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LSI 1600 - page 1
MegaRAID Enterprise 1600 Hardw are Guide MAN- 471 6/12/01 ...
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LSI 1600 - page 2
MegaRA I D Ente rprise 1600 Hardw are Guide ii © Copy right 2001 L S I Lo gic Cor poratio n All rights reserved. LSI Logic Corporat ion 6145-D N orthbe lt P arkw ay Nor cros s, G A 30071 This publ ication contains proprie tary infor mation w hich is pro tecte d by co pyr ight. No par t of this publication can be repr oduce d, tr anscribe d, store ...
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LSI 1600 - page 3
Pref ace iii Table of Contents 1 Overv iew ................................................... 1 Single En ded and Diff erential SCSI Buse s ....................... 2 Maxim um Cable Len gth for SC SI Standards .................... 2 Docum entation Set............................................................ 3 2 Introduction to RA ID ............ ...
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LSI 1600 - page 4
MegaRA I D Ente rprise 1600 Hardw are Guide iv Table of Contents, Continued 5 Configuring MegaRA ID .......................... 33 Config uring SC SI Physical Driv es .................................. 33 Curren t Config uration ..................................................... 34 Logical Driv e Config uration ................................... ...
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LSI 1600 - page 5
Pref ace v Table of Contents, Continued 7 Cluster Installation and Configuration . 75 Softw are Requ irements ................................................... 75 Hardw are Requirem ents.................................................. 76 Installation and Conf iguration ........................................ 77 Driver Installation Instru ction ...
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LSI 1600 - page 6
MegaRA I D Ente rprise 1600 Hardw are Guide vi Preface The Me gaRA ID Enterpr ise 1600 64-Bit 160M (L ow Volta ge Dif fe rential SCSI) I2O PCI Disk A rra y Controller suppor ts four U ltra and W ide SCSI cha nnels w ith data transf er ra tes up to 160 MB/s. T his m anual descr ibes the Me gaRA ID Enter prise 1600 64-Bit 160M c ontroller. Limited Wa ...
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LSI 1600 - page 7
Pref ace vii Preface, Continued Package Contents You shou ld have receiv ed: • a MegaRA ID Ent erprise 1600 64- Bit 160M Cont roller • a CD w ith drivers, utilities, and documentation • a MegaRAID Enter prise 1600 H ardware G uide • a MegaRAID C onfigurati on Software G uide • a MegaRAID Operat ing System Dri vers Guide • softw are lice ...
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LSI 1600 - page 8
MegaRA I D Ente rprise 1600 Hardw are Guide viii MegaRA ID Problem Report Form Custom er Inform ation Meg aRAID Inform ation Name Today’s Date Company Date of Pu rchase Addre ss Invoic e Num ber City/Sta te Serial Num ber Country Num ber of C hannels email address Cache Memory Phone Firm war e Vers ion Fax BIOS Version System Inform ation Motherb ...
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LSI 1600 - page 9
Pref ace ix Logical Drive Configuration Logical Drive RAID Level Stripe Size Logical Drive Size Cache Policy Read Policy Wri te Policy # of Physical Drives LD0 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 LD9 LD10 LD11 LD12 LD13 LD14 LD15 LD16 LD17 LD18 LD19 LD20 LD21 LD22 LD23 LD24 LD25 LD26 LD27 LD28 LD29 LD30 LD31 LD32 LD33 LD34 LD35 LD36 LD37 LD38 LD39 ...
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LSI 1600 - page 10
MegaRA I D Ente rprise 1600 Hardw are Guide x Phy sical Device Lay out Channel A Channel B Channel C Channel D Target ID Device Type Logical Dr ive Nu mber/ Drive Number Manuf acture r/Model Number Firmw are level Target ID Device Type Logical Dr ive Nu mber/ Drive Number Manuf acture r/Model Number Firmw are level Target ID Device Type Logical Dr ...
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LSI 1600 - page 11
Pref ace xi Channel A Channel B Channel C Channel D Logical Dr ive Nu mber/ Drive Number Manuf acture r/Model Number Firmw are level Target ID Device Type Logical Dr ive Nu mber/ Drive Number Manuf acture r/Model Number Firmw are level Target ID Device Type Logical Dr ive Nu mber/ Drive Number Manuf acture r/Model Number Firmw are level Target ID D ...
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LSI 1600 - page 12
MegaRA ID Enterpris e 1600 Har dware Guide xii Disclaimer Disclaim er This manual describe s the oper ation of the L SI L ogic Meg aRAI D Control ler . Al though e ffo rts have bee n made to as sure the accuracy of the info rmation contained he re, L SI Log ic expre ssly discla ims liability for any error in this inf ormatio n, and for damage s, wh ...
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LSI 1600 - page 13
Pref ace xi ii FCC Regulatory Statement This device complies with Part 15 of the FCC Rules. Operation is subject to the followin g two conditions: (1) this device m ay n ot cause harm ful interference, an d (2) this device m ust accept any interference receiv ed, including interferen ce that may cause undesired operation . Warning: Changes or modif ...
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LSI 1600 - page 14
MegaRA ID Enterpris e 1600 Har dware Guide xiv ...
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LSI 1600 - page 15
Chapter 1 Ov erview 1 1O v e r v i e w The MegaRA ID® Enterprise 1600 L VD (Low Voltage D iffe rential S CSI) PCI R AID con troller adapter card provides fou r SCSI chann els. Using LVD, y ou can use cables up to 25 meters long. Thro ughput on each SCSI channel can b e as high as 160 MB/s. MegaR AID su pports both a low voltag e diff erential S CS ...
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LSI 1600 - page 16
MegaRA ID Enterpr ise 1600 Har dware Guide 2 Single Ended and Differential SCSI Buses The SCSI standard def ines tw o electrical buses: • a sing le ended bus • a differential bus Maximum Cable Length for SCSI Standards Standard Sing le e nded L VD M ax imum Num ber of Drives SCSI I 6 m 12 m 7 Fast SCSI 6 m 12 m 7 Fast W ide SCSI 6 m 12 m 15 Ult ...
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LSI 1600 - page 17
Chapter 1 Ov erview 3 Documentation Set The MegaRA ID Enterpris e 1600 64-Bit L VD technical docum entation s et inclu des: • the MegaRAID Ent erpris e 1600 Hardware Guide • the MegaRAID C onfigurat ion Softwar e Guide • the W ebBIOS Guide • the MegaRAID Oper ating System Dr ivers Guide Using MegaRAI D Enterpris e 1600 Manuals The MegaRAID ...
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LSI 1600 - page 18
MegaRA ID Enterpr ise 1600 Har dware Guide 4 ...
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LSI 1600 - page 19
Chapter 2 I ntroduction to RAI D 5 2 Introduction to RAID RAID (Redundant A rray of Independent Disks) is an array o f m ultiple independent hard disk drives t hat provide h igh perf ormance and f ault tol erance. A R AID dis k subs ys tem i mprov es I/O performance. The RAID array appears to the host comput er as a single storage unit or as m ulti ...
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LSI 1600 - page 20
MegaRA ID Enterpr ise 1600 Har dware Guide 6 RA ID Levels RAID (R edundant A rray of Independent Disk s) is a collection of specifications th at describe a system for ensuring the reliability and stability of data stored on large disk subsy stems. A RAID sy stem can be implem ented in a num ber of differen t version s (or RAID L evels). The standar ...
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LSI 1600 - page 21
Chapter 2 I ntroduction to RAI D 7 Disk Striping Disk striping w r ites data across multiple disk drives instead of just one disk drive. Disk striping involves partitioning each drive storage space into stripes that can vary in size from 2 KB to 128 KB. These stripes are interleaved in a repeated sequential man ner. The combined s torage space is c ...
