Chapter 4. Sense Keys and Additional Sense
Note: If temporary error reporting is enabled, many combinations of the Additional Sense Code and Additional Sense Code Qualifier (ASC/ASCQ) are possible.
Table 109. Sense Keys and Additional Sense
Sense Key | Additional Sense | Explanation |
| (ASC/ASCQ) |
|
|
|
|
No Sense | No Additional Sense | The flags in the sense data indicate the reason for |
(0h) | (0000h) | the command failure. |
|
|
|
No Sense | Mark (0001h) | A READ or a SPACE command has terminated early |
(0h) |
| because a file mark has been encountered. The File |
|
| Mark flag is set. |
|
|
|
No Sense | EOM (0002h) | A WRITE or WRITE FILE MARKS command ended |
(0h) |
| in the early warning area. EOM flag is set. |
|
|
|
No Sense | BOM (0004h) | A SPACE command ended at Beginning of Tape. The |
(0h) |
| EOM bit is also set. |
|
|
|
No Sense | Op in Progress | A new operation could not be carried out because an |
(0h) | (0016h) | operation is currently in progress. |
|
|
|
No Sense | Drive Requires | The drive has detected that a cleaning operation is |
(0h) | Cleaning (8282h) | advisable to maintain good operation. |
|
|
|
Recovered | No Additional Sense | A recovered error has occurred. |
Error (1h) | (0000h) |
|
|
|
|
Recovered | Write Error (0C00h) | A write error occurred, but was recovered. Data was |
Error (1h) |
| written to tape successfully. |
|
|
|
Recovered | Read Error (1100h) | A read error occurred, but was recovered. Data was |
Error (1h) |
| successfully read from tape. |
|
|
|
Recovered | Recovered Data with | An error occurred, but was successfully recovered |
Error (1h) | Retries (1701h) | with retries. |
|
|
|
Recovered | Media Load or Eject | A LOAD or UNLOAD command required retries to |
Error (1h) | Error (5300h) | complete successfully. |
|
|
|
Recovered | Failure Prediction | Failure Prediction thresholds have been exceeded, |
Error (1h) | Threshold (5D00h) | indicating that a failure may occur soon. |
|
|
|
Not Ready | Cause Not | A tape is present in the drive, but it is in the process |
(2h) | Reportable (0400h) | of being unloaded. |
|
|
|
Not Ready | Becoming Ready | A medium access command has been received |
(2h) | (0401h) | during a |
|
| reported LOAD command. |
|
|
|
Not Ready | Initializing Command | A tape is present in the drive, but it is not logically |
(2h) | Required (0402h) | loaded. A LOAD command is required. |
|
|
|
Not Ready | Cleaning Cartridge | An operation could not be carried out because the |
(2h) | Installed (3003h) | tape in the drive is a cleaning cartridge. |
|
|
|
Not Ready | Cleaning Failure | A cleaning operation was attempted, but could not be |
(2h) | (3007h) | completed for some reason. |
|
|
|
Not Ready | Medium Not Present | A media access command has been received when |
(2h) | (3A00h) | there is no tape loaded. |
|
|
|
Not Ready | Logical Unit Has Not | The drive has powered on, has not completed its self |
(2h) | test sequence, and cannot process commands. | |
| (3E00h) |
|
|
|
|
© Copyright IBM Corp. 2001, 2000 | 89 |
