ATTO Technology Diamond Storage Array V-Class manual

Diamond Storage Array V-Class I ns t al l at i on an d Ope r ati on M anu al © 2005 A TTO T echnology Inc. All righ ts reserved . All brand or pr oduct names ar e trademarks of their respective hol ders. No part o f this manual may be re produced in any form or by any mean s without the express wr itten permi ssion of A TTO T echnolog y Inc. 2/05 [...]

A TTO T echnolog y Inc. Conten ts Pref ace 1.0 Product O verview ........... ......... .............. ......... .............. .......... ........1 Features Fibre C hannel m odel SCSI model 2.0 Tec hnical Overv iew ............ .............. .......... .............. .............. ........3 ATA disk drives ADXT Powers ATA to New Level s 3.0 Insta[...]

Diam ond S torage Array Insta llation and Operat ion M anual 4.0 Acce ssing the Array ........... .......... .............. ......... .............. ......... ....17 Command Line Interface ATTO ExpressNAV In-band SC SI over Fi bre Channe l RS-232 port Ethe rnet po rt SNMP 4.1 In-band CLI Ov er Fibre Channel .............. .............. ......... .[...]

A TTO T echnolog y Inc. 4.5.2 G e nera l Use Commands ............. ........................ ........34 FirmwareResta r t Help P ar titionCo m mit SaveConfi gurat ion SystemS N V erboseMod e Zone Commit 4.5.3 Fibr e Channel Configuration Commands ..................3 5 FcConnM ode FcDataRate FcF airArb FcF rameLen gth FcFullD uple x FcHard FcHardAdd[...]

Diam ond S torage Array Insta llation and Operation Manu a l RAID 5Clear DataSt atus RAID RebuildS tatus SerialNumber SledF aultLED SMAR TData T emper ature VirtualDr iv eInfo ZoneInf o 4.5.7 Dri ve Configuration Commands ........... .................. ....43 ATA D i s k S t a t e Aut oR ebu i ld Clea rDiskRe ser vedAre aData Driv eCop y Driv eCop [...]

A TTO T echnolog y Inc. 4.5.8 Ma intenance S ervices Commands ....... .................. ....48 FcScsiBusySta tus FirmwareResta r t MaxEn clT em pAlr m MinEncl T empAlrm T emper ature Zmodem ZoneRe triev e 5.0 Configuring Drives .............. ........................ .................. .............. ....49 JBOD (J ust a Bu nch of Di sks) RAID Lev[...]

Diam ond S torage Array Insta llation and Operation Manu a l 5.7 RAID Interleave ................... ....................... ................... ........65 To chan ge the RA ID Interleave param eter 5.8 Creating Partitions ................. ................... .............. .............67 To create a partition To merge partitions 5.9 Creating Zon[...]

A TTO T echnolog y Inc. 9.1 Hot Swap Opera t ing Instructions ..................... ..................87 Disk Drives The f ollowing m ethod is the safest way to perform a hot swap of a drive Power Suppl ies Blower A ssemblies To replac e a blower as sembly 9.2 Optional Hot Spare Sled .................. .............. ......................89 To set[...]

Diam ond S torage Array Insta llation and Operation Manu a l[...]

A TTO T echnolog y Inc. Preface This guide will take t he t echnol ogy-sav vy us er through t he i nstal latio n and ma intena nce of the Di amond Storage Array . The D iamon d S torage Arra y was design ed to me et your need fo r large a mounts o f easil y acces sible st orage us ing propr ietary Aggreg ated D ata Transfer T ec hnolo gy (ADXT J ) [...]

Diam ond S torage Array Insta llation and Operation Manu a l[...]

1 A TTO T echnolog y Inc. 1.0 Product Overview The Diamon d S to rage Ar ray off ers up to 24 A T A disk d rives i n a rack moun t or fl oor model c onfi gurati on. The Diamond Storage Array is ideally suited for data intensive applica tions such as web hosting, e-mail servers, on-line transaction processing, dig ital video editing, medical imaging[...]

2 Diam ond S torage Array Insta llation and Operation Manu a l • Tag ged comman d queuing to process up to 255 simulta neous data requ ests • RS-232 management for local manage ment control ; Ethernet op tion availa ble for setup conne ction only • Expr essNAV TM browse r-based user in terfa ce • Two power supp lies capabl e of 85-264 V (ra[...]

3 A TTO T echnolog y Inc. 2.0 T echnical Overvi ew The Dia mond Storage Array us es Aggregated Data T ra nsfe r T e chnolog y (ADXT) t o achi eve t he hig h data t ransf er perfo rman ce you need. AD XT mer ges the performanc e of m u ltiple A T A drives to gether to achieve sustained , full bandwi dth Fib r e Cha nnel dat a tran sfer ra tes. Unlik[...]