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LSI 1600 - page 22
MegaRA ID Enterpr ise 1600 Har dware Guide 8 Disk Mirroring With mirroring (used in RAID 1), data written to one disk drive is sim ultaneously w ritten to another disk drive. If on e disk drive f ails, the conten ts of the oth er disk drive can be used to run the sy stem an d reconstruct the failed driv e. The primary advantag e of disk m irroring ...
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LSI 1600 - page 23
Chapter 2 I ntroduction to RAI D 9 Disk Spanning Disk spanning allows m ultiple d isk drives to function like one big drive. Spanni ng overcomes lack of disk s pace and sim p lifies st orage m anagem ent by com bining ex isting res ources or adding relativel y in expensi ve resources . For exam ple, four 400 MB dis k drives can be combi ned to appe ...
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LSI 1600 - page 24
MegaRA ID Enterpr ise 1600 Har dware Guide 10 Parity Parity generate s a set of redundancy data from t wo or m ore parent data sets . The redundancy data can be used to reconstruct one of th e parent data sets. Parity data does not fully duplicate th e parent data sets. In RAID, this m ethod is applied to entire dr ives or stripes across all disk d ...
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LSI 1600 - page 25
Chapter 2 I ntroduction to RAI D 11 Hot Spares A hot spa re is a n extra, unused d isk dri ve that is p art of the d isk subsystem. It is usua lly in standb y mode, ready for service if a drive f ails. Hot spares permit y ou to replace failed drives with out system shutdown or user interve ntion. MegaRAID im p lemen ts automatic and transparent reb ...
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LSI 1600 - page 26
MegaRA ID Enterpr ise 1600 Har dware Guide 12 Disk Rebuild You rebuild a disk drive by recreating the data th at had been st ored on the drive bef ore the drive failed. Rebuil ding can be done only in arrays wi th data redun d ancy such as RA ID level 1, 3, 5, 10, 30, and 50. Standby (warm spare) rebuild is em ployed in a mirrored (R AID 1) sy stem ...
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LSI 1600 - page 27
Chapter 2 I ntroduction to RAI D 13 Logical Drive A logical drive is a partition in a phy sical array of disks that is m ade up of contiguous data segm ents on the phy sical disks. A log ical drive can cons ist of any of the follow ing: • an entire ph ysical array • more th an one entire ph ysical array • a part of an array • parts of m ore ...
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LSI 1600 - page 28
MegaRA ID Enterpr ise 1600 Har dware Guide 14 Disk A rray Ty pes The RAID disk array ty pes are: Type D escri ptio n Softw are- Based The a rray is manag ed by softw are running in a host com puter using the host CPU bandwidth. T he disadvantag es associate d with this me thod are the load on the host CPU a nd the need f o r diff erent software for ...
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LSI 1600 - page 29
Chapter 3 RA ID L evel s 15 3 RAID Levels The re ar e six o fficial RAID leve ls (RAID 0 thro ugh RAID 5) . Me gaRAID su pports RAID levels 0, 1, 3, and 5. LSI Logic has designed three additional RAID lev els (10, 30 , and 50) that provide additional be nefits. The RA ID levels that MegaR AID su pports are: RAID Level Type turn to 0 Standa rd page ...
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LSI 1600 - page 30
MegaRA ID Enterpr ise 1600 Har dware Guide 16 Selecting a RA ID Level The factors y ou need to cons ider wh en selecting a RAID level are lis ted below. Level Description and Use Pros Cons Maxi m um Physical Drives Fault Tolerant 0 Data div ided in blocks and distributed sequentia lly (pur e striping ). Use f or non-critical data that requir es hig ...
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LSI 1600 - page 31
Chapter 3 RA ID L evel s 17 RA ID 0 RAID 0 provides dis k stri ping acros s all driv es in th e RAID subs ys tem . RAID 0 does not provi de any data redundan cy, but does of fer the bes t perform ance of any RAID level . RAID 0 break s up data into sm aller blocks and then w rites a block to each drive in th e array. The size of each block is deter ...
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LSI 1600 - page 32
MegaRA ID Enterpr ise 1600 Har dware Guide 18 RA ID 1 In RA ID 1, MegaRAID du plicates all dat a from one drive t o a second drive. R AID 1 provi des complete data redu ndancy , but at the cost of doubling the required data st orage capacity. Uses Use R AID 1 f or small da tabase s or any other environm ent that requires f ault tolerance but small ...
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LSI 1600 - page 33
Chapter 3 RA ID L evel s 19 RA ID 3 RAID 3 p rovi des d isk strip ing and comple te da ta re dunda ncy though a d edic ated par ity drive . T he stripe size must be 64 KB if RAID 3 is used. RA ID 3 handles data at the block level, not the byte level, so it is ideal for netw orks that often han dle very large f iles, such as graphic images. RAID 3 b ...
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LSI 1600 - page 34
MegaRA ID Enterpr ise 1600 Har dware Guide 20 RA ID 3, Co ntinued RAID 5 vs RAID 3 You may find that RA ID 5 is preferable to RA ID 3 even for applications ch aracterized by sequential reads and w r ites, because MegaRAID h as very robus t caching alg o rithm s and hardw are based exclus ive-or ass ist. The benefit s of RA ID 3 disappear if th ere ...
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LSI 1600 - page 35
Chapter 3 RA ID L evel s 21 RA ID 5 RAID 5 includes disk striping at the byte level an d parity. In RAID 5, the parity information is written to several drives. RAID 5 is best suited for networks th at perform a lot of small I/O transactions sim ultaneously. RAID 5 addresses the bottleneck issue for random I/O operations. Since each drive contains ...
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LSI 1600 - page 36
MegaRA ID Enterpr ise 1600 Har dware Guide 22 RA ID 10 RAID 10 is a com bination of RA ID 0 and RAID 1. R AID 10 ha s mi rrored drives. R AID 10 break s up data into sm aller blocks, and then s tripes the blocks of data to each RA ID 1 raid set. Each RAID 1 raid s et then duplicates its data to its other drive. The si ze of each block is determin e ...
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LSI 1600 - page 37
Chapter 3 RA ID L evel s 23 RA ID 30 RAID 30 is a com bination of RA ID 0 and RA ID 3. RAID 30 provides high data trans fer speeds and high data reliability . RAID 30 is best implem ented on two RA ID 3 disk arrays w ith data striped across both dis k array s. RA ID 30 breaks up dat a into sm aller blocks, an d then s tripes th e blocks of data to ...
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LSI 1600 - page 38
MegaRA ID Enterpr ise 1600 Har dware Guide 24 RA ID 50 RAID 50 provides th e features of both RAID 0 an d RAID 5. RAID 50 in cludes both parity and disk striping across mu ltiple drives. RAID 50 is best implemented on tw o RAID 5 disk array s with data striped acros s both di sk array s. RAID 50 breaks up data in to sm aller blocks , and then strip ...
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LSI 1600 - page 39
Chapter 4 F eatures 25 4 Features MegaRA ID Enterprise 1600 64- Bit LV D has f our SCS I chann els th at support 160M and Wide SCSI, w ith data tran sfer rates of up to 160 MB/s per SCSI ch annel. Each SCSI ch annel s upports up to 1 5 W ide d evice s and up to se ven non-W ide devi ces. Features MegaRA ID features inclu de: • rem ote configur at ...
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LSI 1600 - page 40
MegaRA ID Enterpr ise 1600 Har dware Guide 26 Configuration on Disk Configur atio n on Disk ( dri ve ro aming) save s configur atio n infor mation b oth in N VRAM on MegaRA ID and on the dis k drives con nected to MegaRA ID. If MegaRAID is replaced, th e new MegaRAID controller can detect the actu al RAID configu ration, maintain ing the integ rity ...
