LSI 25083 - page 43

    Detailed Installation 2-5 Cop yright © 2009 by LSI Corporati on. All rights reserved. The maximum cable lengt h is 10 meters (393 .37 in.). Y ou can connect one de vice per SAS PHY un less you use an e xpander . System throughput problems can occur if the SAS cables are not the correct typ e. T o minimize the potential f or prob lems, use the f ol ...

  • LSI 25083 - page 44

    2-6 MegaRAID SAS Hardware Installation Cop yright © 2009 by LSI Corporati on. All rights reserved. f or RAID controllers on the LSI w ebsite at: http://www .lsi.com/cm/ DownloadSearch.do . F or info r mation about installin g the dr iv er , refer to the MegaRAI D SAS De vice Drive r Installation User’ s Guide on the MegaRAID Universal Softw are ...

  • LSI 25083 - page 45

    SAS Device Cab les and Connectors 2-7 Cop yright © 2009 by LSI Corporati on. All rights reserved. Figure 2.2 Internal SAS Cable f o r Connection to SAS Drives, SA T A II Drives, or Both Figure 2.3 shows t he SA T A II de vice plug connector that co nnects a SAS RAID controller with inter nal connectors to the host receptab le connector on a bac kp ...

  • LSI 25083 - page 46

    2-8 MegaRAID SAS Hardware Installation Cop yright © 2009 by LSI Corporati on. All rights reserved. Figure 2.3 SA T A II Connectors Figure 2.4 shows SAS connectors and SA T A II connectors on SAS drives and SA T A II dr iv es, respectiv ely . Cables connect int er nal connectors on the RAID controllers to connectors on SAS drives, SA T A II drives ...

  • LSI 25083 - page 47

    SAS Device Cab les and Connectors 2-9 Cop yright © 2009 by LSI Corporati on. All rights reserved. Figure 2.4 SAS Plugs and SA T A II Plugs and SAS Bac kplane Receptac le Connector The follo wing subs ections provide step- by-step instructions f or connecting the SAS RAID controllers to SAS drives and SA T A II dr iv es, either dire ctly or through ...

  • LSI 25083 - page 48

    2-10 MegaRAID SAS Hardware Installation Cop yright © 2009 by LSI Corporati on. All rights reserved. Step 2. Plug the HDD connector on the other end of the inter nal cable into the connecto r on the SAS drive or th e SA T A II drive . Step 3. If y ou hav e another driv e, connect it to another plug on the in te r n al c abl e. Y ou can connect othe ...

  • LSI 25083 - page 49

    SAS Device Cab les and Connecto rs 2-11 Cop yright © 2009 by LSI Corporati on. All rights reserved. F ollow these steps to connect the cab le from y our controller to a drive enclosure. Note: The SAS 9280-8e RAID controller is shown as an e xample . Y ou can connect other SAS co ntrollers with external SAS por t connectors in the same w a y . Step ...

  • LSI 25083 - page 50

    2-12 MegaRAID SAS Hardware Installation Cop yright © 2009 by LSI Corporati on. All rights reserved. ...

  • LSI 25083 - page 51

    MegaRAID 6Gb/s SAS RAID Controllers User ’ s Guide 3-1 Cop yright © 2009 by LSI Corporati on. All rights reserved. Chapter 3 MegaRAID SAS RAID Contr oller Characteristics This chapter describes the characteristics of the LSI MegaRAID Serial Attached SCSI/Serial A T A II 6Gb/s RAID controller s . It consists of the f ollowing sections: • Sectio ...

  • LSI 25083 - page 52

    3-2 MegaRAID SAS RAID Controller Character istics Cop yright © 2009 by LSI Corporati on. All rights reserved. Note: The SAS 9240-4i RAID controlle r does not contain the J5 connector , which suppor ts por ts 4–7. The SAS 9240-8i RAID controlle r contains th e J5 connecto r . This subsection pr ovides the board la y out and connector and jumper i ...

