FILEDEF DMSFLD 7 04I INVALID CLEAR REQUEST A CLEAR request was entered for a file definition that does not
exist; no action is taken. USER LABELS BYPASSED ON DATA SET 'data set name'
This message is displayed when you issue a FILEDEF command for an OS data set that contains user labels. The message is displayed the first time you issue the FILEDEF command after accessing the disk
on which the data set resides. DMSFLD003E INVALID OPTION 'option' RC=24 DMSFLD023E NO FILETYPE SPECIFIED RC=24 DMSFLD027E INVALID DEVICE 'device name' RC=24 DMSFLD02QE INVALID PARAMETER 'parameter' IN THE OPTION 'option' FIELD
RC=24 DMSFLD035E INVALID TAPE MODE RC=24 DMSFLD050E PARAMETER MISSING AFTER DDNAME RC=24 DMSFLD065E 'option' OPTION SPECIFIED TWICE RC=24 DMSFLD066E 'option' AND 'option' ARE CONFLICTING OPTIONS RC=24 DMSFLD070E INVALID PARAMETEF 'parameter' RC=24 DMSFLD221E INVALID DATA SET NAME 'data set name' RC=24 DMSFLD224E FILEID ALREADY IN USE RC=24
96 IBM VM/370 eMS Command and Macro Reference

FORMAT FORMAT Use the FORMAT command to: • Initialize a virtual disk (minidisk) for use with CMS files • Count or reset the number of cylinders on a virtual disk • write a label on a virtual disk r The format of the FORMAT command is:
----------------------------------------------------------, F:)RMAT cuu mode [nocvl] [ (options ••• [) ]] QEtiQns: r , ,Label , , Recompl L .J , , , , , , , , _________________________________ -J cuu is the virtual device address of the virtual disk to be
formatted.
mode
nocyl Valid addresses are 001 through 5FF for a virtual machine in
basic control mode and 001 through FFF for a virtual machine in
extended control mode.
is the filemode letter to be assigned to the specified device
address. Valid filemode letters are A, B, C, D, E, F, G, Y, and
z. This field must be specified. If any other disk is accessed
at mode, it is released.
is the number of cylinders to be made available for use. All
available cvlinders on the disk are used if the number specified
exceeds the actual number available.
LABEL writes a label on the disk without formatting the disk. A six-character label is written on cylinder 0, track 0, record
3 of the virtual disk. A prompting message requests a
six-character disk label (fewer than six cbaracters are
left-justified and blanks padded). RECOMP changes the number of cylinders on the disk that are available
to the user to the actual number of minidisk cylinders or to
the number specified by noeyl, whichever is less. If nocyl is
not specified, all cylinders are used.
,. Yoa ean use the FORMAT command with any virtual 3330, 3340, 3350, or 2319 device.
2. When vou do not specify either the RECOMP or LABEL option, the disk
area is initialized by writing a device-dependent number of records
(containing binary zeros) on each track. Any previous data on the
Section 2. CMS Commands 97