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LSI 1600 - page 41
Chapter 4 F eatures 27 Hardware Archit ecture Features Specification Feature Processor Intel i960RN SCSI Controller One Q-L ogic 12160 Dua l SCSI controllers me mory type One 64-bit 168- pin SDRA M DIMM sock et provide s write-thro ugh o r write-back cachi ng on a logical drive basi s. It also p rovides ad aptive read ahead. Size of Flash ROM 1 MB ...
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LSI 1600 - page 42
MegaRA ID Enterpr ise 1600 Har dware Guide 28 RA ID Management Features The MegaRAI D RAID management fe atur es includ e: Specification Feature Support for SN MP Yes Perform ance Monitor prov ided Yes Rem o te control a nd monitoring Yes Event b roadcast an d event alert Yes Hardw are conne ctor RS232C Drive roaming Yes Support for conc urrent mul ...
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LSI 1600 - page 43
Chapter 4 F eatures 29 Operating Sy stem Software Drivers Operating System Drivers MegaRAID in cludes a DOS softw are configuration utility and dr ivers for all m a jor oper ating systems. See the MegaRAID Operating Sys tem Drivers Guide for additional information. The DOS drivers for MegaR AID are contain ed in the fi rmw are on MegaRAID ex cept t ...
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LSI 1600 - page 44
MegaRA ID Enterpr ise 1600 Har dware Guide 30 Components CPU The MegaRAID con troller uses th e 64-bit Intel i960RN In telligent I/O process or with an embedded 32- bit 80960 Jx RISC proces sor that ru ns at 100 MHz. This process or directs all functio ns of the co ntro ller i ncluding c ommand pro cessing, PCI a nd SCSI b us transfe rs, RAID proce ...
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LSI 1600 - page 45
Chapter 4 F eatures 31 Components, Continue d SCSI Term ination MegaRAID uses active term ination on the SCSI bus conforming to Alternative 2 of the SCSI- 2 spec ificat ions. T er minatio n enabl e/di sabl e is auto matic thr ough ca ble dete ctio n. SCSI Firmware The firm ware han dles all RA ID and SCSI com mand processi ng an d also supports : F ...
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LSI 1600 - page 46
MegaRA ID Enterpr ise 1600 Har dware Guide 32 Components, Continue d Fault-Tolerance T he MegaRA ID fault-toleran ce features are: • built-in 9-pin berg con nector that provides an RS -232C serial com muni cation interface • automatic f ailed drive detection • automatic f ailed drive rebuild with n o user interven tion required • hot sw ap ...
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LSI 1600 - page 47
Chapter 5 Co nfiguring Me gaR AI D 33 5 Configuring MegaRAID Configuring SCSI Phy s ical Drives SCSI Channels Phys ical SCSI drives m ust be organized into log ical drives. The array s and logical driv es that y o u constru ct mu st be able to support th e RAID l evel that you s elect. Your MegaRAID adap ter has four SCSI channel s. Distributing Dr ...
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LSI 1600 - page 48
MegaRA ID Enterpr ise 1600 Har dware Guide 34 Current Configuration SCSI ID Device De scription Termin ation? SCSI Channel A 0 1 2 3 4 5 6 8 9 10 11 12 13 14 15 SCSI Channel B 0 1 2 3 4 5 6 8 9 10 11 12 13 14 15 SCSI Channel C 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 SCSI Ch ann el D 1 2 ...
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LSI 1600 - page 49
Chapter 5 Co nfiguring Me gaR AI D 35 SCSI ID Device De scription Termin ation? 3 4 5 6 7 8 9 10 11 12 13 14 15 ...
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LSI 1600 - page 50
MegaRA ID Enterpr ise 1600 Har dware Guide 36 Logical Drive Configuration Logical Drive RAID Level Stripe Size Logical Drive S ize Cache Policy Read Policy Wri te Policy # of Physical Drives LD0 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 LD9 LD10 LD11 LD12 LD13 LD14 LD15 LD16 LD17 LD18 LD19 LD20 LD21 LD22 LD23 LD24 LD25 LD26 LD27 LD28 LD29 LD30 LD31 LD32 LD33 ...
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LSI 1600 - page 51
Chapter 5 Co nfiguring Me gaR AI D 37 Phy s ical Dev ice Lay out Channel A Channel B Channel C Channel D Target ID Device Type Logical Dr ive Nu mber/ Drive Number Manuf acture r/Model Number Firmw are level Target ID Device Type Logical Dr ive Nu mber/ Drive Number Manuf acture r/Model Number Firmw are level Target ID Device Type Logical Dr ive Nu ...
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LSI 1600 - page 52
MegaRA ID Enterpr ise 1600 Har dware Guide 38 Channel A Channel B Channel C Channel D Logical Dr ive Nu mber/ Drive Number Manuf acture r/Model Number Fir mwa re leve l Target ID Device Type Logical Dr ive Nu mber/ Drive Number Manuf acture r/Model Number Fir mwa re leve l Target ID Device Type Logical Dr ive Nu mber/ Drive Number Manuf acture r/Mo ...
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LSI 1600 - page 53
Chapter 5 Co nfiguring Me gaR AI D 39 Configuring A rrays Connect the phy sical dr ives to MegaRAID, conf igure the drives, then initialize them . The number of phy sical disk dri ves that an array can support depends on th e firmw are version. For MegaRA ID Enterprise 1600, an array can consis t of up to 32 ph ys ical disk drives, depen ding on th ...
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LSI 1600 - page 54
MegaRA ID Enterpr ise 1600 Har dware Guide 40 Configuration Strategies The most im portant factors in RAID array con figuration are: drive capacity, drive av ailability (fault toleran ce), and drive perform ance. You cannot conf igure a logical driv e that optimizes all three factors, bu t it is easy to choose a logical driv e configu ration that m ...
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LSI 1600 - page 55
Chapter 5 Co nfiguring Me gaR AI D 41 Configuration Strategies, Continue d Maximize Drive Availability You can maxim ize the availability of data on the phy sical disk drive in the logical array by maximizin g the level of f ault tolerance. The levels of fau lt tolerance provided b y th e RAID levels are: RAID Level Fault Tolerance Protection 0 No ...
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LSI 1600 - page 56
MegaRA ID Enterpr ise 1600 Har dware Guide 42 A ssigning RAID Lev els Only one RA ID level can be assi gned to each log ical drive. The drives requ ired per RAID level are: RAID Level M i n i mu m N umb e r o f Physical Dr ives M a x i mum N u mb e r of P hy s i c a l Drives 0 One 32 1T w o T w o 3 Thre e 32 5 Thre e 32 10 Four 32 30 Six 32 50 Six ...
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LSI 1600 - page 57
Chapter 5 Co nfiguring Me gaR AI D 43 Optimizing Data Storage Data Access Requirem ents Each type of data stored in the di sk su bsy stem has a dif ferent freque ncy of read and w rite activity. If you k now th e data access requirem ents, you can more succes sfully determine a strategy for optimizing th e disk subsys tem capacity , availability, a ...
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LSI 1600 - page 58
MegaRA ID Enterpr ise 1600 Har dware Guide 44 Planning the A rray Configuration Answ er the following questions about this array: Question Answer Num ber of MegaRA ID SCSI chann els 4 Num ber of phy sical disk driv es in the array Purpose of this array. Rank the following factors: Maxim ize drive capacity Maxim ize the safety o f the data (fau lt t ...