4 Diam ond S torage Array Insta llation and Operation Manu a l • UltraDM A transfer proto col similar to high performanc e SCSI disk protocol ope rating at 66 MB/sec. • Do uble-cloc king of da ta transfers, doubling d isk data tran sfer rates • CRC (Cyc lic Redundancy Check) code al lowing full error d etection and data reliabi lity • Multi[...]

5 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 3.0 Inst allation In struct ions If you are f amiliar wit h the Diamond S torage A rray , Fib r e Chann el, SCSI and RAID configura tions, you may set up an d configure the array using th ese instructi ons. Y ou will find detail s, illustrati ons and other guida[...]

6 Quick start default s ettings. The Di amond Storag e Array may be se t up in a JB OD, RAID Leve l 0, 5 or 10 configur ation with or without Hot S pare sleds If the Diamo nd Storage Array is no t attached to a DHCP s erver and you wish to cha nge the defaults 1 At the Ready promp t after POS T (see abov e), type s et IPAddress [ desired IP addre s[...]

7 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 3.1 Component s The Diam ond S to rage Array has been designed to be easy to use, main tain and upgr ade. It feat ur es a durabl e steel outer cas e and mod ular componen ts in either a floo r or a rack moun t model. Immediately up on receipt, check th e shippin[...]

8 Compone nts which allo ws a connection for setu p, moni toring and upgrade of the unit from any compu ter system with an RS-232 interface. The optional 10/100 BaseT Ether n et manage ment services card enable s T elnet-b ased monitoring and ma nageme nt. It also pro vid es th e ab ility to upda te the firmware in the arra y via FTP . LEDs farthes[...]

9 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 3.2 Physical Setup The Diam ond S t orage Array i s shipped com pletely as sembled wit h two 120 V AC power cor ds for us e in the Uni ted States and C anada. Immediately up on receipt, check th e shipping carton fo r damage fr om mishandl ing. Contact u s at on[...]

10 Physical setup cen termos t mou nting hol e s and secu red us ing 10/32 screws . CAUTION CAUTION Do not mount multiple arrays on a two-rail rack or mount t he array above the mid point of a two-rail rack system. Do not mount the array on any kind of rail-type system. The array is too heavy and does not have the proper hole p att ern for rails. N[...]

11 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 3.2.1 Connecting a Fi bre Channel Array The Diam ond S to rage Array suppo rts up to two Fibr e Cha nnel Host Inter face Car ds (HIC). Phy sical connectio ns and CLI co mmands cont ribute to the Fibr e Chan nel topology . The cable you us e depends upon your ap[...]

12 Fibre Chan nel conn ections Exhib it 3.2- 2 Poss ible 2 giga bit Fibr e Channel physic al connections depending on whi ch Fibr e Channel connect ion mode has been s elected. point-to- point mode loop mode daisy-chain no connection possible loop mode loop mode loop mode loop mode loop mode Diamond Storage Ar ray A Diamond Storage Ar ray B[...]

13 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 3.2.2 Connecting a SCSI Array The SCSI Dia mond S tor age Array uses a V HDCI connecto r and SCSI cables to connect to a ho st. It automat ically detect s the type of Host I nterface Card it is using with out any int ervention. To connect the SCSI Diamond Stor [...]

14 SCSI connec tions[...]

15 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 3.3 Determ ining Drive and Sl ed Designations The Diam ond S t orage Array has been design ed with 12 sleds, each hold ing two d rives. The easi est way to confi gur e a n array is to use al l the driv es on a ll the sled s. The f irmwar e uses a n umbering sys[...]

16 Drive, sl ed number ing Logical Numbering Logical numbe ring depen ds on the RAID configurat ion of the storage array . Current firmw are inclu des RAID Le vel 0, RAID Lev el 5, RAID L evel 1, RAID L evel 1 0, Zoni ng and Partition ing capability and h ot spare sleds. The defaul t config uration is QuickRAID 0 0 or JB OD (Jus t a Bunch of Di sks[...]

17 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 4.0 Acces sing the Array Communi cate with th e Diamond Storage Arra y thr ough the Fibre Channel link, the RS-232 po rt or the Ether net port using Command L ine Interfa ce commands or A TTO Expr e ssNA V , an int e grated user management console . Y ou may co[...]

18 SNMP SNMP , or Si mple Netw ork Manageme nt Protocol, is an applicati on layer proto col that allo ws networ k devi ces to exchange manage ment info rmation . Through a combi nation of s tandard and custo m MIBs (Man agement Information Base), the array provides status and error indic ations to an SNMP ser ver , allowi ng the array to be ma nage[...]

19 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 4.1 In-band CLI Over Fi bre Channel In-ban d Command Line Interf ace (CLI) con figur es and man ages the Diam ond S to rage Array using SCSI-b ased CLI comman ds over a Fibre Channel port connection. In-b and CLI al lows a progr ammer to conf igure the Diamond [...]

