Manuale d’uso / di manutenzione del prodotto ST9450304SS del fabbricante Seagate
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Product Manual Savvio ® 10K.4 SAS 100539221 Rev . A December 2009 St andard Models ST9600204SS ST9450404SS Self-Encrypting Drive Models ST9600104SS ST9450304SS.
Revision history Copyright © 2009 Seagate T echnology LLC. All right s reserved. Printed in U.S.A. Publication number: 1005 39221, Rev . A December 2009 Seagate, Seag ate T ech nology and the W ave logo are registered trademarks of Seagate T echnology LLC in the United S tates and/or other countries.
Savvio 10K.4 SAS Product Manual, Rev. A i Content s 1.0 Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 2.0 Applicable standards and reference documentation .
ii Savvio 10K.4 SAS Pr oduct M anual, Rev. A 6.5.1 Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 6.5.2 Relative humidit y . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Savvio 10K.4 SAS Product Manual, Rev. A iii 10.5.2 Differential signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64 10.6 SAS-2 Specification compliance . . . . . . . . . . . . . . . . . . . . . . . .
iv Savvio 10K.4 SAS Pr oduct M anual, Rev. A.
Savvio 10K.4 SAS Product Manual, Rev. A 1 List of Figures Figure 1. Current prof iles fo r 600G B mo de ls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Figure 2. Current prof iles fo r 450G B mo de ls . .
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Savvio 10K.4 SAS Product Manual, Rev. A 1 1.0 Scope This manual describes Seagate T echnology ® LLC, Savvio ® 10K.4 SAS (Serial Attach ed SCSI) disc drives. Savvio drives support the SAS Protocol specifications to the ex tent described in this manual.
2 Savvio 10K.4 SAS Pr oduct Manua l, Rev. A 2.0 Applicable st andards and reference document ation The drives documen te d in this m anu al have bee n develo ped as system peripher als to the highest st anda rds of design and constructio n.
Savvio 10K.4 SAS Product Manual, Rev. A 3 2.1.2 Electromagnetic compliance Seagate uses an in dependent laborator y to confirm comp liance with the di rectives/s t andards for CE Marking and C-T ick Marking. The dr ive was tested in a r epresen t ative system for typical applications.
4 Savvio 10K.4 SAS Pr oduct Manua l, Rev. A 2.1.3 European Union Restriction of Hazardous Subst ances (RoHS) The Europea n Union Restric tion of Haz ardous Subs tances (RoHS) Dire ctive restricts the pr esence of ch emical substances, including Lea d (Pb), in electronic product s ef fective July 2006.
Savvio 10K.4 SAS Product Manual, Rev. A 5 3.0 General description Savvio drives provide high performance, high ca pacity da ta storag e for a variety of systems includin g engi- neering workst ations, network servers, mainframes, and supercomputer s.
6 Savvio 10K.4 SAS Pr oduct Manua l, Rev. A 3.1 St andard features Savvio ® 10K.4 SAS drives have the following standa rd features: • 1.5 / 3 / 6 Gb Serial Att ached SCSI (SAS) interface • Integr.
Savvio 10K.4 SAS Product Manual, Rev. A 7 3.3 Performance • Programmabl e multi-se gmentab le cache buf fer • 600Mb/s maximum inst ant aneous dat a transfers.
8 Savvio 10K.4 SAS Pr oduct Manua l, Rev. A 3.7 Factory-inst alled options Y ou may order the following items whic h are incorporated at th e manufacturing facility during production or packaged befo re shipping.
Savvio 10K.4 SAS Product Manual, Rev. A 9 4.0 Performance characteristics This section provides detailed inform ation concerning perfor mance-r elate d characteristics an d features of Sav- vio drives.
10 Savvio 10K.4 SAS Pr oduct M anual, Rev. A 4.2.2 Format command ex e cuti o n tim e for 512-byte sec tor s (mi nu tes ) Note. There is no significant difference in the form at time between SED a nd non-SED models of the same ca p aci ty . 4.2.3 General perfo rmance cha racteristics 4.
Savvio 10K.4 SAS Product Manual, Rev. A 11 4.4 Prefetch/multi-segmented cache control The drive provides a prefetch (read look-a head) and mu lti-seg mented cache control al gorithms that in many cases can enhance system performance. Cache refers to the drive buf fer stora ge space when it is used in cache operations.
12 Savvio 10K.4 SAS Pr oduct M anual, Rev. A If read caching is en abled (RCD=0), th en data written to t he med ium is reta ined in the cache to be made avail- able for fu ture read cache hit s. The sam e buf fer sp ace and segment ation is used a s set up for read functions.
