User Guide

Ampex 1308911-02 B-13
Device Special Files Introduction
Default Actions During Close
*.0
*.4
*.8
*.12
DST_NO_FM —
Off
If the last command issued before the close() was a SCSI Write command, writes
a single filemark (flushing any data in the tape drive buffer to tape).
DST_NO_FLUSH — Off
Flushes the tape drive buffer to tape.
DST_NO_REWIND — Off
Sets the current position to BOP (which implicitly flushes the tape drive buffer to
tape even though a file mark is not written).
DST_NO_RESERVE — Off
Releases the tape drive for concurrent operation.
*.1
*.9
DST_NO_FM — Off
If the last command issued before the close() was a SCSI Write command,
writes a single filemark (flushing any data in the tape drive buffer to tape).
DST_NO_FLUSH — Off
Flushes the tape drive buffer to tape.
DST_NO_REWIND — On
Does not change the current position.
DST_NO_RESERVE — Off
Releases the tape drive for concurrent operation.
*.2
*.10
DST_NO_FM — On
Does not write a filemark automatically. (You can, however, write a filemark at or
before close by issuing a Write Filemark command.)
DST_NO_FLUSH — Off
Flushes the tape drive buffer to tape.
DST_NO_REWIND — Off
Sets the current position to BOP (which implicitly flushes the tape drive buffer to
tape even though a file mark is not written).
DST_NO_RESERVE — Off
Releases the tape drive for concurrent operation.
Table B-5. .DEC, HP-UX, and Solaris Device Special Files Default Actions (Continued)
Device Special File
1
Interface Parameter Setting and Action Performed