20 In-band C LI A CHECK_CONDI TION, INV ALID _P ARAMETE R_IN_CDB is r eturn ed to an initiato r that specifie s an incorrect Buffer ID , Mode, Length or Buf fer Offs et . The Mode is alw ays Data (0x2) , the Buffer ID is always 0 and the Buffer Offset is always 0. Exhib it 4.1- 1 The SCSI command p ro ces s: r eserve the Diamond S torage Array , se[...]

21 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 4.2 Serial Port Access The Diam ond S to rage Array pr ovide s r emo te service operat ions over the RS- 232 serial port using standa r d termi nal emulat ion software available wit h most systems . The Diamond Storage Array supports service operations ov er th[...]

22 Serial port access[...]

23 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 4.3 Ethernet Access: T e lnet and SNM P Protocols The optio nal 10/10 0 BaseT Ethern et port pr o vides T elnet - or SNMP-ba sed monitor ing and mana gement. The 10/1 00 Base T Eth ernet mana gement serv ices card prov ides T e lnet-based monit oring and mana g[...]

24 Ethernet pr otocols 6T y p e SaveConfiguration r estart to reboot th e array. 7 Install SN MP managem ent software o n each client y ou wish t o receive tr aps (message s). 8 Call t echnical s upport to get the appro priate MIB file for your array . 9 For each client, cop y the MIB fil e to the dir ector y contai ning t he SNMP ma nagem ent soft[...]

25 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 4.4 A TT O ExpressNA V : Browser-based Interfa ce The easies t way to communi cate with the D iamond St orag e Array is to use ATT O Expr essN A V , a user - friendl y GUI inter face accesse d thr ou gh a br owser to control the mos t common cap abilities of th[...]

26 ExpressNA V Exhib it 4.4- 2 Navigating A TTO Expr essNA V scr eens Si de bar : se lec t the item y ou wi sh t o view Subm it butt on sam e as t y pi ng all CL I com m ands and saveconfigurati on norestart Parameter na m e R ed print links to help te xt options un avail ab le because of previous choice Inf orm ation Reset butto n re tu rn to pre [...]

27 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 4.4.1 ExpressNA V Pages Each page in the A TTO Expr essNA V i nterf ace provide s infor mation a nd/or con fig urati on paramet ers bas ed on speci fic t opics. Each page can be r ea ched through the men u on the le ft hand sid e of each pa ge. Status Conta ins[...]

28 ExpressNA V • Enable /disable AutoRebui ld Refer to Drive Confi guration Commands on page 43 for more information. Logical U nits Displays informat ion on the logical units which h ave been configured on the array an d allows y ou to change the s tatus fro m online or o ffline or degrade d. P ar titio ns Allows to you to view the current c onf[...]

29 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 4.5 CLI: Int erface via A SCII-base d Comm ands The Comma nd Line Interf ace (CLI) pr o vides access to Diamond S torag e Array services th r ough a set of AS CII-base d comma nds. CLI co mmands m ay be e ntered w hile in C LI mode or by accessing the Advanced [...]

30 Command Line Interf ace Exhibi t 4.5-<<n+> CLI commands r et urn s may be terse (s hort) o r verbose (wi th paramet er names and detai ls of r esu lts). Zoning command r eturns fo llow these patterns: Exhibi t 4.5-2 Symbols, typef aces and ab br eviations used to i ndicate f unctions and element s of the Comma nd Line Interf ace Symbol [...]

31 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 4.5.1 Summar y of CLI Command s A summa ry of the Command L ine Interfa ce commands , their def aults, an example o f how they m ight be used, a nd wher e you can find the specifics of the command. Commands which have no default val ues associated wi th them ha[...]

32 IPDHCP Disabled set IPDHCP en abled 39 IPGatewa y 0.0.0.0 set IPGate way 200.10.22.3 39 IPSubnetM ask 255.255.2 55.0 set IPS ubnetMask 255.25 5.255.0 39 LUNInfo LUNInfo 1 41 , 44 LUNS tate Online get LunS tate 1 44 MaxEnc lT empAlr m 47 ge t MaxEnclT em pAlrm 48 MinEncl T empAlrm 5 set MinEnclT empA lrm 10 48 Partiti onCommit Partition Commit 44[...]

33 Diamo nd S tor age Arr ay T eln etPassword diamond set T el netPassword 1 23ABC 40 T eln etT imeou t D isabled set T elnetTimeout 360 40 T eln etUsername telnet set T el netUsername diamond1 4 0 T empe rature ge t T emperature 42, 48 V erboseM ode Enabled get V erbo seMode 34 VirtualDriveInfo virtualdr iveinfo ac tive 42 , 46 Zmodem zmodem r ece[...]

34 General use CLI co mmands 4.5. 2 Gene ral U se C ommands The follo wing command s, listed alp habetical ly , des cribe or perfo rm general fun ctions. FirmwareRestart Causes a warm restart of the Dia mond S torage Ar ray . Imm ediate comm and: Firmw areRe start Help Displays a list of available comma nds. T ype ‘help’ followed by a command n[...]

