User Guide

Ampex 1308911-02 E-1
Statistics Introduction
Appendix E
Statistics
E.1 Introduction
This section describes tape drive service and operational statistics parameters.
E.2 Service Statistics Parameters (Log Page 31h)
The Service Statistics Parameters are reported by dst_getlog() and dd2_getlog_drive.
Table E-1. Service Statistics Log Parameters – Log Page 31h
Parameter
Code
Description
0 Power-on Seconds
1 Scanner-on Seconds
2 Tape Tension-on Seconds
3 Air pump-on seconds
4 Scanner Heads Contact Seconds (Total) [Not Clearable]
5 Longitudinal Heads Contact Seconds (Total)
6 Longitudinal Heads Contact Seconds (Total With Tape Motion)
7 Longitudinal Heads Contact Seconds During Tape Positioning
8 Scanner Heads R1,2 Contact Seconds (Total)
9 Scanner Heads R3,4 Contact Seconds (Total)
10 Scanner Heads P1,2 Contact Seconds (Total)
11 Scanner Heads P3,4 Contact Seconds (Total)
12 Scanner Heads R1,2 Contact Seconds Without Tape Motion
13 Scanner Heads R3,4 Contact Seconds Without Tape Motion
14 Scanner Heads P1,2 Contact Seconds Without Tape Motion
15 Scanner Heads P3,4 Contact Seconds Without Tape Motion
16 Reserved