Manuale d’uso / di manutenzione del prodotto XP12000 del fabbricante HP
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HP St or ag e W or ks Disk Arr a y XP oper ating s y stem conf igur ation guide XP12 8 XP10 2 4 XP10000 XP12000 si xth editi on (J uly 200 5) par t number : A5 951-9 6015 Thi s guide d escr ibes th e .
2 HP StorageW orks Disk Array XP Operating Sy stem Configurati on Guide: HP-UX Cop yri ght © 2003- 2005, He wlett-P ackar d Dev elopm ent Com pany , L.
Cont en ts 3 Abou t this gui d e 7 Intende d audience 7 Prerequi sites 7 Disk arrays 7 Related documentation 8 HP storag e website 8 HP sales a nd authorize d reseller s 8 HP techni cal support 9 Docu.
4 HP StorageWorks Disk Array XP Operatin g System Configurati on Guide: HP-UX Connect t he disk arra y 29 Defining the paths 29 Verifyi ng HBA installati on 31 Verifyi ng device recogni tion 32 Config.
About this guide 7 About t his guid e This gui de provides i nformation abo ut: • Requir ements and pro cedures for conne cting an XP dis k array to a host sys tem • Confi guring the disk a rray f.
8 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX Related documentation HP provide s these rela ted documents: • HP S torage W orks Disk Array XP128: Owner ’ s Guide • .
About this guide 9 HP tec hnical support In North A meri ca, call techni cal support a t 1-800-633- 3600, available 24 hours a day , 7 days a week. Outside No rth America, call te chnical supp ort at the l ocation near est you. The HP web site lists t elephone numb ers for wor ldwide techn ical support at: http://www .
10 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX Docum ent con ventions Con vention Element Blue text ( Figure 1 ) Blu e text repr esents a cross- referen ce. In the online ve rsion of this guide, the r eference is linked to th e tar get.
About this guide 11 Re vision hist ory Septem ber 1999 Open-8 emulation added. Janua ry 2000 Conten t exte nsively r evised and re organi zed. June 2 000 Added suppor t for XP512. Conten t reor ganized and revised. Febru ary 2001 Added appen dixes C, D, E, an d F .
12 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX W arrant y st atem ent HP warrant s that for a period of ninet y calendar days f rom the date of purc hase, as evi denced b.
About this guide 13 LIMIT A TION OF LIABILITY . EXCEP T TO THE EXTENT PROHIBITED BY LOCAL LA W , IN NO EVENT INCLUDING NEGLIGENCE WILL HP OR ITS SUBSIDIARIES, AFFILIA TES, DIRECT OR S, OFFICERS, EMPLO.
14 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX.
Installation 15 1 Installation Y ou and your HP service representa tive each play a role in ins tallation. Y our HP s ervice r epresentat ive is respo nsible for i nstalling the disk a rray and format ting the di sk devices.
16 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX F eatu re s and r equi remen ts Ask your HP service repres entative about the lates t supported har dware and sof tware . The disk a rray and host hav e the following f eatures: • S torage capacit y .
Installation 17 • (Opti onal) Other a vailable XP soft ware (some may not be support ed by your arra y: HP S torageW orks Business Copy XP HP S torageW orks Continuous Acces s XP HP S torageW orks C.
18 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX Dev ice emulation types The XP famil y of disk arrays supports the se device emulat ion types: • OPEN-K/3/8 /9/E devic e s: OPEN-x logic al units re present disk devices. Exce pt for OPEN-V , the se devices are ba sed on fixed sizes.
Installation 19 SNMP confi guration The XP famil y of disk arrays supports standa rd Simple Networ k Managemen t Protocol (SNMP) for remotel y managing the di sk array . The SNMP agent on t he SVP performs e r ror-re porting oper ations reque sted by the S NMP manager .
20 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX Inst alla tion p rocedur es Perform t hese actions to install and configur e the disk ar ray: 1.
Installation 21 Install an d configure the disk array The H P ser vic e r epr esent ativ e perf orms the se tas ks: • Assembl ing har dware and i nstalling software • Loading t he microcode upd at.
22 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX For the XP1 024/XP128 array s, the host mode c a n also be se t at the port informat ion window in Command V iew XP AE.
Installation 23 Sett ing the S y stem Optio n Mode s The HP service repres entative s ets th e System Op tion Mode(s) ba sed on t he opera ting syst em and softwar e configuratio n of the host.
24 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX Con figuring th e Fibre Chann el p or ts Configur e the disk ar ray Fibre Chann el ports by us ing Remote W e b Console ( shown), Command V iew , or Command V iew XP AE. Sele ct the setti ngs for each po rt based on you r storage ar ea network to pology .