35 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 4.5.3 Fibre Chann e l Co nfiguration Co mman ds The Fibre Channel ports are configur ed wit h default sett ings but ma y be custo mized to your specific ations u sing the CLI c ommands in this section. FcConnM ode Specifies the Fibre Channel topology for the Di[...]

36 Fibre Cha nnel CLI co mmands FcSCSIBusy Status Specifies the SCSI status va lue returned when the Diamond is unable to accept a SCSI command because of a tempo rary lac k of resource s. De fault: bus y Actions: s et FcSCS IBusyS tatus [busy | qfull] Requires a SaveConfigur ation Rest art comma nd Get synt ax: get FcSCS IBusyS tatus FcWWName Sets[...]

37 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 4.5.4 Serial Port Configuration Commands The seria l port conf iguratio n may be customi zed by using the following commands: SerialP o rtBaudRate Sets the baud r ate the Diamond Storage A rray uses for its ter minal inter face. Choices : 2400, 9600, 19200, 384[...]

38[...]

39 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 4.5.5 Ethernet Commands Ether net configur ation comman ds configure the Ethernet an d TCP/IP par ameters for the Diamond S to rage Array with an option al Ethernet manageme nt services card. EthernetSpeed Specifies the spe ed of the Ethernet Network to which t[...]

40 Ethernet CLI co m mands SNMPUpdat es Enables or disa bles the SNMP Management Informa tion Base (MIB ) database. Default: disabled Set synt ax: set SNM PT raps [enabled|disa bl e d] Requires a SaveConfigur ation Rest art comma nd Get synt ax: get SNMPU pdates T elnetP assw ord Specifies passwor d for telnet session. Only one username/pa ssword c[...]

41 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 4.5.6 Diagnostic Commands Diagnos tic comman ds pr o vide inf ormation or diagn ostic tool s for Fi br e Ch annel, SCS I and Se rial port configur ations, Diamond Storage Array sett ings and the status of va rious comman ds which affect the A T A drives. A udib[...]

42 Diagno stic CLI c ommands P ar titio nInfo Displays Partition informa tion for the selected partitions or all partit ions. Get synt ax: PartitionInfo [active|plan ned] [Virtual Drive ID] [Parti tion ID ] RAID5C learDataStat us Displays the stat us of RAID5 Clear Da ta processing. S represents the sled number , D r epres ents the drive number . C[...]

43 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 4.5.7 D rive Configurati on Comma nds The Diam ond S to rage Array A T A drives ma y be monitored or configured thr ough th e CLI using th e comm ands liste d bel ow . A T ADiskStat e Sets the A T A disk to the specified st ate. CAUTION CAUTION In a Hot Sp are [...]

44 Configu re drives w ith CLI co mmands DriveW ipe Initialize s a drive: wipes it of all data. Drive must be offline Se t synta x: D rive Wip e [D estinati on S led] [De st D rive ] Requires a SaveConfigur ation Rest art comma nd Get synt ax: DriveCop yS tatus IdeT ransferRat e Sets the DMA mode transfer rate for all devices. Choices : 0, 1, 2 , 3[...]

45 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual Quic kRAID5 Specifies the RAID Level 5 confi guration for the system. Sets the system to spanned drives with parity information. Causes the Configuration Ma nager to “stamp” the new configuration onto the drives to take effect at the next system startup. Se[...]

46 Configu re drives w ith CLI co mmands RAIDReb uildStatus Displays the RAID1, RAI D 5 or RAID 10 Rebuild Status Summary . If no RAID groups are define d, the header information is displayed with no data. The status summary contains the RA ID1, RAID 5 or RAID 10. The RAIDRebuildStatus command has no effect on the state of any rebuild in progress. [...]

47 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual Zon eCrea te Cr eat es a new named zone. Names may be up to 16 charact ers.T o complete t his pr oced ur e, t he ZoneS tate command must be entered as enabled to act ivate the zone befo re u sing the Zone Comm it comm and (w hich ma kes the Planned Zon e Config[...]

48 Mainten ance CLI commands 4.5.8 Maintenance Servic es Commands Mainte nance comma nds allow upda ting and ma intenance of th e Diamo nd S tor age Array . FcScsiB usyStatus Y ou may set the Diamond to report busy or queue full when it i s unable to acce pt a command. De fault: Busy Set s yntax: se t FcScsiB usyS tatus [busy|qf ull] FirmwareRestar[...]

49 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 5.0 Con figurin g Drives The Diamon d S torag e Array can be configured as JBOD, RAID Level 0, RAID Level 1, RAID Level 10 or RAID Level 5 with zon es, partiti ons and/or hot spar e sleds. T he default is JBO D with a singl e zone which includes a ll LUNs ( dev[...]

50 Configu re drives transmitted dat a at one end of the tran saction, then the parity data is check ed at the othe r end to make sure the trans mission ha s not had an y errors . In the array , transmitted data with t he added parity data is striped acros s disk drive s. A hardware XO R eng ine compute s parit y , thus alle viating so ftware proce[...]