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LSI 1600 - page 59
Chapter 5 Co nfiguring Me gaR AI D 45 A rray Configuration Planner Num ber of Drives Possible RAID Levels Relative Performan ce Fault Tolerance Effective Capacity 1 None Excellent N o 100% 1 RAID 0 Exce llent No 100% 2 None Excellent N o 100% 2 RAID 0 Exce llent No 100% 2 RAI D 1 Good Yes 50% 3 None Excellent N o 100% 3 RAID 0 Exce llent No 100% 3 ...
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LSI 1600 - page 60
MegaRA ID Enterpr ise 1600 Har dware Guide 46 ...
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LSI 1600 - page 61
Chapter 6 Ha rdwar e I nstallation 47 6 Hardw are Installation Requirem ents You must h ave the follow ing items before installin g the MegaRA ID controller in a server: • a MegaRA ID Enterprise 1600 64- Bit 160M RAID Con troller • a host com puter with an available PCI expans ion slot • the Meg aRAID En terprise 1600 Instal lation C D • th ...
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LSI 1600 - page 62
MegaRA ID Enterpris e 1600 Har dware Guide 48 Checklist Perform the steps in the installation ch ecklist: Check Step Action 1 Turn all power off to the serv er and all hard disk drives, enclosures , and sy stem, com ponents. 2 Prepare the host sy stem. See the h ost sys tem tech nical documentation. 3 Determin e the SCSI ID and SC SI termination re ...
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LSI 1600 - page 63
Chapter 6 Ha rdwar e I nstallation 49 Installation Steps MegaRA ID provides exten sive cus tomization options. If y ou need only basic MegaRA ID features and y our comput er does not use oth er adapter cards w ith resource settin gs that m ay conflict w ith MegaRA ID settings, ev en custom in stallation can be qu ick and easy . Step Action Addition ...
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LSI 1600 - page 64
MegaRA ID Enterpris e 1600 Har dware Guide 50 Step 1 Unpack Unpack and in stall the hardw are in a static-f ree environm ent. The MegaRAID con troller card is packed insi de an anti-s tatic bag betw een tw o sponge sheets. Rem ove the controller card and inspect it for damage. If the card ap pears damaged, or if any o f item s listed below are m is ...
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LSI 1600 - page 65
Chapter 6 Ha rdwar e I nstallation 51 Step 4 Install Cache Memory Important A minimum of 16 M B of cache memory is required. T he cache memory must be ins talled befor e MegaRAID is operational . Memory Specifications Ins ert one in the cach e mem ory socket. DIMM Specifications Install cach e mem ory DIMMs on the Meg aRAID cont roller card in the ...
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LSI 1600 - page 66
MegaRA ID Enterpris e 1600 Har dware Guide 52 Step 4 Install Cache Memory , Continued Installing or Cha nging M emory Important The batter y pack harness or cable must be dis connected from J23 on t he MegaRAID Enter prise 1600 160M card before you add or remove memory. Step Action 1 Bri ng down th e operati ng system properly. Make sure th at cach ...
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LSI 1600 - page 67
Chapter 6 Ha rdwar e I nstallation 53 Step 5 Set Jumpers Make sure th e j um per settings on the MegaRA ID card are correct. T he jumpers and connectors are: Connector Description Ty pe J1 Cha nnel B Inter nal Wide SCSI 68-pin connector J2 Cha nnel A T ermination Ena ble 3-pin header J3 Cha nnel B T erm ination Enable 3-pin heade r J4 Cha nnel A In ...
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LSI 1600 - page 68
MegaRA ID Enterpris e 1600 Har dware Guide 54 Step 5 Set Jumpers, Continued J2, J3, J5, and J7 Term ination E nable J2, J3, J5, and J7 are 3-pin bergs that set th e SCSI term ination for each SCSI channel: Jum per SCSI Channel SCSI Term inatio n Contro lled by Software SCSI Term inatio n Alway s Disabled SCSI Term ination Alway s Enabled J2 A Short ...
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LSI 1600 - page 69
Chapter 6 Ha rdwar e I nstallation 55 Step 5 Set Jumpers, Continued J14 Serial Port J14 attaches to a serial cable. The pinout is : Pin S ignal De scription Pin Signal Descr iption 1 Carrier Detect 2 Data Set Ready 3 Receive Data 4 Request t o Send 5 Transm it Data 6 Clear to Send 7 Data Terminal Ready 8 Rin g Indicato r 9 G round 10 CU T J19 Onboa ...
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LSI 1600 - page 70
MegaRA ID Enterpris e 1600 Har dware Guide 56 Step 6 Set Termination Each MegaRA ID SCSI channel can be in dividually configured for term ination enable mode by setting th e J2, J3, J5 , and J7 jumpers (s ee the previous page). You mu st terminate th e SCSI bus properly. Set termination at both en ds of the SCSI cable. The SCSI bus is an electrical ...
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LSI 1600 - page 71
Chapter 6 Ha rdwar e I nstallation 57 SCSI Termination The SCSI bus on a SC SI channel is an electrical transm ission line. It m ust be term inated properly to minim ize reflections and losses. You complete the SCSI bus by setting term ination at both ends. MegaRA ID automa tically provides SCSI termin ation at one end of the SCSI bus for each ch a ...
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LSI 1600 - page 72
MegaRA ID Enterpris e 1600 Har dware Guide 58 SCSI Termination, Continue d Term inating Extern al Disk Arrays In m ost array enclosu res, the end of th e SCSI cable has an independent SC SI termin ator module that is not part of a SCSI drive. In this w ay, SCSI termination is not disturbed wh en a drive is rem oved. MegaRAID term ination should alw ...
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LSI 1600 - page 73
Chapter 6 Ha rdwar e I nstallation 59 SCSI Termination, Continue d Term inating Internal an d Extern al Disk Arrays You can use both internal and ex ternal drives w ith MegaRAID. You still mu st make su re that the proper SCSI termination and term ination power is preserved. MegaRA ID termin ation shou ld alw ays be dis abled or controlled by softw ...
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LSI 1600 - page 74
MegaRA ID Enterpris e 1600 Har dware Guide 60 SCSI Termination, Continue d Connecting Non- Disk SCSI Devices S CSI Tape drives, s canners, C D-RO M drives, an d other non -disk drive devices m ust each have a u nique SCSI ID reg ardless of th e SCSI channel th ey are attach ed to. The general rule for Unix system s is: • tape drive set to SCSI ID ...
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LSI 1600 - page 75
Chapter 6 Ha rdwar e I nstallation 61 Step 7 Set SCSI Terminato r Pow er J9, J10, J11, J12 T hese jum pers control TermPWR for the Meg aRAID SCSI ch annels. See the docu mentation for each SCSI device for inf ormation about enabling Term PWR. T he factory settin gs supply Term PWR fr om t he PC I bus . Important The SCSI chann els need Termination ...
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LSI 1600 - page 76
MegaRA ID Enterpris e 1600 Har dware Guide 62 Step 8 Connect Bat tery Pack (Optional) There are tw o w ays t o instal l a battery pack onto t he Series 471 Meg aRAID Enterpri se 1600 160M RAID controller. The first w ay is to use a DIMM w ith a battery backup attached to it. The battery pack is show n in the bottom view of the DIMM socket below . P ...
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LSI 1600 - page 77
Chapter 6 Ha rdwar e I nstallation 63 Step 8 Connect Bat tery Pack, Co ntinued Board w ith battery The second way is to install a battery pack on the card itself. You can screw the battery to the boa rd t hrough the bac kside o f the b oard , using t he four ho les in t he bo ard . Conne ct the t hree wires from the battery pack to J23, the ext ern ...