  • LSI 25083 - page 53

    MegaRAID 6Gb/s SAS RAID Controller F amily 3-3 Cop yright © 2009 by LSI Corporati on. All rights reserved. T able 3.1 SAS 9240-4i/SAS 9240- 8i RAID Contr oller – J umpers and Connecto rs 3.1.2 MegaRAID SAS 9260 RAID Contr ollers The MegaRAID SAS 9260-4i low-profile SAS/SA T A II RAID controller controls four internal SAS/SA T A por ts through on ...

  • LSI 25083 - page 54

    3-4 MegaRAID SAS RAID Controller Character istics Cop yright © 2009 by LSI Corporati on. All rights reserved. The MegaRAID SAS 9260-8i low-profile SAS/SA T A II RAID controller controls eight internal SAS/SA T A por ts through two SFF-8087 x4 internal mini SAS connectors. The MegaRAID SAS 9260DE-8i low-pr ofile SAS/SA T A II RAID controller contro ...

  • LSI 25083 - page 55

    MegaRAID 6Gb/s SAS RAID Controller F amily 3-5 Cop yright © 2009 by LSI Corporati on. All rights reserved. T able 3.2 SAS 9260-8i/SAS 9 260DE-8i RAID Controller – Jumpers and Connecto rs Jumper T ype Description JT1 Write -pending Indicator (dir ty cache) LED connector 2-pin connector Connects to an LED that in dicates when the data in the cache ...

  • LSI 25083 - page 56

    3-6 MegaRAID SAS RAID Controller Character istics Cop yright © 2009 by LSI Corporati on. All rights reserved. 3.1.3 MegaRAID SAS 9261 RAID Contr oller The MegaRAID SAS 9261-8i low-profile SAS/SA T A II RAID controller controls eight inter nal SAS/SA T A po r ts through two SFF-80 87 mini-SAS 4i connectors. This subsection pr ovides the board la y ...

  • LSI 25083 - page 57

    MegaRAID 6Gb/s SAS RAID Controller F amily 3-7 Cop yright © 2009 by LSI Corporati on. All rights reserved. Figure 3.3 Card La yout f or th e MegaRAID SAS 9261-8i RAID Contro ller Ta b l e 3 . 3 describes the jumpers an d connectors on the SAS 9261-8i RAID controller . T able 3.3 SAS 9261 -8i RAID Controller – J umpers and Connector s s Jumper T ...

  • LSI 25083 - page 58

    3-8 MegaRAID SAS RAID Controller Character istics Cop yright © 2009 by LSI Corporati on. All rights reserved. 3.1.4 MegaRAID SAS 9280 RAID Contr ollers The MegaRAID SAS 9280-4 i/4e low-pr ofile SAS/SA T A II RAID controller controls f our inter nal S AS/SA T A por ts through on e SFF-8087 x4 in ter nal mini SAS connector and four exte rnal SAS/SA ...

  • LSI 25083 - page 59

    MegaRAID 6Gb/s SAS RAID Controller F amily 3-9 Cop yright © 2009 by LSI Corporati on. All rights reserved. Figure 3.4 Car d Lay out for the Me gaRAID SAS 9280-8e RAID Contro ller Note: Connectors J6A1, J6A2, and J6A3 ar e behind the LSIiBBU07 when the iBBU is installed, but the y are still accessible . Ta b l e 3 . 4 describes the jumpers an d con ...

  • LSI 25083 - page 60

    3-10 MegaRAID SAS RAID Controller Character istics Cop yright © 2009 by LSI Corporati on. All rights reserved. Figure 3.5 shows t he jumpers and connectors on the SAS 9280 -4i/4e controller . J1B1 x4 SAS P or ts 0–3 SFF-8088 x4 external mini SAS connector Connects the cables from the controller to SAS drives or SA T A II drives , or a SAS expand ...

  • LSI 25083 - page 61

    MegaRAID 6Gb/s SAS RAID Controller F amily 3-11 Cop yright © 2009 by LSI Corporati on. All rights reserved. Figure 3.5 Car d Lay out for t he MegaRAID SAS 9280-4i/4e RAID Contro ller Note: Connectors J6A1, J6A2, and J6A3 ar e behind the LSIiBBU07 when the iBBU is installed, but the y are still accessible . Ta b l e 3 . 4 describes the jumpers an d ...