51 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 5.1 JBOD The Diamo nd S tora ge Array is set up in a JBOD (Jus t a Bunch of Disks ) configur ation as defa ult. JBOD configur ation allo ws for many in dividual dis k drives to be avai lable for no rmal stora ge operation s. CAUTION CAUTION Selecting JBOD confi[...]

52 RAI D Le vel 0 5.2 RAI D Level 0 The Diamond S torage Array can be set up into RAI D Level 0 (striping) gr o ups to allow it to read and stor e data at a hig her transfer rat e. QuickRAID 0, a CLI command , allows you to set up the system as if it wer e a sin gle drive instea d of separa te drives. CAUTION CAUTION Selecting RAID configuratio n c[...]

53 Diamo nd S tor age Arr ay 3T y p e s e t QuickRAID0 0 . This configures th e array in JBOD mo de. 4 Contin ue with steps 4 th rough 8 fro m the previo us sect ion. Exhib it 5.2- 1 A graphical r epr esentation of RAID Level 0 configuration. Exhib it 5.2- 2 Sled-based QuickRAID0 st ripe gr oups wi th LUN designat ions in a f ully popul ated Diam o[...]

54 RAI D Le vel 0 Exhib it 5.2- 4 A fully populated array may be configured in several differ ent ways in RAID Level 0.[...]

55 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 5.3 RAI D Level 1 The Diamond S torage Array can be set up in to RAID Level 1 (mirr ored) gr oups , with or without ho t spar e sleds, to pr ovid e gr eater r elia bility by simu ltaneousl y writing dat a to two sleds. Each sled partnered thr o ugh QuickRAI D1,[...]

56 RAI D Le vel 1 2 Continu e with the CLI or acce ss the RAID page of the Ex pressNAV int erface (refer to AT T O Expr essNA V : Br owser-based Int erface on page 25). 3T y p e set QuickRAID0 0 to confi gure th e arra y in JBO D mode. 4 Informati on displays on the screen w hile the array upd ates NVRAM endi ng with a Ready *. 5T y p e SaveConfigu[...]

57 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 5.4 RAI D Level 5 RAID Leve l 5 incr eas es r eliabi lity while using fewer disks tha n mirr ori ng by employing parity r edun dancy . Distri buted pa rity on multiple d rives pr ovides the r ed undancy to r ebu ild a fai led drive fr om the r e maining goo d d[...]

58 RAID Level 5 2T y p e set QuickRAID5 1 1 3T y p e SaveConfigur ation Restart The arra y is confi gured into on e RAID Level 5 group with on e Hot Spare s led. To set up two RAID Level 5 groups with tw o Hot Spar e sleds 1 Connect to Diamond S torage Array s ervices (refer to Accessing the Array on page 17) and use the C LI or e nter ATT O Expr e[...]

59 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual Configuring a partially-populated array The simplest wa y to attain RAID Level 5 in a partiall y-popul ated array (an ar ray with three o r more sleds but less than 12 sleds) is to create one RAID Level 5 g roup, with or without ho t spare sleds, encompassing a[...]

60 RAID Level 5 11 The array is now configur ed. To verify th e configur ation, type DriveInfo . If an y sle ds ar e missin g, the sled s lots are r eported as offline. To set up one RAID Level 5 group with one Hot Spar e sled 1 Connect to Diamond S torage Array s ervices (refer to Accessing the Array on page 17) and use the Comman d Line Inte rfac[...]

61 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 5.5 RAID Le vel 10 The Diamond S torage Array can be set up in to RAID Level 10 (striped and mirror ed) gr o ups, with or without h ot spar e sled s, to pr o vide gr eater reliability by simultaneous ly writing da ta to two sleds. Each sled partn er ed through [...]

62 RAID Le vel 10 8 The arra y is now con figured. To verify the configur ation, type DriveInfo . If any sleds ar e missing, the sled slots ar e reported as offline . To set up RAI D Level 10 with Hot Spare s leds: 1 Connect to Diamond S torage Array services (refe r to Accessing the A rray on page 17) and use the CLI or en ter ATTO Expr essNAV bro[...]

63 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 5.6 Rebuilding RAID Level Configurations If a sled must be r emoved an d a new sled inserted int o the Diamond Storage Array while it is confi gur ed in a RAID Level 1, 5 or 10, you must r ebuild the RAI D Level using CLI commands or the Expr essNA V interface.[...]

64 Y ou must use a SaveConfiguration Restart command to implemen t the rebuild pr iority command. To synchronize mirrored drive s manually 1 Connec t to Diamond Stora ge Array se rvices via the RS-23 2 port or th e optional Et hernet mana gement se rvic es card ( refer to Acce ssing the Array on page 17). You sh ould now be in CLI. 2 Continue w ith[...]