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LSI 1600 - page 78
MegaRA ID Enterpris e 1600 Har dware Guide 64 Step 8 Connect Bat tery Pack, Co ntinued Configure Battery Backup After installin g the MegaRA ID controller and booting, press <Ctrl> <M>. Choose the Obj ects menu. Select Batt ery Bac kup. T he fo llowing menu disp lays: Me nu Item Ex planati on Battery P ack PRESENT w ill appear if the ba ...
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LSI 1600 - page 79
Chapter 6 Ha rdwar e I nstallation 65 Step 8 Connect Bat tery Pack, Co ntinued Changing the Battery Pack The MegaRA ID config uration soft ware w arns w hen the battery pack mus t be replaced. A ne w bat tery pack should be ins talled every 1 to 5 years. Step Action 1 Bri ng down th e operati ng system properly. Make sure th at cache memory has bee ...
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LSI 1600 - page 80
MegaRA ID Enterpris e 1600 Har dware Guide 66 Step 9 Install MegaRA ID Card The MegaRA ID card can plug in to a 32-bit or 64-bit PCI sl ot that receives 5 V, an d, optionally, 3.3 V thro ugh the mother bo ard . Choo se a P CI slo t and a lign the M egaRAID contr olle r car d b us connector to the slot. Press do wn gently but firm ly to m ake sure t ...
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LSI 1600 - page 81
Chapter 6 Ha rdwar e I nstallation 67 Step 10 Connect SCSI C ables SCSI Connectors Connect the SCSI cables to th e SCSI devices. Meg aRAID prov ides two ty pes of SCSI conn ectors: • external • internal External Connectors J13 provides two u ltra high -density external connectors f o r SCSI chan nels A an d B . J22 provides tw o ultra hi gh- de ...
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LSI 1600 - page 82
MegaRA ID Enterpris e 1600 Har dware Guide 68 Step 10 Connect SCSI C ables, Continue d J13 A and B E xternal Conn ector J13 is a dual 68-pin u ltra-h igh den sity external SCS I connectors . It is on t he MegaRAI D mounting br acke t. Connect SCSI Devices When connectin g SCSI devices : Action Description 1 Disable te rmination on a ny SCSI dev ice ...
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LSI 1600 - page 83
Chapter 6 Ha rdwar e I nstallation 69 Step 11 Set Target ID s Set target identifiers (TIDs) on the SCSI devices. Each device in a specif ic SCSI chann el mus t have a uni que T ID in that cha nnel. N on-di sk devic es (CD -ROM or tap es) sho uld have unique SCSI IDs regardless of the channel where they are connect ed . See the docum entation for ea ...
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LSI 1600 - page 84
MegaRA ID Enterpris e 1600 Har dware Guide 70 Device Identification on MegaRA ID Controllers, Continued Example of Mega RAID ID Ma pping ID C hannel A Channel B 0 A1- 1 A1-2 1 A2- 1 Scanne r 2C D A 2 - 3 3 A2- 5 A2-6 4C D A 3 - 1 5A 4 - 1 T a p e 6 Optical A 5 -1 7 Reserved Reserved 8 A5- 2 A5-3 9 A5- 6 A5-7 10 A6 - 1 A6- 2 11 A6 - 4 A6- 5 12 A6 - ...
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LSI 1600 - page 85
Chapter 6 Ha rdwar e I nstallation 71 Step 12 Power Up Replace the com puter cover and reconn ect the AC power cords . Turn pow er on to the hos t comput er. Set up the pow er supplies so that the SCSI dev ices are pow ered up at the sam e time as or before the hos t comput er. If the com puter is powered u p before a SCSI device, th e device m igh ...
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LSI 1600 - page 86
MegaRA ID Enterpris e 1600 Har dware Guide 72 Step 14 Install the Operat ing Sy stem Driv er Important When booti ng the system f rom a drive connect ed to a MegaRAID control ler and using EMM 386.EXE, MEGASPI.SYS must be l oaded in CONFIG.SY S before EMM386.EXE is loaded. If you do not do this, you cannot access the boot drive af ter EMM386 i s lo ...
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LSI 1600 - page 87
Chapter 6 Ha rdwar e I nstallation 73 Step 14 Install Operating Sy stem Driv er, Continued CD-ROM Driver A dev ice driver is provided w ith Meg aRAID f o r CD- ROM drives operating u nder DOS, Window s 3. x , and Win dow s 95. The driver f ilenam e is AMIC DROM.SYS . The MEGASPI.SYS ASPI m anager m ust be added to the C ONFIG.SYS file before y ou c ...
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LSI 1600 - page 88
MegaRA ID Enterpris e 1600 Har dware Guide 74 ...
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LSI 1600 - page 89
Chapter 7 Cluste r Ins tallatio n and Config uration 75 7 Cluster Installation and Configuration Overview This chapt er co ntains the pro ced ures fo r insta lling Cluste r Ser vice fo r serve rs running t he Window s 2000 server operati ng s ys tem. Clusters Phys ically, a clu ster is a groupin g of tw o independent servers th at can access th e s ...
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LSI 1600 - page 90
MegaRA ID Enterpris e 1600 Har dware Guide 76 Hardw are Requirements The hardw are requirem ents for the C luster Service n ode can be foun d at the follow ing web s ite: ht t p :/ / www. mic r o s of t . co m/ wi nd o ws 2000/upgrade/ compat/def ault.asp. • The cluster hardw a re mu st be on the Cluster Service Hardw are Compatibility List (HCL ...
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LSI 1600 - page 91
Chapter 7 Cluste r Ins tallatio n and Config uration 77 Installation and Configuration Use the follow ing procedures to in stall and conf igure y o ur sy stem as part of a clu ster. Step Action 1 Unpack the controller follow ing the instructions on page 50. 2 Set the hardw are termination f or the controller as “alw ays on”. Re fer to the J2, J ...
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LSI 1600 - page 92
MegaRA ID Enterpris e 1600 Har dware Guide 78 Driver Installation Instructions under Microsoft Windows 2000 A dvanced Server After th e hardware is set u p for the MS cluster conf iguration, perform the followi ng procedure to config ure the driver. Step Action 1 When the controller is added to an e xisting W indows 2000 Adv anced Serve r installat ...
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LSI 1600 - page 93
Chapter 7 Cluste r Ins tallatio n and Config uration 79 Step Action 5 The f ollowing scre en display s. Insert the f loppy dis kette w ith the appropriate driver disk f or Window s 2000. Selec t Floppy dis k drive s in the scr een below and click on Next. 6 The W izard detec ts the dev ice driv er on the dis kette a nd the "Com pleting the upg ...
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LSI 1600 - page 94
MegaRA ID Enterpris e 1600 Har dware Guide 80 Step Action 9 On the sc reen below , choose to display a list of the k nown driv ers, so tha t you can choos e a spec ific driver. C lick on Ne xt. 10 The f ollowing scree n display s. Select O ther dev ices f rom the list of hardware type s. Click on Next. ...
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LSI 1600 - page 95
Chapter 7 Cluste r Ins tallatio n and Config uration 81 Step Action 11 The follow ing screen display s. Select the drive r that y ou want to install f or the devic e. If y ou have a dis k with the driver y ou want to insta ll, click on H ave Disk. 12 The f ollowing window displays. Inse rt the disk containing the driver into the selected d rive and ...
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LSI 1600 - page 96
MegaRA ID Enterpris e 1600 Har dware Guide 82 Step Action 13 Th e following screen displ ays. Select the p rocesso r device and click on Next. 14 On the final sc reen, click on Finish to complete the installation. Repe at the process o n the p eer system. ...