Savvio 10K.4 SAS Product Manual, Rev. A 13 5.0 Reliability specifications The following reliability specifications assume correct host and drive operational interfac e, including all inter- face timings, power supply volt ages, environment al requirements and drive mou n tin g con s t ra ints.
14 Savvio 10K.4 SAS Pr oduct M anual, Rev. A 5.1.3 Seek errors A seek error is defined as a failure of the drive to posi tion the heads to the addr essed track. After detecting an initial seek error , the drive automatically perfor ms an er ror recovery process.
Savvio 10K.4 SAS Product Manual, Rev. A 15 Caution. The drive motor must come to a complete stop prior to changi ng the plane of operation . This time is required to insure dat a integrity . 5.2.4 S.M.A.R.T . S.M.A.R.T . is an acronym for Self-Monitoring Analysis and Reporting T e chnology .
16 Savvio 10K.4 SAS Pr oduct M anual, Rev. A S.M.A.R.T . measures error rates. All errors for each mo nitor ed attribute are recor ded. A counter keep s track of the number of erro r s fo r the current interval. Th is counter is referred to as the Failure Counter .
Savvio 10K.4 SAS Product Manual, Rev. A 17 5.2.6 Drive Self T est (DST) Drive Self T est (DST) is a technology designe d to recogn ize drive fault conditions th at qualify the drive as a failed unit. DST validates the functiona lity of the drive at a system level.
18 Savvio 10K.4 SAS Pr oduct M anual, Rev. A 5.2.6.2. 3 Short and extended tests DST has two testing optio ns: 1. short 2. extended These testing options are describ ed in the following two subsections. Each test consists of three segment s: an electrical te st segment, a servo test s egm ent, and a re ad/ve rify s can segment.
Savvio 10K.4 SAS Product Manual, Rev. A 19 5.2.7 Product wa rranty Beginning on the date of shipment to the customer an d continuing for the period specified in your pu rchase contract, Seagate war ra.
20 Savvio 10K.4 SAS Pr oduct M anual, Rev. A 6.0 Physical/electrical specifications This section provides information relating to the physical and electrical character istics of the drive.
Savvio 10K.4 SAS Product Manual, Rev. A 21 6.1.1 PowerChoice reporting methods PowerChoice TM provides these reporting me thods for trackin g purposes: Request Sense command report s • Current power conditio n • Method of en try Note. Processing the Request Sense command does not impact the drive ’s po wer save state.
22 Savvio 10K.4 SAS Pr oduct M anual, Rev. A T able 2: 600GB standard drive DC power requirement s Notes 600GB standard model 3.0Gb mode 600 GB standard model 6.0Gb mod e (Amps) (Amp s) (Amp s) (Amp s) V oltage +5V +12V [2 ] +5V +12V [2] Regulation [5] ±5% ±5% [2] ±5% ±5% [2] Avg idle current DC [1] [7] 0.
Savvio 10K.4 SAS Product Manual, Rev. A 23 [1] Measured with average reading DC ammeter . Instant aneous +12V cu rrent peaks will exceed these val - ues. Power supply at nominal volt age. N (number of drives tested) = 6, 35 Degrees C amb ient. T able 3: 450GB standard model DC power requirement s Notes 450GB standard model 3.
24 Savvio 10K.4 SAS Pr oduct M anual, Rev. A [2] For +12 V , a –10% tolerance is allowed du ring initial spindle st art but must return to ±5% befor e reaching 9,936 RPM. The ±5% must be maint ained after the drive signifies that its power-up sequence has bee n completed and th at the dr ive is able to acce pt selectio n by the host initiator .
Savvio 10K.4 SAS Product Manual, Rev. A 25 General DC power requirement notes. 1. Minimum cu rrent loading for each su pply voltage is not less than 1.7% of the ma ximum operating curren t shown. 2. The +5V and +12V supplies should employ sep arate groun d returns.
26 Savvio 10K.4 SAS Pr oduct M anual, Rev. A 6.3.3 Current profiles The +12V and +5V current profiles fo r the Savvio 10K.4 drives are shown below . Figure 16.
Savvio 10K.4 SAS Product Manual, Rev. A 27 Figure 17. Current pr ofiles for 450GB models Note: All times and currents are typical. See T ables 2 and 3 for maximum current requirements.