65 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 5.7 RAID Interl eave The interleave size sets the amount of data to be wr itten to each drive in a RAID Level gr oup. This is a tunable p arameter wh ich takes a singl e str ea m of data and breaks it up to use mu ltiple disks per I/O interva l. WARNING Changin[...]

66 RAID interleave[...]

67 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 5.8 Crea ting Partitions W ith the introduction of la r ger and lar ger GB -sized drives, the Diamond S tora ge Array may have up to 6 TB tota l data capacit y . Parti tioning c an incr eas e storage effici ency by pr o viding mor e LUNs wit hout using lo wer c[...]

68 Part itions 24 phy si cal dr i ves An exam pl e o f R A ID 0 confi gurat ion ( Q ui ckRAI D0 4) : 2 or more phy si cal d r i ves in to 1 o r m o re V irt ua l Dr ive s . Vi rt ual Dr i ve 0 has been c onfi gured i nto t w o part i t i ons: LUNs 1 and 2. Each Vir tual D r i ve 1, 2 and 3 i s confi gured by def ault as o ne par ti ti on and desi g[...]

69 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 5.9 C reatin g Zones Zoning is a collection of r elate d Diamond Storage Array capabilities supporting flexible Dia mond configur ation mana gement con figurable vi a CLI comm ands in the Com mand Line In terface mode or in the Advan ced CLI Config uration pa g[...]

70 Zones and e dit the Activ e configu ration, us e the ZoneRetrieve comman d. The info rmati on from th e Active c onfigurati on is co pied into the Planne d conf igurati on. T o d etermine what is in the Planne d conf igurati on, type ZoneInfo Planned . Active configuration is persiste nt and establishes the Diamo nd zoning conf iguration after p[...]

71 Diamond S torage Array Configuring Zones Be careful when ch anging Diamond Storage Arra y zoning confi gurations . Internal val idation logic canno t detect misconfig urations An unrestrict ed zone configuration , exactly mimicking the LUN configuration, i s created internal ly after the first power-up or re start after installati on of the arra[...]

72 Zones Other operations • To disable a zone, type ZoneState zone_name d isabled • To cl ear the Planned Zone Config uration of al l entries, ty pe ZoneClear All • Using Restore Configuration default or Restor eConfigurati on factor y default does no t affect the zoning c onfigura tion. To re store the array to fa ctory default, type ZoneCle[...]

73 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 6. 0 Copy ing Drives Copyin g drives using th e DriveCopy CLI comma nd may be necessary on drives in the JBOD configur ation. R AID Level 1 and R AID Level 10 conf iguration s alr ead y pr ovid e mirroring of drives . DriveCopy can create a backu p of a drive o[...]

74 Copy d rives[...]

75 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 7.0 Up da ting Fi rmware Engine ers, technicia ns and/or syst em admini strators/integ rators may update the fi rmwar e of the Diamond S tora ge Array using the Command L ine Interfac e (CLI) (refer to Acce ssing the Array on pa ge 17) via the RS-232 ser ial po[...]

76 Up date firm ware 4 Copy the l atest array ima ge file, “...”.i ma, onto the host c omputer and note its d irectory s uch as c:diamondflash“... ”.ima 5 First time u se : Upon succe ssful power up and diagnost ics, set the host comput er with the appropria te settings s uch as IP Add ress. The hos t computer mus t have app ropriate net[...]

77 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 8.0 Syst em M onito ring a nd R eporti ng The Diamond S torage Array pr ov ides a number of visual, audibl e and computer system-genera ted indicato rs to id entify th e operatio nal statu s of the a rray . System s tatus and err or i nformati on is r eadily av[...]

78 Monitor s, report s disable d. When the amb ient temperat ure decreases to within st andard operating range, the drives are power ed back on and the host is allowed to access data.T ypi cal Diamond Storage Array o peration over a r ange of extern al ambient temperatures. Alarms are audi ble, visual, CLI and SES cues as described above. Exhib it [...]

79 Diamo nd S tor age Arr ay These error messages should be repo rted to technical per sonnel to assis t in debuggin g the problem . The blink cod es are also saved intern ally by the arra y to NVRAM (No n V olati le Ran dom Acc ess Memory) and are di splayed at power up if the power to th e array is recycled. Disk Drive Activity and Disk Fault LED[...]

80 Monitor s, report s[...]

81 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 8.1 T roubleshooting The Diamon d S to rage Ar ray pr ovi des a number of vi sual, au dible and comput er syst em-gener ated indica tors t o identify the op erational status of the a rray . If your situa t ion is no t define d her e or elsewhe r e in the manual[...]

82 T roubleshoo ting Management or use the appr opriate CLI commands If a drive fails to r espond • Determine whic h drive has failed by obse rving the amber fau lt LED on the drive sled or con nect to the CLI an d type drivein fo for a li st of all drives and their status. • For spe cific infor mation on a particular drive in CLI, type drivein[...]

