Log Sense Command
August 2016 Commands 89
Volume Statistics Log Parameter 0203h reports the used native capacity in MB (10
6
bytes) for each partition on the tape. The parameter uses the Volume Statistics Partition
Record Descriptor format shown in TABLE 3-45.
TABLE 3-45 Volume Statistics Partition Record Log Parameter Format
Byte
Bit
76543210
0
thru
1
(MSB)
Parameter code
(LSB)
2DUDS
TSD(0b) ETC
TMC
Format and
linking(11b)
3 Parameter length (n-3)
Volume statistics partition record descriptor(s)
4 Volume statistics partition record descriptor (first)
.
.
.
n Volume statistics partition record descriptor (last)
Parameter Value
Parameter code Defines volume statistics data parameter
0203h = Used native capacity of partitions in MB (10
6
bytes)
DU: Disable update 0 = Drive updates log parameter value
DS: Disable save 1 = saving the log is not supported
TSD: Target save 0 = Target provides a defined method of saving log
parameters
ETC: Enable threshold comparison 0 = Comparison not performed
TMC: Threshold met criteria 00b = Every update of cumulative value
Format and linking 11b = binary format list
Parameter length Number of bytes in the volume statistics partition record
descriptors
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