28 Savvio 10K.4 SAS Pr oduct M anual, Rev. A 6.4 Power dissip ation 600 GB models in 3Gb operation T ypical power dissipation und er operating conditions in 3Gb operation is 8.23 watt s (28.08 BTUs per hour). T o obtain ope rating power for typical random read o peratio ns, ref er to th e following I/ O rate cu rve (see Fig ure 18).
Savvio 10K.4 SAS Product Manual, Rev. A 29 600GB models in 6Gb operati on T ypical power dissipa tion under ope rating conditions in 6 Gb operation is 8.29 watts ( 28.29 BTUs per hour). T o obtain ope rating power for typical random read o peratio ns, refer to the following I/O rate curve (see Figure 18).
30 Savvio 10K.4 SAS Pr oduct M anual, Rev. A 450GB models in 3Gb operati on T ypical power dissipation und er operating conditions in 3Gb operation is 8.48 watts ( 28.93 BTUs per hour). T o obtain ope rating power for typical random read o peratio ns, ref er to th e following I/ O rate cu rve (see Fig ure 18).
Savvio 10K.4 SAS Product Manual, Rev. A 31 450GB models in 6Gb operati on T ypical power dissipa tion under ope rating conditions in 6 Gb operation is 8.53 watts ( 29.10 BTUs per hour). T o obtain ope rating power for typical random read o peratio ns, refer to the following I/O rate curve (see Figure 18).
32 Savvio 10K.4 SAS Pr oduct M anual, Rev. A b. Non-operatin g –40° to 158°F (–40° to 7 0°C) package a mbient with a maximum g radient of 68°F (20 °C) per hour . This specification assumes that the dr ive is p ackaged in the ship ping conta iner designed b y Seagate for use with drive.
Savvio 10K.4 SAS Product Manual, Rev. A 33 6.5.4.1 S hock a. Operating—normal The drive, as inst alled for normal op eration, shall operate e rror free while su bjected to intermittent shock not exc.
34 Savvio 10K.4 SAS Pr oduct M anual, Rev. A c. Packaged Disc drives shipped as loose load (not palletized) general freight will be packaged to withs tand drop s from heights as define d in the table below . For additional details refer to Seagate specifications 30190-00 1 (under 100 lbs/45 kg) or 30191-00 1 (over 100 lbs/45 Kg).
Savvio 10K.4 SAS Product Manual, Rev. A 35 6.5.4.2 Vibration a. Operating—normal The drive as inst alled for n ormal operation, shall comply with the complete sp ecified performance while subjected to continuous vi bration not exceeding 5-500 Hz @ 0.
36 Savvio 10K.4 SAS Pr oduct M anual, Rev. A 6.5.7 Acou stics Sound powe r during idle m ode shall b e 3.0 bels t ypical when measured to ISO 777 9 specification . There will not be any discret e tones more than 10 dB above the masking noise on typical drives when mea- sured according to Seagate specificat ion 30553-001.
Savvio 10K.4 SAS Product Manual, Rev. A 37 6.6 Mechanical specifications The following nominal dimensions are exclusive of the de corative front panel accesso ry . However , dimensions of the front p anel are shown in figure below . Refer to Figure 24 for de t ailed mo untin g con figuration dime nsions.
38 Savvio 10K.4 SAS Pr oduct M anual, Rev. A 7.0 About self-e ncrypting drives Self-encrypting d rives (SEDs) of fer encryption and secu rity services for the protection of sto red data, com- monly known as “protection of data at rest.
Savvio 10K.4 SAS Product Manual, Rev. A 39 7.2.2 Locking SP The Locking SP contro ls read/write a ccess to the med ia and the cryptographic e rase feature.
40 Savvio 10K.4 SAS Pr oduct M anual, Rev. A 7.6 Cryptographic erase A significant featur e of SEDs is the ability to perfo rm a cryptographic er ase. This involves the host telling the drive to change the dat a encryption ke y for a p articu lar ban d.
Savvio 10K.4 SAS Product Manual, Rev. A 41 8.0 Defect and erro r manageme nt Seagate continues to use innova tive technologies to manage defect s and errors. The se technologies are designed to increase dat a integrity , perform drive self-ma intenance, and validat e proper drive operation.
42 Savvio 10K.4 SAS Pr oduct M anual, Rev. A The drive firmware er ror recovery algorithms con sists of 1 1 levels for read recoveries and five levels for write. Each level may consist of multiple st eps, where a step is defined as a re cove ry function involving a single re- read or re-write atte mpt.