Installation 25 F a bric and Connecti on parameter settings Set each array port t o F ABRIC ON or OFF with conn ections of POINT -TO -POINT or FC- AL as shown in the following ta ble and fi gures. For de tailed topo logy inform ation, refe r to the HP S torageW orks SAN Design Ref er ence Guide on the hp .
26 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX Install and confi gur e t he host This sec tion explain s how to insta ll and conf igure the ho st and host bu s adapter s (HBAs) that conne ct the host t o the disk arra y .
Installation 27 Clustering and fabr ic zoning If you pl an to use clu stering, ins tall and con figure the clus tering soft ware on th e servers. Cluster ing is the or ganizati on of multiple se rvers into g roups. W ithin a cluste r , each server is a node.
28 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX F abric z oning and L UN security f or multipl e oper ating s y stems Y ou ca n co nnec t multiple c lus te rs of vario us .
Installation 29 Connec t t he disk arra y The HP se rvice representa tive connect s the d isk arra y to the ho st by: 1. V erifying oper ational status of th e disk array c hannel adapte rs, LDEVs, and paths . 2. Connecti ng the Fibre Cha nnel cables bet w een the disk array a nd the fabric switch or host.
30 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX In Command V iew XP AE, LUN mappin g includes: • Confi guring ports • Creat ing storage groups • Mapping volumes and .
Installation 31 Ve r i f y i n g H B A i n s t a l l a t i o n After co nfiguring t he ports on th e disk array , verify that th e HBAs are instal led properl y . Use the ioscan –f command, and ver ify that the r ows shown in the ex ample are dis played.
32 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX V er i f yin g d evi c e re c o gn i t io n V erify tha t the HP-UX sy stem re cognizes the new devices on t he dis k arra y .
Installation 33 customer support for a ssistance with the HP 9000 sy stem or the HP-U X o pera ting sy stem. 3. Enter t he device data for each dis k array devi ce in a table . See “Path worksh eet” on p age 62 . 4. Construc t the device file name for each device, u sing the device info rmation, an d enter the f ile names in y our table.
34 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX dif ferent add ress for eac h port, reboot the serv er , and then verify new dev i ce recognit ion again. • If unuse d device info rmation remai ns, the TID-to- AL-P A mapping will not cor respond to t he mapping given in Appendix B (page 6 3) .
Installation 35 Conf igure disk arra y de vices Disk arr ays are confi gured using the same procedure for configur ing any new disk on the host. This includes t he following proc edures: 1. V erifying t he device fi les and driv ers (see pag e 36) 2. Creatin g the device f iles (see page 38) 3.
36 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX V erify ing the d e vice files and dri vers The de vice fil es for new devi ces are usua lly creat ed automatic ally during HP-UX st artup.
Installation 37 Example # ls –l /dev/rdsk | more Total 0 crw-r - - - - - 1 bin sys 177 0x006000 Dec 6 15:08 c6t0d0 crw-r - - - - - 1 bin sys 177 0x006100 Dec 6 15:08 c6t0d1 4. Use th e devic e data ta ble you creat ed to verif y that the cha racter -ty pe device f ile name for each device i s correct .
38 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX Cr eating the dev ice files If the device file s were not c r eated auto m aticall y when the syst em was restar ted, us e the in sf –e command in the /de v direc tory to creat e the devic e files .
Installation 39 3. Construc t the minor numbe r for each de vice, using th e device info rmation, an d enter the f ile names in y our table. Use the foll owing formula t o construct the minor number : 0x xxyz 00 where xx = SCSI bus in sta nce num ber y = SCSI tar get ID z = LUN 4.
40 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX Create c haracter-type fi le. File name, c=character-type, 177=major #, 0x026000=minor # : # The ch aracter -type de vice file is required for volumes used as raw devices (for e xample, 33 90- 3A/B/C).
Installation 41 Cr eating the ph ysical v olumes A physical volume must be c reated for e ach new SCSI disk device. T o c reate t he ph ysi ca l vo lum es: 1. Use th e pvcr eate command to c reate the phy sical volumes wit h the char acter -type devi ce file as the arg ument.
42 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX Cr eating new v olume gr oups Y ou must cr eate new volume g r oups for the new p hysical volu m es. If desire d, you can also a dd any of the v olumes on the di sk array to e xisting volume groups using the vgexte nd command.
Installation 43 Example In th is example: gro up na me = vg06, maj or numb er of group file = 64, minor number of existing gr oup file = 06 (which must be uniqu e for each volume group) , and c = chara cter . # mknod /dev/vg06/group c 64 0x060000 : 7.
44 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX Example # vgdisplay –v /dev/vg06 - - - Volume groups - - - VG Name /dev/vg06 VG Write Access read/write VG Status availab.
