User Guide

2-4 Ampex 1308911-02
Model No.
Running Head
Tape Device Driver Software Overview
Synchronize (flush) tape drive buffer dd2_weof_tape
(see paragraph 6.20 on page 6-61)
dst_weof ()
(see paragraph 5.22 on page 5-66)
dst_weof_ex ()
(see paragraph 5.23 on page 5-68)
TAPE DRIVE CAPABILITIES
Get tape drive capabilities dd2_query_drive dst_getdrive ()
(see paragraph 5.6 on page 5-22)
dst_getdrive_ex ()
(see paragraph 5.7 on page 5-26)
TAPE DRIVE STATISTICS
Get tape drive error statistics. dst_getlog ()
(see paragraph 5.8 on page 5-31)
Get tape drive service statistics.
dst_getlog() reports more information
than dd2_getlog_drive .
dd2_getlog_drive
(see paragraph 6.5 on page 6-14)
dst_getlog ()
(see paragraph 5.8 on page 5-31)
Get tape drive operational statistics. dd2_getlog_drive dst_getlog ()
Get tape drive diagnostics statistics. dd2_getlog_drive dst_getlog ()
Clear tape drive Error and Operational
Statistics Logs.
dd2_clrlog_drive
(see paragraph 6.3 on page 6-7)
dst_clrlog ()
(see paragraph 5.3 on page 5-12)
TAPE DRIVE TRACE LOGS
Get Transport Control Firmware trace
log
dd2_gettrace_drive
(see paragraph 6.8 on page 6-23)
dst_gettrace ()
(see paragraph 5.12 on page 5-42)
Get Process Control Firmware trace
log
dd2_gettrace_drive
(see paragraph 6.8 on page 6-23)
dst_gettrace ()
(see paragraph 5.12 on page 5-42)
Get Recorder Control Firmware trace
log
dd2_gettrace_drive
(see paragraph 6.8 on page 6-23)
dst_gettrace ()
(see paragraph 5.12 on page 5-42)
Get SCSI trace log dd2_gettrace_drive
(see paragraph 6.8 on page 6-23)
dst_gettrace ()
(see paragraph 5.12 on page 5-42)
TAPE DRIVE READ/WRITE PERFORMANCE
Measure overall read performance of
SCSI device and host
dd2_read_perf
(see paragraph 6.11 on page 6-35)
Measure overall write performance of
SCSI device and host
dd2_write_perf
(see paragraph 6.21 on page 6-63)
Table 2-1. DST/DIS Tape Drive Software Operations (Continued)
Operation DD-2 Utility libdd2 API Function