83 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 8.2 Resetting Default s Resett ing the Diamon d S tor age Array to d efaults does not alter th e RAID co nfigurati on, zonin g configura tion, IP configu ration or T elnet informa tion. However , resetting the array to factor y defaults is a last- ditch effo rt[...]

84 Reset defaul ts Exhib it 8.2- 1 Configu r ati ons which change dur ing a Rest oreConfi guratio n co mmand Command Default Reset during default Reset during fa ctorydef ault Audi bleAlarm D isa bled ✓✓ AutoRebuild Disab led ✓ DiamondNam e “ ...... ...... ” ✓ Et hern etS peed Aut o ✓ FcConnMode Loo p ✓ FcDataRate Auto ✓✓ FcFair[...]

85 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 9.0 Hardware Maintenance The disk drive sleds, bl ower assembl ies, power sup plies, host interface cards, and system m anagemen t car d ma y be r eplaced wi th identica l or upgraded parts . CA UTION CA UTION Do not leave empty opening s on the front or rear o[...]

86 Hardware mai ntenance CAUTION CAUTION Do not l eave empty openings on t he front or rear of the array under any ci rcumstan ces. Empty openings affect airflow and may cause the unit to overheat and shut down. E xhibit 9-2: A b ove, disk drive sled partially pulled out of the Diamo nd Sto rage Array. Botto m left, top of disk d rive sled. Bottom [...]

87 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 9.1 Hot Swap Operating Instructions T o ma intain array up t ime, indi vidual dis k drive sl ed assem blies, power supplies and blow er assemb lies can be r eplaced with the unit fu lly operat ional. Special instr uctions need to be followed t o perfor m these [...]

88 Hot swap hardw are 12 If you do not have AutoRebuild enabled , using the disk drive sled number ident ified in st ep 2, on the control co mputer Ready promp t type: ClearDiskReservedArea (SledNum, 1) ClearDiskReservedArea (SledNum, 2) Set AtaDiskState (SledNum, 1, ONLINE) Set AtaDiskState (SledNum, 2, ONLINE) ResolveLUNConflicts 13 The new disk [...]

89 A TTO T ec hnology Inc. Di amond S tor age Array Instal lation and Oper ation Man ual 9.2 Optiona l Hot S p are Sled T o main tain arra y up ti me with minima l risk of dat a loss, indi vidual sleds which fail may b e r eplaced with a spa r e sled in som e configura tions. In most configuration s, if a member of a virtual device becomes deg rade[...]

90 Hot swap sp are sled To set up two RAID Level 5 groups with Hot Spar e sleds 1 Connect to Diamond S torage Array s ervices (refer to Accessing the Array on page 17) and use the CLI o r enter ATTO ExpressNAV Advanced CLI Configura tion page. 2T y p e set QuickRAID 5 2 2 3T y p e SaveConfiguration Resta rt The Diam ond is con figured into two RAID[...]

i A TTO T echnolog y Inc. Glossar y The follow ing terms a r e only a few ex ample s of the langu age used for F ibr e Channe l, SCSI and sto rage syste ms. For m or e information , visit the w ebsites o f these pr ofessiona l or ganization s: the F ibr e Chan nel Industry Associ atio n (www .f ibr ech annel.c om); the Fibre Channel Cons ortium ( w[...]

ii Diam ond S torage Array Insta llation and Operation Manu a l F_port A port in the Fib re Channel fa bric where a N_port may at tach FC-AL Fib re Channel A rbitrated Loop : a Fibre Chann el network in wh ich up to 126 system s and devices are connec ted in a loo p topology , with each transmitte r conne cting to t he receiver of the devic e to it[...]

iii A TTO T echnolog y Inc. Appendi x A A T A Dis k T echnolog y A T A is the dom inant disk driv e technolo gy . It offers all the co st advanta ges of a mas s pr oduced , consum er-d riven techno logy which is rapidly being d riven forwa r d. T oday A T A also offers all the pe rforma nce and r eliability feat ur e s neede d to cr eat e high pe r[...]

iv Diam ond S torage Array Insta llation and Operation Manu a l Appendi x B Inf ormation com mand returns Drivei nfo Sled Capacity Errors TYPE ... VDID Capa city Errors TYP E VDID === ====== .. ===== ===== == === ==== == ===== ===== . ===== 1 7 6 292 MB 0 JBOD 1 76292 MB 0 JBOD 13 2 7 6 292 MB 0 JBOD 2 76292 MB 0 JBOD 14 3 7 6 292 MB 0 JBOD 3 76292[...]

v A TTO T echnolog y Inc. Read 0000 0000 0000000 0 W ri te 0000000 0 0000000 0 Error s 00000000 DriveI nfo RAID1 ====== Drive 1 ===== ========= ====== === Drive 2 ============ == Sled Capacity Errors TYPE VDID Capacity Errors TYP E VDID === ====== ===== = ===== ===== = ====== === = ===== == ==== 1 7 6 292 MB 0 RAID1 50 76292MB 0 RA ID1 50 2 76292M [...]