Installation 45 Cr eating logical v o lumes Use th ese commands for logical volume configur ation: lvr emove Deletes a logi cal volume. Any fi le system att ached to the logical volu me must be unmount ed before exec uting the lv remove command. Example: lvremove /dev/vgnn/lvolx lvext end Increases the size of a n existing logi cal volume.
46 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX OPEN-L = 34756 OPEN-V = 61 432 T o calc ulate S1 for CVS, LUSE, an d CVS LUSE volumes, fir s t use the vgdi splay command to di splay the phys ical extent si ze (PE Size) and us able numb er of physica l extents (F ree PE) fo r the volu me.
Installation 47 Example # lvdisplay /dev/vg06/lvol1 - - - Logical volume - - - LV Name /dev/vg06/lvol1 VG Name /dev/vg06 LV Permission read/write LV Status available/syncd Mirror copies 0 Consistency .
48 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX Example # newfs /dev/vg06/rlvol1 newfs: /etc/default/fs is used for determining the file system type mkfs (hfs): Warning -272 sectors in the last cylinder are not allocated. mkfs (hfs): /dev/vg06/rlvol1 - 2400256 sectors in 3847 cylinders of 16 tracks, 2547.
Installation 49 Setting the I/O timeout par ameter Set the I/O timeout val ue for each d isk device t o 30 seconds. T o change the I /O timeout parameter: 1.
50 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX --- Physical volumes --- PV Name /dev/dsk/c0t6d0 VG Name /dev/vg06 PV Status available : Stale PE 0 IO Timeout (Seconds) 30 [New I/ O timeout value] 4. Repeat t he above steps for each new disk that is c onnected to the system.
Installation 51 Mounting and v erify ing the file s ystems After t he mount direct ories have b een created, mou nt and v e rify the fil e syst em for e ach log i cal volume. T o mount and veri fy the file systems: 1. Use mount to mo unt the file system for t he volume .
52 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX drwxr-xr-t 2 root root 8192 Mar 15 11:35 lost+found -rwxr-xr-x 1 root sys 217088 Mar 15 11:41 vi.
Installation 53 2. Reboot th e system. 3. Use th e bdf comman d to verify the fi le system agai n. Pa r a m e t e r Name Enter P1 Device to mount Block-type de vice file name P2 Mount poi nt Mount dir.
54 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX.
Troubleshooting 55 2 T roubleshooting This sec tion include s resolutions f or various e rror condit ions you may enc ount er . If you ar e unable to r esolve an er ror condition, a sk your HP sup port repres entative for as sistance. Se e “Calling the HP s upport cen ter” on page 59 .
56 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX Error cond itions Depending on your system c onfiguratio n, you may be able to view error messages as fol lows : • In Remote W eb Console (Stat us tab) • In Command V iew Advance d Edition (“Aler ts” panel).
Troubleshooting 57 Physical v olumes canno t be creat ed ( pvcr eate ). V erify tha t the disk ar ray logical devices are correctly for matted. V erify that the cha rac te r -type devic e fil e exis ts . V erify tha t the correct character -type dev i ce file name is used with pvcr eate (for e xample, /d ev/r dsk /.
58 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX The disk ar ray performs a self reb oot because t he disk ar ray wa s bu sy or it lo gge d a panic messa ge. Reboot th e host. The disk arra y responds “Not Ready” or th e disk array has displayed “Not Ready” and timed ou t.
Troubleshooting 59 Cal ling th e HP sup por t center If you ar e unable to r esolve an er ror condition, c ontact the HP s upport center for assist ance. Contac t Informat ion In North A meri ca, call techni cal support a t 1-800-633- 3600, available 24 hours a day , 7 days a week.
60 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX.
Worksheets 61 A W orksheets.
62 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX Pa t h w o r k s h e e t Bus no. Instan ce (XX) Disk no. H/W pat h Dri ve r De vice typ e TID (Y) LUN (Z) De vic e file Minor # 0xXX YZ00 Major # for c h a r .
Disk array device emulations 63 B Disk arr a y de vice emulations This appendi x provides infor m ati on about supported emulation s and devi ce type spe cificatio ns. Some pa rameters may not be relevant to your array . Consult y our HP represen tative for information a bout suppor ted configur ations for your system.
64 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX Sup por ted emul at ions XP Model OPEN Emula tion Ty p e OPEN Emula tion Suppor ted LU S E CVS LU S E & CVS OPEN-3 Ye s.
Disk array device emulations 65 De vice type s pecification s *Capacity = (512 x number of blocks) ÷ 10 24 2 De vice T ype (Not e 1) Cat e gory (Not e 2) Bl oc ks (5 1 2 b yt es ) Secto r Size (bytes.
