Performance Characteristics; Internal Drive Characteristics (Transparent To User); Scsi Drive Seek, Read And Write Performance Characteristics (Visible To User); Access Time - Seagate HAWK 4 Series Product Manual

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5.0

Performance characteristics

5.1

Internal drive characteristics (transparent to user)

Drive Capacity
Read/Write Heads
Bytes/Track
Bytes/Surface
Tracks/Surface, Total
Tracks/Inch
Servo Heads
Internal Data Rate
Disc Rotational Speed
Average Rotational Latency
5.2 SCSI Seek, Read and Write performance characteristics (visible to user) [8]*
Refer to Section 11.7 and to the SCSI-2 Interface Product Manual 77738479 for additional timing details.
5.2.1

Access time

Average - Typical [3]
Max.
Single Track - Typical [3]
Max.
Full Stroke - Typical [3]
Max.
*[ ] All notes are listed in section 5.3.1
Product Manual - Hawk 4 Family (Wide) SCSI-2 (Volume 1), Rev. E
5170
19
68155
272
3992
4200
1
33.9 to 61.0
5411 +0.5%
5.54
Includes Controller Overhead
(without disconnect) [1] [4]
Read
ms
10.4
[2] 11.9
2.1 2.5
[2] 3.8
20.6
[2] 23.9
MByte (UNF)
Bytes (UNF, Avg)
Mbytes (UNF)
Tracks (user accessible)
TPI
1
Mbits/sec (variable with zone)
r/min
ms
Write
11.4
13.4
4.3
21.4
24.9