Table Of Contents - Seagate HAWK 4 Series Product Manual

vi
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1.0 Scope .......................................................................................................................................... 1
2.0 Applicable standards and reference documentation .............................................................. 2
2.1 Standards ....................................................................................................................... 2
2.2 Electromagnetic Compliance for the European Union ..................................................... 2
2.3 Applicable reference documents ..................................................................................... 2
3.0 General description ................................................................................................................... 3
4.0 Standard features ...................................................................................................................... 5
4.1. Performance ................................................................................................................... 5
4.1.1
4.2 Unformatted and formatted capacities ............................................................................ 6
4.3 Options (factory installed) ............................................................................................... 6
4.4 Optional accessories (user installed) .............................................................................. 6
4.5 Installation ....................................................................................................................... 7
5.0 Performance characteristics ..................................................................................................... 8
5.1 Internal drive characteristics (transparent to user) .......................................................... 8
5.2 SCSI drive Seek, Read and Write performance characteristics (Visible to User) ............ 8
5.2.1
5.2.2
5.2.3
5.2.4
5.3 Generalized performance characteristics ........................................................................ 10
5.3.1
5.4 Start/stop time ................................................................................................................ 12
5.5 Prefetch/multi segmented cache control ......................................................................... 12
5.5.1
5.5.2
5.6 Caching write data .......................................................................................................... 14
6.0 Reliability specifications ........................................................................................................... 15
6.1 Error rates ....................................................................................................................... 15
6.1.1
6.1.2
6.1.3
6.1.4
6.2 Reliability and service ..................................................................................................... 16
6.2.1
6.2.2
6.2.3
6.2.4
6.2.5
6.2.6
6.2.7
Product Manual - Hawk 4 Family (Wide) SCSI-2 (Volume 1), Rev. E

Table of contents

Reliability ............................................................................................................ 5
Access time ........................................................................................................ 8
Format drive command execution time ............................................................... 9
Read data command execution time ................................................................... 9
Write data command execution time ................................................................... 9
Notes for sections 5.2 and 5.3 ............................................................................ 11
Cache operation ................................................................................................. 12
Prefetch operation .............................................................................................. 13
Read errors ........................................................................................................ 15
Environmental interference ................................................................................ 15
Write errors ........................................................................................................ 16
Seek errors ........................................................................................................ 16
Mean time between failure ................................................................................. 16
Preventive maintenance ..................................................................................... 16
Service life ......................................................................................................... 16
Service philosophy ............................................................................................. 17
Installation .......................................................................................................... 17
Service tools ...................................................................................................... 17
Product Warranty ............................................................................................... 17