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LSI 1600 - page 97
Chapter 7 Cluste r Ins tallatio n and Config uration 83 Netw ork Requirements The netw ork requirem ents for clustering are: • A unique Net BIO S cluster name • Five unique, static IP a ddre sses: • tw o are for the netw ork adapters on the internal netw ork • tw o are for the netw ork adapters on the ex ternal netw ork • one is for the c ...
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LSI 1600 - page 98
MegaRA ID Enterpris e 1600 Har dware Guide 84 Cluster Installation Installation Overv iew During instal lation, s ome n odes are shu t dow n, and oth er nodes are rebooted. This is necessary to ensure un corrupted data on disk s attached to the s hared storag e bus. Data corruption can occur w hen m ultiple nodes try to w rite simultan eously to th ...
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LSI 1600 - page 99
Chapter 7 Cluste r Ins tallatio n and Config uration 85 Installing the Windows 2000 Operating System Install Micros oft Window s 2000 to each node. See y our Windows 2000 man ual on h ow to in stall the Operating Sy stem. Log on as adm inistrator before you install th e Cluster Services. Setting Up Netw ork s Note : Do not allow both nodes to acces ...
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LSI 1600 - page 100
MegaRA ID Enterpris e 1600 Har dware Guide 86 Setting Up Netw ork s, Co ntinued Verify that all netw ork connections are correct, w ith private netw ork adapters connected to other private netw ork adapters only , and public netw ork adapters conn ected to the public netw ork. View the Netw ork and Dial-up Conn ections screen to ch eck the connecti ...
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LSI 1600 - page 101
Chapter 7 Cluste r Ins tallatio n and Config uration 87 Configuring the Cluster Node Netw ork A dapter Note: Which netw ork adapter is priv ate and w hich is pu blic depends upon you r wi ring. F or the purpos es of this ch apter, the firs t netw ork adapter (Local A rea Connection) is connected to the pu blic netw ork, and the second netw ork adap ...
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LSI 1600 - page 102
MegaRA ID Enterpris e 1600 Har dware Guide 88 17 Click OK to return to the pre vious me nu. Perform this step for the private network adapter only . Configuring the Public Netw ork A dapter Note : It is strongly recomm ended that you u se static IP addresses f or all netw ork adapters in th e cluster. This includes both the netw ork adapter used to ...
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LSI 1600 - page 103
Chapter 7 Cluste r Ins tallatio n and Config uration 89 and Ping 10.1.1.1 from Node 1. They you w ould type Ping 192.168.0.172 and 10.1.1.1 from Node 2. To confirm name resolut ion, ping each node from a client using the node’s m achine nam e instea d of its IP num ber. Verify ing Domain Membership All nodes in the clus ter have to be m embers of ...
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LSI 1600 - page 104
MegaRA ID Enterpris e 1600 Har dware Guide 90 Setting Up a Cluster User A ccount The Cluster Serv ice requires a dom ain user accou nt that the C luster Service can run under. You mu st create the user account bef ore installing the Clus ter Service. The reason for this is that setup requires a us er nam e and passw ord. This user accoun t should n ...
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LSI 1600 - page 105
Chapter 7 Cluste r Ins tallatio n and Config uration 91 Setting Up Shared Disks Warn ing : Make su re that Window s 2000 Advanced S erver or Window s 2000 Datacenter Server an d the Cluster Se rvice are i nstalled and r unning on o ne nod e befo re you sta rt an o per ating system on anothe r node. If th e operating sys tem is starte d on other n o ...
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LSI 1600 - page 106
MegaRA ID Enterpris e 1600 Har dware Guide 92 Configuring Shared Disks Perform th e following procedure to config ure the sh ared disks. Step Description 1 Rig ht-click on My Computer . 2 Clic k on Manag e, then click on Stora ge. 3 D ouble-click on Disk Manag eme nt. 4 Make sure that al l shared d isks are formatted as NTFS and are designat ed as ...
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LSI 1600 - page 107
Chapter 7 Cluste r Ins tallatio n and Config uration 93 Verify ing Disk Access and Functionality Perform the steps below to verify d isk access and fun ctionality. Step Description 1 Clic k on Start. 2 Clic k on Program s. Click on A cces sories, the n click on N otepad. 3 T ype som e words into Notepad and use the File/Sav e As c omm and to save i ...
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LSI 1600 - page 108
MegaRA ID Enterpris e 1600 Har dware Guide 94 Cluster Serv ice Software Installation Before you begin th e Cluster Service Softw are installation on the first node, m ake sure that all other n odes are either pow ered down or stopped and th at all sh ared storage dev ices are pow ered on. Cluster Configura tion Wizard T o create the cluster, y ou m ...
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LSI 1600 - page 109
Chapter 7 Cluste r Ins tallatio n and Config uration 95 8 Click on Next. 9 T he Hardwa re Conf iguration Ce rtification w indow a ppears. Click on I Understan d to accep t the c ondition that Cluster Se rvice is supported only on hardwa re listed on the Hardw are Compatibility List. 10 This is the f irst node in the cluste r; theref ore, you m ust ...
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LSI 1600 - page 110
MegaRA ID Enterpris e 1600 Har dware Guide 96 11 Enter a nam e for the cl uster (up to 15 cha racte rs), and c lick on Ne xt. (In our e xam ple, the cluster is nam ed Cluste rOne.) 12 Ty pe the use r nam e of the Cluster Se rvice account tha t y ou create d during the pre- installation. ( In our exa mple, the user nam e is cluster .) Do not enter a ...
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LSI 1600 - page 111
Chapter 7 Cluste r Ins tallatio n and Config uration 97 Configuring Cluster Disks Window s 2000 Managed Di sks di splay s all SC SI disks, as s how n on the sc reen below . It display s SCSI disks that do not reside on th e sam e bus as the s yst em disk . Because of this , a node that has multiple SCSI buses w ill list SCSI disks that are not to b ...
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LSI 1600 - page 112
MegaRA ID Enterpris e 1600 Har dware Guide 98 Configuring Cluster Disks, Continued Use the follow ing procedure to conf igure the clu stered disks. Step Description 1 T he Add or Rem ove Manag ed Disk s dialog box spe cif ies disk s on the sha red SCSI bus that will be used by Cluster Service. Add or remove disks as necessary , th en click on Next. ...
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LSI 1600 - page 113
Chapter 7 Cluste r Ins tallatio n and Config uration 99 public netw ork. 4 Che ck the box Enable this netw ork for cluste r use. 5 Se lect the option A ll comm unications ( mixe d netw ork), as shown be low, a nd click on Next. 6 T he next dialog box conf igures the priva te netw ork. Mak e sure that the ne twork nam e and IP addres s corre spond t ...
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LSI 1600 - page 114
MegaRA ID Enterpris e 1600 Har dware Guide 100 7 In this exam ple, both networ ks are config ured so that both can be us ed for inte rnal cluste r comm unication. The ne xt dialog window of fers an option to m odify the order in which the n etworks are used. Because P rivate Cluster C onnection repres ents a dire ct connection be twee n nodes, it r ...
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LSI 1600 - page 115
Chapter 7 Cluste r Ins tallatio n and Config uration 101 9 Click Finish to complete the cluste r conf iguration on the f irst node. The Cl uster Ser vice Se tup Wiza rd comple tes the s etup proces s for the firs t node by copy ing the file s needed to com p lete the insta llation of Cluster Se rvice. ...
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LSI 1600 - page 116
MegaRA ID Enterpris e 1600 Har dware Guide 102 10 A fter the files are copi ed, th e Cluster Service regi stry entries are created, the log files o n the quorum resource ar e crea ted, and the C luster Se rvice is starte d on the fir st node. A dialog box appears telling you that Cluster Service has started successfully. Click on OK. 11 Close the A ...