Savvio 10K.4 SAS Product Manual, Rev. A 43 8.4 Background Media Scan Background Media Scan ( BMS) is a self-initiated me di a scan. BMS is defined in the T10 docum ent SPC-4 available from the T10 co mmittee. BMS perform s sequentia l reads across the entire pack of the media while the drive is idle.
44 Savvio 10K.4 SAS Pr oduct M anual, Rev. A 8.7 Idle Read Af ter W rite Idle Read After W r ite (IRA W) utilizes idle time to verify the integrity of rece ntly written data.
Savvio 10K.4 SAS Product Manual, Rev. A 45 9.0 Inst allation Savvio disc drive installation is a plug-and-p lay pro cess. There are no jump ers, switch es, or term inators o n the drive. SAS drives are designed to be used in a host system that provides a S AS-compatible backplane with bays designed to accomodate the drive.
46 Savvio 10K.4 SAS Pr oduct M anual, Rev. A 9.2 Cooling Cabinet cooling must be desig ned by the customer so that the ambient tem perature immed iately surrounding the drive will not exceed temperat ure conditions specified in Section 6.5.1, "T emperature.
Savvio 10K.4 SAS Product Manual, Rev. A 47 9.3 Drive mounting Mount the drive usin g the bottom or side mounting hole s . If you mou nt the drive using th e bottom holes, ensure that you do not physica lly distort the drive by at tempting to mount it on a stiff, no n-flat surface.
48 Savvio 10K.4 SAS Pr oduct M anual, Rev. A 10.0 Interface requirement s This section partially describes the interface requ irement s as implemented on Savvio drive s. Additional info r- mation is provided in the SAS Interface Manual (p art number 1 00293071).
Savvio 10K.4 SAS Product Manual, Rev. A 49 10.2 Dual port support Savvio SAS drives have two indep endent port s. These ports may be connected in the same or dif ferent SCSI domains. Each drive port has a unique SAS address. The two ports have the capabilit y of independent port clocki ng (e.
50 Savvio 10K.4 SAS Pr oduct M anual, Rev. A 10.3 SCSI commands supported T able 7 lists the SCSI commands suppor ted by Savvio dr ives. T able 7: Supported commands Command name Command code Supporte.
Savvio 10K.4 SAS Product Manual, Rev. A 51 Last n Deferred Errors or Asyn chronous Event s pag e (0Bh) N Last n Error Events p age (07h) N Non-medium Er ror p age (06h) Y Pages Supported list (00h) Y .
52 Savvio 10K.4 SAS Pr oduct M anual, Rev. A Read Buffer (modes 0, 2, 3, A h and Bh su pported) 3Ch Y (non -SED drives only) Read Cap acity (10) 25h Y Read Cap acity (1 6) 9Eh/10h N Read Defect Data (.
Savvio 10K.4 SAS Product Manual, Rev. A 53 [1] Savvio drives can format to 512, 520, 524 or 528 bytes per logical block. [2] W arning. Power loss du ring flash programming can result in firmware corr uptio n. This usually makes the drive inoperable. [3] Reference Mode Sense command 1Ah for mo de pag es supported.
54 Savvio 10K.4 SAS Pr oduct M anual, Rev. A 10.3.1 Inquiry data T able 8 lists the Inquiry command dat a that the dr ive should return to the initiator pe r the format given in th e SAS Interfac e Manual . T able 8: Savvio inquiry dat a * Copyright year (change s with actual year).
Savvio 10K.4 SAS Product Manual, Rev. A 55 On drives requiring uniq ue saved values, the r equired unique sa ved values are sto red into the save d val - ues storage location on the media prior to shipping th e dr ive. Some drives may have un ique firmware with unique default values also.
56 Savvio 10K.4 SAS Pr oduct M anual, Rev. A T able 9: Mode Sense dat a for ST9600204SS and ST9600104 SS dr iv es MODE DATA HEADER: 01 92 00 10 00 00 00 08 BLOCK DESCRIPTOR: 45 dd 2f b0 00 00 02 00 MO.
Savvio 10K.4 SAS Product Manual, Rev. A 57 T able 10: Mode Sense values for ST94504 04SS and ST9450304SS drives MODE DATA HEADER: 01 92 00 10 00 00 00 08 BLOCK DESCRIPTOR: 34 65 f8 70 00 00 02 00 MODE.
58 Savvio 10K.4 SAS Pr oduct M anual, Rev. A 10.4 Miscellaneous operating features and conditio ns T able 1 1 lists vario us featur es and cond itions. A “Y” in the support column indicates th e feature or condition is supported. An “N” in the support column indicates the feat ure or condition is not supported.