  • LSI 25083 - page 62

    3-12 MegaRAID SAS RAID Controller Character istics Cop yright © 2009 by LSI Corporati on. All rights reserved. J1B1 x4 SAS P or ts 7–4 SFF-8088 x4 external mini SAS connector Connects the controll er by cab le to SAS drives or SA T A II drives, or a SAS expander . J2B1 Standard e dge card connector The RAID controller interfaces with the host sy ...

  • LSI 25083 - page 63

    MegaRAID SAS 6Gb/s RAID Controller Characteristics 3-13 Cop yright © 2009 by LSI Corporati on. All rights reserved. Note: Connectors J6A1, J6A2, and J6A3 ar e behind the LSIiBBU07 when the iBBU is installed, but the y are still accessible . 3.2 MegaRAID SAS 6Gb/s RAID Contr oller Characteristics Ta b l e 3 . 6 shows the gener al characterist ics f ...

  • LSI 25083 - page 64

    3-14 MegaRAID SAS RAID Controller Character istics Cop yright © 2009 by LSI Corporati on. All rights reserved. The MegaRAID 6Gb/s SAS RAID contro llers use Fusion-MPT architecture , which allows f or thinner drivers a nd better perf ormance. 3.3 T echnical Specifications The design and implementation of the MegaRAID 6Gb/s SAS RAID controllers mini ...

  • LSI 25083 - page 65

    T echnical Specifi cations 3-15 Cop yright © 2009 by LSI Corporati on. All rights reserved. 3.3.1 RAID Controll er Specifications Ta b l e 3 . 7 lists the specifications f or the MegaRAID 6Gb/s SAS RAID controllers. T able 3.7 RAID Controller Specifications Specification MegaRAID SAS 9240, SAS 9260, SAS 9261, and SAS 9280 RAID Controllers Processo ...

  • LSI 25083 - page 66

    3-16 MegaRAID SAS RAID Controller Character istics Cop yright © 2009 by LSI Corporati on. All rights reserved. 3.3.2 Arra y Perf ormance Features Ta b l e 3 . 8 sho ws the arra y perf or mance f eatures f or the MegaRAID 6Gb/s SAS RAID controllers. PCI Express bus data transfer r ate • Up to 5 Gb/s per l ane • x8 lane width Serial por t 4-pin ...

  • LSI 25083 - page 67

    T echnical Specifi cations 3-17 Cop yright © 2009 by LSI Corporati on. All rights reserved. 3.3.3 Fault T olerance Ta b l e 3 . 9 lists the f ault tolerance f eat ures f or the MegaRAID 6Gb/s SAS RAID controllers. 3.3.4 Electrical Characteristics This subsect ion provides the power supply re quirements for the MegaRAID 6G b/s SAS RAID cont rollers ...

  • LSI 25083 - page 68

    3-18 MegaRAID SAS RAID Controller Character istics Cop yright © 2009 by LSI Corporati on. All rights reserved. v oltages. The f ollo wing states determine the typical current consumption of the cont roller : • State 1: During a hard reset • State 2: During a drive stre ss test • State 3: While sitting idle at the DOS prompt The supply voltag ...

  • LSI 25083 - page 69

    T echnical Specifi cations 3-19 Cop yright © 2009 by LSI Corporati on. All rights reserved. operat ing from the 3.3V rails and t he 12V rail prov ide the necessar y v oltages. The f ollo wing states determine the typical current consumption of the cont roller : • State 1: During a hard reset • State 2: During a drive stre ss test • State 3: ...

  • LSI 25083 - page 70

    3-20 MegaRAID SAS RAID Controller Character istics Cop yright © 2009 by LSI Corporati on. All rights reserved. • T emperature ra nge: + 1 0 ° C to +60 ° C without batter y backu p unit • T emperature ra nge: +10 ° C to +44.5 ° C with iBBU batter y back up The param eters for the non-operat ing (such as storage and transit) envir onment fo ...