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LSI 1600 - page 117
Chapter 7 Cluste r Ins tallatio n and Config uration 103 Validating the Cluster Installat ion Use the Cluster A dministrator snap-in to validate the Cluster Service installation on th e first node. Step Description 1 Clic k on Start. 2 Clic k on P rogra ms . 3 Clic k on A dministra tive T ools. 4 Clic k on Cluste r Adm inistrator. 5 T he following ...
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LSI 1600 - page 118
MegaRA ID Enterpris e 1600 Har dware Guide 104 Verify Installation There are several way s to verify that Clus ter Service w as successfully installed. Here is a simple one: 1. Click Start, click Program s, click Adm inistrative Tools, then click Clus ter Admin istrator. The presence of two nodes (pictured below) show s that a cluster exists an d i ...
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LSI 1600 - page 119
Chapter 7 Cluste r Ins tallatio n and Config uration 105 SCSI Drive Inst allations This information is provided as a generic instruction set for SCSI drive installations. If the SCSI hard disk vendor’s instructions conflict w ith the instructions in this section, alw ays u se the instructions supplied by the v endor. The SCSI bus listed in the ha ...
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LSI 1600 - page 120
MegaRA ID Enterpris e 1600 Har dware Guide 106 ...
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LSI 1600 - page 121
Chapter 8 T roublesho oting 107 8 T roubleshooting Prob lem Suggested Solution Some operating systems do not l oad in a computer with a MegaRAID adapter. Check the sy stem BIO S config uration f or PCI interrupt assignments. Make su re some Interrupts are assign ed for PCI. Initialize the logical driv e before insta lling the operating system. One ...
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LSI 1600 - page 122
MegaRA ID Enterpr ise 1600 Har dwar e G uide 108 Prob lem Suggested Solution What is the m aximum numbe r of Me gaRA ID adapters p er computer? Currently , all the utilities a nd drivers s upport up to 12 MegaRAID adapters per system . What SC SI IDs ca n a non- hard disk devic e have and wha t i s ma xi mu m nu mb er allowed per adap ter? Non-h ar ...
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LSI 1600 - page 123
Chapter 8 T roublesho oting 109 BIOS Boot Error Messages Message Prob lem Suggeste d Solu tion Adapter BIOS Disabled . No Logical Dri ves Handled by BIOS The MegaRA ID BIOS is disabled. Som etime s the BIOS is disa bled to preve nt booting fr om the BIOS. Enabl e the BIOS via t he Mega RAID Config uration Utility utility . Host Adapter at Basep ort ...
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LSI 1600 - page 124
MegaRA ID Enterpr ise 1600 Har dwar e G uide 110 Message Prob lem Suggeste d Solu tion Config uration of NVRAM a nd drives mismatch for Host Ada pt er . Run View /Add Config uration option of Configura tion Utility. P re ss a ny k ey t o ru n t h e Configura tion Utility. The c onfig uration store d in th e MegaRAID adapter does not m atch the conf ...
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LSI 1600 - page 125
Chapter 8 T roublesho oting 111 Message Prob lem Suggeste d Solu tion The f ollowing SCSI ID s are not r esponding: Channel x :a.b.c The physical dr ives with SCSI IDs a, b , and c are not responding on SCSI chann el x. Make sure th e physical drives are pr operly conn ected and are powe red on. Other BIOS Error Messages Message Prob lem Suggested ...
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LSI 1600 - page 126
MegaRA ID Enterpr ise 1600 Har dwar e G uide 112 DOS A SPI Driver Error M essages Messag e Corrective Acti on LSI Lo gic AS P I M anage r ha s NOT been lo aded. The ASPI manager is no t load ed. One o f the failure codes lis ted below is display ed next. Controller se tup FAIL ED error code=[ 0xab] Correct th e condi tion t hat caused the failure. ...
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LSI 1600 - page 127
Chapter 8 T roublesho oting 113 Other Potential Problems Topic Inf ormation DOS A SPI MEG ASPI.SYS, the MegaRA ID DOS ASPI ma nager, use s 6 KB of system m emory once it is load ed. CD-ROM drives under DO S At this time, cop ied CDs are n ot accessib le from DOS even after loading MEGASPI.S YS and AMICDROM.S YS. Physical Drive Errors To display the ...
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LSI 1600 - page 128
MegaRA ID Enterpr ise 1600 Har dwar e G uide 114 Topic Inf ormation Window s NT Installation When W indows N T is inst alled via a bootable CD, the device s on the Meg aRAID w ill not be recognized until afte r the initial reboot. T he Microsof t documented work around is in SET UP.TXT: SE TUP .TX T is o n the CD. To instal l drivers when S etup re ...
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LSI 1600 - page 129
Appe ndix A SCS I Cables and Connecto rs 115 A SCSI Cables and Connectors SCSI Connectors MegaRA ID provides sev eral differen t types of SCSI connectors for each ch annel. The conn ectors are: • 68-p in high de nsity inter nal co nnecto rs • 68-p in ultr a high de nsity exter nal co nnecto rs 68-Pin High Density SCSI Internal Connectors Each o ...
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LSI 1600 - page 130
MegaRA ID Enterpr ise 1600 Har dwar e G uide 116 68-Pin High Density Connectors, Continue d Cable Assem bly for Internal Wide SCSI Devices The cable assem bly for con necting in ternal w ide SCSI devices is show n below : pin 1 pin 1 pin 1 Connectors: 68 position plug (male) AMP - 786090-7 Cable: Flat Ribbon or Twisted-Pair Flat Cable 68 Conductor ...
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LSI 1600 - page 131
Appe ndix A SCS I Cables and Connecto rs 117 68-Pin High Density Connectors, Continue d Connecting Internal and External Wide Devices T he cable assem bly f or connecting in ternal w ide and external w ide SCSI dev ices is sh own below : pin 1 pin 1 pin 1 Connector A: 68 position panel mount receptacle with 4-40 holes (female) AMP - 786096-7 NOTE: ...
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LSI 1600 - page 132
MegaRA ID Enterpr ise 1600 Har dwar e G uide 118 68-Pin High Density Connectors, Continue d Converting Internal Wide to Internal Non-Wide (T ype 2) The cable assembly f or converting intern al wide SCSI connectors to in ternal non- wi de SCSI connectors is show n below: pin 1 pin 1 Connector A: 68 position plug (male) AMP - 749925-5 Connector B:50 ...
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LSI 1600 - page 133
Appe ndix A SCS I Cables and Connecto rs 119 68-Pin High Density Connectors, Continue d Converting Internal Wide to Internal Non-Wide (T ype 30) The cable assem bly for con necting in ternal w ide SCSI de vices to interna l non-wide SCSI d evice s is shown belo w: pin 1 pin 1 Connector A: 68 position plug (male) AMP - 749925-5 Connector B:50 positi ...
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LSI 1600 - page 134
MegaRA ID Enterpr ise 1600 Har dwar e G uide 120 68-Pin High Density Connectors, Continue d Converting from Internal Wid e to Internal Non -Wide (Type 3) The cable ass embly for connecting intern al wi de SCSI dev ices to intern al non-w ide (T ype 3) SC SI devices i s show n below: pin 1 pin 1 Connector A: 68 position plug (male) AMP - 786090-7 Co ...
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LSI 1600 - page 135
Appe ndix A SCS I Cables and Connecto rs 121 68-Pin Connector Pinout for Single-Ended SCSI Sig nal Connector Pin Cable Pin Cable Pin Connector Pin Signal Gr ound 1 1 2 35 -DB(12) Gr ound 2 3 4 36 -DB(13) Gr ound 3 5 6 37 -DB(14) Gr ound 4 7 8 38 -DB(15) Gr ound 5 9 10 39 -DB(P1) Gr ound 6 11 12 40 -DB( 0) Gr ound 7 13 14 41 -DB( 1) Gr ound 8 15 16 ...