Savvio 10K.4 SAS Product Manual, Rev. A 59 10.4.1 SAS physical interfac e Figure 27 shows the location of the SAS device c onnector J1. Figures 28 and 29 provide the dimensions of the SAS connector . Details of the physical, electrical, an d logical ch aracteristics are provided wi thin this section.
60 Savvio 10K.4 SAS Pr oduct M anual, Rev. A Figure 28. SAS device plug dim ensions C OF DATUM B L 5.08 1.27 (6X) 1.27 (14X) 15.875 0.35MIN 15.875 33.43 0.05 B 4.90 0.08 0.84 0.05 (22X) 0.15 B P15 P1 S7 S1 SEE Detail1 0.30 0.05 (4X) 4.00 0.08 0.15 D 0.
Savvio 10K.4 SAS Product Manual, Rev. A 61 Figure 29. SAS device plug dim ensions (detail) 6.10 Detail A 0.30 0.05 x 45 (5X) 0.40 0.05 X 45 (3X) CORING ALLOWED IN THIS AREA. 2.25 0.05 4.85 0.05 0.10 B E S14 S8 4.40 0.15 SEE Detail 2 3.90 0.15 SECTION A - A SECTION C - C A 0.
62 Savvio 10K.4 SAS Pr oduct M anual, Rev. A 10.4.2 Physical characteristic s This section defines phys ical interface co nnector . 10.4.3 Connector requirement s Contact your preferr ed connector manufacturer for mati ng par t information.
Savvio 10K.4 SAS Product Manual, Rev. A 63 10.4.6 SAS transmitte rs and receivers A typical SAS differential copper transmitter and receiver pair is shown in Figure 30. The receiver is AC cou- pling to eliminate ground shif t noise. Figure 30. SAS transmitters and receivers 10.
64 Savvio 10K.4 SAS Pr oduct M anual, Rev. A The Ready LED Out signal is designed to pu ll down t he cath ode of an LED. T he anode is att ached to th e proper +3. 3 volt su pply thro ugh an ap prop riat e cur ren t limitin g resist or . The LED and the curr ent lim iting re sis- tor are ext ernal to th e drive.
Savvio 10K.4 SAS Product Manual, Rev. A 65 1 1.0 Seagate T echnolo gy support services Internet For information regarding Se agate produ cts and services, visit www . sea gate.com . Worldwide support is available 24 hours da ily by email fo r your questions.
66 Savvio 10K.4 SAS Pr oduct M anual, Rev. A Customer Service Operations W arranty Servi ce Seagate of fers worldwide custome r su ppo rt for Seag ate product s. Seagate d istr ibuto r s, OEMs and ot her direct customers should contact their Seagate Customer Ser v ice Operat ions (CSO) re presentative for warr anty- related issues.
Savvio 10K.4 SAS Product Manual, Rev. A 67 Index Numerics 12 volt pins 63 5 volt pins 63 6 Gbps 64 A abort task set function 48 AC coupling 63 AC power requirements 21 ACA active status 58 ACA active,.
68 Savvio 10K.4 SAS Pr oduct M anual, Rev. A dimensions 37 disc rota tion speed 9 drive 35 drive characteristics 9 drive failure 14 Drive Locking 39 drive mounting 37 , 47 drive select 62 dual port su.
Savvio 10K.4 SAS Product Manual, Rev. A 69 logical block address 11 logical block reallocation scheme 6 logical block size 6 , 10 logical segments 11 M maintenance 13 Makers Secure ID 38 maximum delayed motor start 22 , 23 maximum start current 22 , 23 maximum temperature 31 mean time betw ee n fa ilur e.
70 Savvio 10K.4 SAS Pr oduct M anual, Rev. A receivers 63 recommended m ounting 34 Recoverable Errors 13 recovered me d ia da ta 13 reference documents 4 relative humidity 32 reliability 7 specificati.
Savvio 10K.4 SAS Product Manual, Rev. A 71 W warranty 19 Z zero latency read 58 zone bit recording (ZBR) 6.
72 Savvio 10K.4 SAS Pr oduct M anual, Rev. A.
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Seagate T echnology LLC 920 Disc Drive, Scotts V alley, California 95066 -4544, USA Publication Number: 1005392 21, Rev . A, Printed in USA.
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 Seagate ST9450304SS 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 Seagate ST9450304SS - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Seagate ST9450304SS imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Seagate ST9450304SS ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Seagate ST9450304SS, 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 Seagate ST9450304SS.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Seagate ST9450304SS. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Seagate ST9450304SS 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.