66 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX Not e 1: The a vai labi li ty o f a disk type dep e nds on the dis k arra y . Not e 2: The devic es are defin e d to the host as SCSI disk devic es, even th ough the inter face is Fibr e Cha nnel.
Disk array device emulations 67 Example: For a CVS LUSE volume with ca pacity = 37 MB and n = 4 # of c ylinde rs = ↑ 37 × 1 024/720 ↑ × 4 = ↑ 52.
68 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX L U SE de vice parameter s De vice type Phy s ical ex t e n t size (PE) Max ph ysi cal ex t e n t s i z e (MP E) OPEN-K/3/8.
Disk array device emulations 69 OPE N - E*n n = 2 to 9 default default n = 10 8 1736 6 n = 1 1 8 1910 2 n = 12 8 2083 9 n = 13 8 2257 6 n = 14 8 2431 2 n = 15 8 2604 9 n = 16 8 2778 6 n = 17 8 2952 2 .
70 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX n = 33 8 5730 8 n = 34 8 5904 5 n = 35 8 6078 2 n = 36 8 6251 8 OPE N - L*n n = 2 to 3 default default OPEN-8/9/E-CVS OPE N.
Disk array device emulations 71 S C SI T I D map fo r F ibr e C han nel adapt er s When an a rbitrated loo p (AL) is esta blished or rees tablished, t he port addre sses are assigned aut omatically t o prevent duplicate TI Ds.
72 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX The mapp ing can not be done wh en these condi tions exist: • disk array devices a nd other types of devices a re connect.
Reference information for SAM 73 C Re ference inf orm ation for S AM The HP Syste m Admini strator Manager (SAM) is used to perform HP-UX system ad ministrati on functions, including: • setti ng up .
74 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX Config uring the de v ices using S AM The SAM Areas wi ndow displays t he system administ ration func tions and allows yo u to select the desired f unction. The Disks and File Systems functi on allows you to con figure new dis k devices for L VM operations.
Reference information for SAM 75 2. V erify th at the new d isk array devices are displayed i n the Disk Devices window . 3. Sele ct the devi ce to configur e, select the Action s menu, select Add , and then s elect Using the Logical V olume Manager .
76 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX Setting t he m aximum nu mber of v olume groups using S AM The HP-UX k ernel spe cifies the maxi m um number of volume groups t hat can be cr eated. The def ault is 10. Y ou may need to chang e this number to accommodate new devices on t he disk array .
Glossary 77 Gl os sa ry AL Arbitra t ed loop. AL-P A Arbitra t ed loop physica l address. array group A group of 4 or 8 phys ica l har d di sk dri ve s (HDDs) instal le d in an XP disk array a nd assigned a common RAID l evel. RAID1 arr ay groups are made up of 4 HDDs (2D+2D).
78 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX CVS Custom v olume size. CVS devices (OPEN-x CVS) are custom vol umes configur ed using array ma nagement softwa re to be smaller than normal fixed- size OPEN system volumes .
Glossary 79 LDEV Logical d evice. An LDEV is creat ed when a RAID group is ca rved into pi eces accordi ng to the select ed host emulat ion mode (t hat is, OPEN-3, OPEN-8 , OPEN-L). T he number of res ulting LDEVs depends on the select ed emulati on mode.
80 HP StorageWorks Disk Array XP Operating System Configuration Guide: HP-UX Remote Contr ol (RC) HP St orageW orks Remote Contro l XP . A softwar e product used f or managing XP a rrays. Remote W eb Console (R W C) HP St orageW orks XP Remote W eb Console.
Index 81 Inde x A arbitr ated-loop ph ysical addre ss 24 aut ho rized res e ller s 8 Auto LUN XP 17 Auto Path X P 17 auto -mount paramete rs, setting 52 B Business Copy XP 17 , 19 C Cache LUN XP 17 Cl.
82 HP StorageWorks Disk Array XP Operating System Configuration Guide : HP-UX device t ypes 65 featur es 16 inst allati on overvie w 20 not r eady messag e 58 oper ati ng sys tem vers io ns 16 requir .
Index 83 canno t be created 57 cre ating 45 file sy ste m s 47 , 51 LUN Configur ation and Secur ity Manager XP 16 , 21 , 29 , 30 LUN(s) cre ating 29 mapping 29 secu rity 27 LUSE device parameters 68 .
84 HP StorageWorks Disk Array XP Operating System Configuration Guide : HP-UX groups canno t be created 57 cre ating 42 setting maxi mum number 76 logical auto -mount para m ete rs 52 canno t be creat.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il HP XP12000 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del HP XP12000 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso HP XP12000 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul HP XP12000 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il HP XP12000, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del HP XP12000.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il HP XP12000. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo HP XP12000 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
