Freecom TAPEWARE AIT-450I Manual page 107

MODE SELSECT
Note 3: Example 2:
This example does not contains formatting overhead. Case 3.1: AIT mode tape with two partitions.
P0=2GB, P1=23GB. P1 contains 20GB of old data. Mode Select Page 32h Append Partition Page
indicates 5 GB for the partition size. This command will be rejected with a CHECK CONDITION and
ASC/ASCQ (83h/98h: Cannot append the new partition because the remaining capacity too short) and the
tape format will not be changed.
Case 3.2: AIT mode tape with two partitions. P0=2GB, P1=23GB. P1 contains 20GB of old data. Mode
Select Page 32h Append Partition Page indicates 3GB for the partition size. This command will not be
rejected. This command completes with Good status; however the new partition will be an empty partition.
After this command completes, Unit Attention condition is set for other Initiators, with ASC/ASCQ set to
2A01, Mode Parameters changed. After this command, Mode Sense Page 11h will show the following:
P0=2GB
P1=20GB (old data) + 3GB = 23 GB <--- new append partition.
P2=23 GB - 23 GB = 0 GB.
Case 3.3: AIT mode tape with two partitions. P0=2GB, P1=23GB. P1 contains 20GB of old data. Mode
Select Page 32h Append Partition Page indicates 2 GB for the partition size. This command completes
with Good status, and the Unit Attention condition is set for other Initiators, with ASC/ASCQ set to 2A01,
Mode Parameters changed. After this command, Mode Sense Page 11h will show the following:
P0=2GB
P1=20GB (old data) + 2GB = 22 GB <--- new append partition.
P2=23 GB - 22 GB = 1 GB.
Note 4: After partition appended, the Last Partition Number field of Volume Information in MIC indicates a valid
value, while the value in the Last Partition Number field of Volume Information on tape is not valid.
Note 5: The Append Partition Page operation is not allowed when the WP tab is set.
Note 6: Append Partition Page writes all buffered data to tape, before appending a partition.
SONY AIT-1 Turbo drive SDX-450V series Ver.1.0
6.Command Specification
6-53