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Displaying status information

You display status information to find out whether you can read with a device or to verify that a tape drive is not in use.

Step

  1. To display status information about a tape device and the drive associated with it, enter the following command:
    mt -f device status

    device is the name of the tape device.

Example

filer1>mt -f nrst0a status
Tape drive: CERTANCEULTRIUM 3
Status: ready, write enabled
Format: LTO-3 800GB cmp
fileno = 0  blockno = 0  resid = 0
The following list describes the output of the command:
Tape drive
The model of the tape drive.
Status
Whether the tape drive is ready and write-enabled.
Format
The tape drive type, total capacity in gigabytes, and whether data compression is used.
fileno
The current tape file number; numbering starts at 0.
blockno
The current block number.
resid
The number of bytes that the drive attempted to write or read, but could not because it reached the end of the tape.