vi Diam ond S torage Array Insta llation and Operation Manu a l 4 7 6 292 MB 0 RAID10 5 6 76 292MB 0 RAID 10 56 5 7 6 292 MB 0 RAID10 5 7 76 292MB 0 RAID 10 57 6 7 6 292 MB 0 RAID10 5 7 76 292MB 0 RAID 10 57 7 7 6 292 MB 0 RAID10 5 7 76 292MB 0 RAID 10 57 8 7 6 292 MB 0 RAID10 5 7 76 292MB 0 RAID 10 57 9 7 6 292 MB 0 RAID10 5 8 76 292MB 0 RAID 10 5[...]

vii A TTO T echnolog y Inc. Drive Model: Maxtor 98196H8 S/N: V80EE4GCXAI0000 F/W Rev: ZAH81 4Y0 A T A Rev: 00 7e Capaci ty: 76292 MB (0950279 0 block s) PIO: 03 MDMA: 07 UDMA: 07 QD: 00 CM DSet: 7c69 4309 Opera tions Bl ocks Read 0000 0000 0000000 0 W ri te 0000000 0 0000000 0 Error s 00000000 LUNinfo for RAID0 6 LUN TY PE State Capacity Errors Ser[...]

viii Diam ond S torage Array Insta llation and Operation Manu a l LunInf o 2 RAID10 SerialNumber V80 EE4TCAAL0000 V irtua l Drive ID 57 , Capacit y: 3051 71 MB (0x00 025409e0 0 block s) Opera tions Bl ocks Read 0000 0000 0000000 0 W ri te 0000000 0 0000000 0 Error s 00000000 LunInfo for a RAID5 1 confi guration LUN TY PE State Capacity Errors Seri [...]

ix A TTO T echnolog y Inc. TYPE VDID #Pa rts Sta te Capacity .... Serial Num ber ====== ==== ====== ======= ======= .. ========= RAID5 59 4 ........ .... ONLINE 30 5165MB V80EE4 YC5AN RAID5 60 1 ......... ... ONLINE 3 05167MB V80 DTCWC5 AN RAID5 61 1 ......... ... ONLINE 305 167MB V80D44LC 5AN RAID5 62 1 ........ .... ONLINE 29 3227MB V80 ED9GC5AN [...]

x Diam ond S torage Array Insta llation and Operation Manu a l Append ix C Sampl e Zoni ng Command Sequen ces First time conf iguration (aft er download) QuickRAID or JBOD under Zoning “first time” config uration, an all/all/all configu ration in the selected QuickRA ID configur ation. A ll zone comm ands exce pt ZoneCommi t affect onl y the pl[...]

xi A TTO T echnolog y Inc. Asym metric Model 3 hosts, 1 metadata controller (also a ho st), RA ID 5 with 3 LUNs. All zone commands except ZoneCommi t af fect only the p lanne d confi gura tion . ZoneCommit sets the Plan ned Configur ation into the Active Configuratio n. ZoneCle arAll Clears any prev iously defined zone s ZoneCreate zone_1 Creates a[...]

xii Diam ond S torage Array Insta llation and Operation Manu a l Combined Sym metric/Asymmetric Model Many hos ts, RAID Level 1 wi th 6 LUNs . All zone co mmands ex cept ZoneCommit affect only t he p lanned configuration . ZoneCommi t sets the Planne d Configuration in to the Active Configur ation. ZoneCle arAll Clears any prev iously defined zone [...]

xiii A TTO T echnolog y Inc. Append ix D Pr od uct Safety Safe ha ndling of the D i amond S t orage Ar ray help s pr ot ect its comp onents as well as the peopl e worki ng with them. • The arr ay is heavy ( 92 pounds fo r the floor model, 86 pounds for t he rack mount s ystem). Two peop le are neede d to move it s afely. • Mechani cal, sh ock a[...]

xiv Diam ond S torage Array Insta llation and Operation Manu a l Appe ndix E Specif ications En vironme nt al and ph ysical • Humidity : 10-85% non-con densing • Normal operating te mperature at s ea level: 5- 40 o C • Storag e temperature: - 25-60 o C • AC input volt age 100-240 V rated • 50/ 60 Hz Rac k mount dimensions • Height: 1 31[...]

xv A TTO T echnolog y Inc. Appendi x F P ar t number s Each Diamon d S t orage Ar ray has a mas ter part number t o identi fy it . The f loor model base n umber is on the sid e of th e unit . The rack mount par t number i s on th e top of t he unit and near the host inter face cards. *All parts U L re cognized Description A ll models System managem[...]

xvi Diam ond S torage Array Insta llation and Operation Manu a l Appe ndix G W arran ty Manufacturer limited warranty Manufacturer warrants to the original pu rchaser of this product tha t it will be fre e from defects in material and workmanship as describe d in the A TTO T echn ology website, www .attotech.com. Manufacturer liability sha ll be li[...]