TAPE UNIT SCSI COMMANDS

M2488 PRODUCT GUIDE

4-3.33.3 WRITE FILEMARKS Sense Keys

One of the following sense keys may be returned if a CHECK CONDITION was indicated:

SENSE KEY

CONDITION

 

DESCRIPTION

 

 

 

0h

NO SENSE

Tape is positioned between the Early-Warning position and End-

 

 

of-Tape with Immed=0, all buffered data and buffered filemarks

 

 

and new filemarks were written successfully.

1h

RECOVERED ERROR

1. Recovery was performed when writing buffered data

 

 

2.

Retries were needed to complete the write of the new filemarks.

2h

NOT READY

Logical Unit was not ready (tape was not loaded or wasn’t ready).

3h

MEDIUM ERROR

1.

Write of data or filemarks failed due to defective tape.

 

 

2.

An attempt was made to write 36-track data on 18-track format-

 

 

 

ted medium.

 

 

3.

The tape length in the cartridge is too long or too short.

4h

HARDWARE ERROR

Write of data or filemarks failed due to a hardware failure.

5h

ILLEGAL REQUEST

1. Reserved bit was found set in the CDB of the WRITE

 

 

 

FILEMARKS command.

 

 

2.

Immediate bit set to 1 when not operating in buffered mode.

 

 

 

(Immed = 1, Buffer Mode = 0h)

 

 

3.

The Flag bit was set but the Link bit was not set.

6h

UNIT ATTENTION

Indicates the WRITE FILEMARKS command was not performed

 

 

due to one of the following:

 

 

1.

The tape cartridge may have been changed.

 

 

2.

The target has been reset.

 

 

3.

The Mode parameters have been changed by another initiator.

 

 

4.

The version of the microcode has been changed (microcode

 

 

 

downloaded).

 

 

5.

A cartridge was loaded with a tape length that is too long or too

 

 

 

short.

7h

DATA PROTECT

Attempting write-type operation to a write-protected cartridge.

8h

BLANK CHECK

 

 

Bh

ABORTED COMMAND

WRITE FILEMARKS command was aborted.

Dh

VOLUME OVERFLOW

New filemarks or previously buffered filemarks or data could not

 

 

be written to tape because End-of-Tape has been reached.

 

 

 

 

4-152

CG00000-011503 REV. A

April 1997

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Fujitsu M2488 manual Write Filemarks Sense Keys, Blank Check Aborted Command