  • LSI 25083 - page 71

    T echnical Specifi cations 3-21 Cop yright © 2009 by LSI Corporati on. All rights reserved. – During f ast charging of the batte r y pack: 230mA in +12V current 3.3.4.6 Opera ting and Non-operating Conditions f or the SAS 9261 RAID Contr oller F or the SAS 9261 RAID controllers , the operating (thermal and atmospheric) conditio ns are: • Relat ...

  • LSI 25083 - page 72

    3-22 MegaRAID SAS RAID Controller Character istics Cop yright © 2009 by LSI Corporati on. All rights reserved. T able 3.13 Po wer Sup ply f or SAS 9280 RAID Controllers Note: +12V is used in the charging circuitry for the batt er y pack on the optiona l iBBU batter y-bac ked daug hter card. If the iBBU daughter card is mounted, the f ollowing po w ...

  • LSI 25083 - page 73

    MegaRAID 6Gb/s SAS RAID Controllers User ’ s Guide A-1 Cop yright © 2009 by LSI Corporati on. All rights reserved. Appendix A Glossary of T erms and Abbre viations BIOS Acronym f or Basic Input/Output System. Software that pr ovides basic read/write capability . Usually kept as firmware (ROM-based). The system BIOS on the motherboa rd of a compu ...

  • LSI 25083 - page 74

    A-2 Glossar y of T er ms and Abbre viations Cop yright © 2009 by LSI Corporati on. All rights reserved. host The comput er system in which a RAID co ntroller is installed. It uses the RAID controller to tr ansf er information to and from de vices attached to the SCSI bus . host adapter boar d A circuit boar d or integr ated circuit that provides a ...

  • LSI 25083 - page 75

    A-3 Cop yright © 2009 by LSI Corporati on. All rights reserved. peripheral devices A piece of har dware (such as a vid eo monitor , driv e, printer , or CD-ROM) used with a compute r and under the control of t he computer . SCSI peripherals are controlled through a SAS MegaRAID SAS RAID controller ( host adapter) . PHY The interf ace required to t ...

  • LSI 25083 - page 76

    A-4 Glossar y of T er ms and Abbre viations Cop yright © 2009 by LSI Corporati on. All rights reserved. SAS device An y device that conforms to the SAS standard and is attached to the SAS bus b y a SAS cable . This includes SAS R AID controllers (host adapters) and SAS periphera ls. SA T A Acronym f or Serial A dv anc ed T echnology Attachment. A ...

  • LSI 25083 - page 77

    MegaRAID 6Gb/s SAS RAID Controllers U ser’ s Guide Cop yright © 2009 by LSI Corporati on. All rights reserved. Customer Feedbac k W e would appreciate your f eedbac k on this document. Please copy t he f ollowing page , add your comm ents, and f ax it to us at the n umber shown. If appropriate , please also fax copie s of any marked-up pag es fr ...

  • LSI 25083 - page 78

    Customer F eedback Cop yright © 2009 by LSI Corporati on. All rights reserved. Reader’ s Comments F ax y our comments to: LSI Corporation T echnical Publications M/S E-198 F ax: 408.43 3.4333 Please tell us how y ou rate this document: MegaRAID 6Gb/s SAS RAID Controllers User’ s Guide. Place a chec k mark in the appropriate b lank f or each ca ...

Manufacturer LSI Category Computer Hardware

Documents that we receive from a manufacturer of a LSI 25083 can be divided into several groups. They are, among others:
- LSI technical drawings
- 25083 manuals
- LSI product data sheets
- information booklets
- or energy labels LSI 25083
All of them are important, but the most important information from the point of view of use of the device are in the user manual LSI 25083.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals LSI 25083, service manual, brief instructions and user manuals LSI 25083. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product LSI 25083.

Similar manuals

A complete manual for the device LSI 25083, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use LSI 25083 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of LSI 25083.

A complete LSI manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual LSI 25083 - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the LSI 25083, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the LSI 25083, that we can find in the current document
3. Tips how to use the basic functions of the device LSI 25083 - which should help us in our first steps of using LSI 25083
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with LSI 25083
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of LSI 25083 in a specific country, if it was not possible to solve the problem on our own.

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