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LSI 1600 - page 136
MegaRA ID Enterpr ise 1600 Har dwar e G uide 122 68-Pin SCSI Connector Pinout, Continued High-Density Connector The follow ing applies to the high- density SCSI conn ector table on the previous page: • A hy phen before a sign al name in dicates that sig nal is active low • The connector pin ref ers to the conductor position w hen usin g 0.025 i ...
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LSI 1600 - page 137
Appe ndix A SCS I Cables and Connecto rs 123 68-Pin Connector Pinout for Low -Voltage Differential SCSI Sig nal Connector Pin Cable Pin Cable Pin Connector Pin Signal +DB( 12) 1 1 2 35 -DB(12) +DB( 13) 2 3 4 36 -DB(13) +DB( 14) 3 5 6 37 -DB(14) +DB( 15) 4 7 8 38 -DB(15) +DB(P1) 5 9 10 39 -DB(P1 ) +DB(0) 6 11 1 2 40 -DB(0) +DB(1) 7 13 1 4 41 -DB(1) ...
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LSI 1600 - page 138
MegaRA ID Enterpr ise 1600 Har dwar e G uide 124 ...
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LSI 1600 - page 139
Appendix B Audibl e Warnings 125 B Audible W arnings MegaRA ID has an on board tone gen erator that indicates ev ents and errors . Tone Pa ttern M eanin g Ex am ples Thre e sec onds on and one s econd off A log ical drive is off line. One or more dri ves in a RAID 0 config uration failed. Tw o or more drive s in a RA ID 1, 3, or 5 conf iguration f ...
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LSI 1600 - page 140
MegaRA ID Enterpr ise 1600 Har dwar e G uide 126 ...
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LSI 1600 - page 141
Appe ndix C Cluste r Con figu ration with a Cross over Cable 127 C Cluster Configuration w ith a Crossover Cable When y ou are installin g the Clu ster Service on the f irst node in a server clus ter, Setup may not detect the netw ork adapter that is connected w ith a crossover cable. The icon in Network and Dial-up Connectio ns that represen ts th ...
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LSI 1600 - page 142
MegaRA ID Enterpr ise 1600 Har dwar e G uide 128 Solution Note : Using Registry Editor incorrectly can cause serious problems that m ay require you to reinstall y o ur ope rati ng system. Use Registr y Edito r at your own risk. Yo u should back up the r egistry be fore you edit it. I f you are r unning Wind ows NT o r W indo ws 2000, y ou shou ld a ...
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LSI 1600 - page 143
Gl ossary 129 Glossary Array A grou ping or array of disk drives com bines the storage space on the disk driv es into a sin gle segm ent of contiguou s storage s pace. MegaRAID can group disk drives on one or m ore SCSI channels in to an array. A hot spare drive does not p articipate in an array . Array Managemen t Software Softw are that provides ...
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LSI 1600 - page 144
MegaRA ID Enterpr ise 1600 Har dwar e G uide 130 Glossary , Co ntinued Disk Array A collecti on of dis ks from one or more dis k su bsy stem s com bined w ith array m anagem ent softw are. It controls the disk s and presents them to the array operatin g environm ent as one or more virtua l disks. Disk Duplexing A variation on dis k m irroring w her ...
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LSI 1600 - page 145
Gl ossary 131 Glossary , Co ntinued Form at The process of w riting zeros to all data f ields in a phy sical driv e (hard drive) to m ap out unreadable or bad sectors. B ecause m ost hard drives are factory form atted , formattin g is usually only done if a hard dis k gen erates m any m edia errors. GB Shorth and for 1,000,000,000 (10 t o the nin t ...
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LSI 1600 - page 146
MegaRA ID Enterpr ise 1600 Har dwar e G uide 132 Glossary , Co ntinued Ma pping The conversion between m ultiple data ad dressing schem es, especially conversions betw een mem ber disk block addresses an d block address es of th e virtu al disk s present ed to the operatin g enviro nment by Arra y Management So ftware. MB (Megaby te) An abbreviatio ...
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LSI 1600 - page 147
Gl ossary 133 Glossary , Co ntinued RAID Redundan t Array of Independen t Disks (orig inally Redundant A rray of Inexpen sive Disks) is an array of m ultiple small, independent hard disk drives that y ields performance exceeding th at of a Sing le Larg e Expensi ve Disk (SLED). A RAID disk su bsystem improves I/O perform ance on a server us ing onl ...
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LSI 1600 - page 148
MegaRA ID Enterpr ise 1600 Har dwar e G uide 134 Glossary , Co ntinued SAF-TE SCSI Acces sed Faul t-Tolerant En closure. A n indu stry protocol for man aging RAID en closures and rep ort ing encl osure envir onmental informat ion. SCSI (Small C omputer Sy stem Interf ace) A processor- independent st andard for sy stem-lev el interfacing betw een a ...
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LSI 1600 - page 149
Gl ossary 135 Glossary , Co ntinued Stripe Width The num ber of disk driv es across w hich th e data are striped. Striping Segmen tation of logically sequen tial data, such as a single file, so that seg ments can be written to mu ltiple physical devices in a roun d-robin fashion. This technique is us eful if th e processo r can read or w rite data ...
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LSI 1600 - page 150
MegaRA ID Enterpr ise 1600 Har dwar e G uide 136 ...
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LSI 1600 - page 151
I ndex 137 Index 0 0 DIMM so cket, 51 1 160M and WI DE SCSI, 25 6 68-Pin High De nsity Connec tors, 115 A AMICDROM.SYS, 73 AMPLI MITE .050 Ser ies conne ctors, 122 Array , 129 Arr ay Config uration Planner, 45 Arr ay Manage me nt Softw are, 129 Array Performance Featu res, 27 Arr ay Spanning, 129 ASPI Driver Error Messages, 112 ASP I Dr ive rs , 7 ...
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LSI 1600 - page 152
MegaRA ID Enterpr ise 1600 Har dwar e G uide 138 SCSI Channe ls, 33 Connecting Internal a nd External W ide Device s, 117 Consiste ncy C heck, 6, 129 Conver ting fr om Inter nal Wide to Internal Non- Wide (T ype 3), 120 Conver ting Interna l Wide to Inte rnal Non-W ide, 118 Conver ting Interna l Wide to Inte rnal Non-W ide (Ty pe 30), 119 CPU, 30 C ...
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LSI 1600 - page 153
I ndex 139 J7 A a nd B Exter nal Connect or, 68 J7 Channel D T ermina tion Enable, 53 J9 Channel B TERMP WR Enable, 53 J9, J10, J11, a nd J12 Ter mPWR Ena ble, 54 J9, J10, J11, J 12, 61 Jum pers, 53, 54 on mothe rboard, 50 L Logical Disk, 131 Logic al Driv e, 13, 131 Logic al Driv e Config uration, ix, 36 Logical Drive St ates, 13 Degraded, 1 3 Fai ...
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LSI 1600 - page 154
MegaRA ID Enterpr ise 1600 Har dwar e G uide 140 Rebuild, 13, 31 Rebuild Rate , 12, 133 Rebuilding a disk, 12 Reconn ect, 31 Recons truct, 133 Recons truction, 133 RedA lert, 32 Redundanc y, 133 Replacement Disk, 133 Replacement Uni t, 13 3 S SAF-T E, 134 Scatter/G ather, 31 SCO Unix, 3 1 SCSI, 134 SCSI backup a nd utility sof tware, 32 SCSI Bus, 2 ...
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