Performance Characteristics; Internal Drive Characteristics (Transparent To User); Scsi Drive Seek And Write Performance Characteristics (Visible To User); Access Time - Seagate ST32430N - Hawk 2.1 GB Hard Drive 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 5.54 ...................... 5.54 ............... ms
*Rounded off values.
5.2 SCSI Seek, Read and Write performance characteristics (visible to user) [8]*
The values given in section 5.2 apply to all models of the Hawk 2LP family unless otherwise specified. Refer
to Section 11.7 and to the SCSI-2 Interface Product Manual 77738479 for additional timing details.
5.2.1

Access time

Average -
Single Track -
Full Stroke -
*[ ] All notes for Sections 5.2 and 5.3 are listed in Section 5.3.1.
Product Manual - Hawk 2LP Family SCSI-2 (Volume 1), Rev. A
ST32430N/ND
2.59 ...................... 1.28 ............... GByte (UNF)*
9 ........................... 5
72000 ................... 64242 ............ Bytes (Avg)*
287.7 .................... 255.6 ............. Mbytes (UNF)
3992 ..................... 3992 .............. Tracks (user accessible)
4200 ..................... 4200 .............. TPI
1 ........................... 1
35.8 - 62.2 ............ 33.9 - 56.7 ..... Mbits/sec (variable with zone)
5411+ 0.5% .......... 5411 +0.5% ... r/min
Typical [3]
Max. [2]
Typical [3]
Max. [2]
Typical [3]
Max. [2]
ST31230N/ND
Including Controller Overhead
(without disconnect) [1] [4]
Drive Level
Read Write
ms
10.4 11.4
11.9 13.4
2.1 2.5
3.8 4.3
20.4 21.4
23.9 24.9