z/OS DFSMSdss Storage Administration
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Optional keywords

z/OS DFSMSdss Storage Administration
SC23-6868-01

FULL
Specifies that the full volume be restored. The dump data set must be a DFSMSdss full-volume physical dump. The default is FULL.
STARTTRK
Specifies that the designated range of tracks be restored. The dump data set can be a full-volume physical dump, a tracks dump, or a physical data set dump. Specify the STARTTRK keyword with a tracks dump or a physical data set dump. STARTTRK is not valid when FULL is specified.
Specify the track in the form (ccccccc,h), where ccccccc is the cylinder number and h is the head number. You can specify the cylinder and head numbers in either decimal or hexadecimal (for example, X'AC',X'E' for hexadecimal or 172,14 for decimal). Leading zeros are not required. The STARTTRK keyword is processed as follows:
  • When the ENDTRK keyword is not specified, the ending track is set to the last track on the volume.
  • When the starting track value is higher than the ending track value, an error message is issued and the restore operation ends.
  • When the starting track value exceeds the volume limits, an error message is issued and the restore operation ends.

Abbreviations: STRTRK and STRK.

ENDTRK
Specifies the ending track to be restored when STARTTRK is specified. This keyword is not valid when FULL is specified.
Specify the track in the form (ccccccc,h), where ccccccc is the cylinder number and h is the head number. You can specify the cylinder and head numbers in either decimal or hexadecimal (for example, X'AC',X'E' for hexadecimal or 172,14 for decimal). Leading zeros are not required. The ENDTRK keyword is processed as follows:
  • When the STARTTRK keyword is specified and the ENDTRK keyword is not specified, the ending track is set to the last track on the volume.
  • When the ending cylinder value exceeds the volume limits, the ending cylinder value is set to the last cylinder on the volume, and a warning message is issued.
  • When the ending head value exceeds the volume limits (exceeds the last head in a cylinder), the ending head value is set to the last head on the ending cylinder. In addition, a warning message is issued.
  • When the starting track value is higher than the ending track value, an error message is issued and the restore operation is ended.

Abbreviation: ETRK.

READCHECK
Specifies that a read-back check of the restored data be performed. READCHECK is the default. Abbreviations: READCHK, RDCHECK, RDCHK, and READ.
NOREADCHECK
Specifies that a read-back check of the restored data not be performed. Abbreviations: NOREADCHK, NREADCHK, and NREAD.
TAPEVOLSER (tserial)
Specifies the tape volume serial numbers of the tapes to be mounted by Stand-Alone Services when the tapes are in an IBM® tape library. Volumes are mounted by Stand-Alone Services in the order in which they are specified.

The maximum number of tape volume serial numbers that can be specified is 32. All of the specified tape volumes must be part of the same dump data set that is used for the restore.

The TAPEVOLSER keyword is ignored if the FROMDEV keyword does not specify a valid tape drive in a tape library.

Do not specify the TAPEVOLSER keyword when the tapes are mounted from the Library Manager Console with the Setup Stand-Alone Device Pop-up Window. See Using a tape library for information about tape libraries. Abbreviations: TAPEVOL and TPVOL.

FILE (nnnn)
Specifies the relative position, from the beginning of the tape volume, where the dump data set begins. Allowable values are from 1 to 9999. When the FILE keyword is not specified, the default value is 1. Leading zeros are not required. If the specified file number does not exist on the tape, unpredictable results can occur. For example, on 3400 tape devices with tape reels, an incorrectly specified file number can cause the tape to run off the end of the reel.

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