can have the following designations: MeE-.ning Data area extent VTOC extent of the disk Split cylinder extent User label extent ISAM index area extent ISAM independent overflow area extent LISTDS !Y2g DATA VTOC SPLIT LABEL INDEX OVFLO tiODEL Model data set label in the VTOC. Does not define an extent
CYL-HD(RELTRK) TO CYL-HD(RELTBK} indicates the cylinder, head, and relative track numbers of the
start and end tracks of this extent. TRACKS indicates the number of tracks in the extent. gg2QQn§g!Q !hg Q£!i2n: A sample response to the FREE option is
shown below. The same headers and type of information is shown when you
request free information for all accessed disks.
listds g (free FREESPACE EXTENTS FOR 'G' DISK: CYL-HD (RELTRK) TO CYL-HD (RELTRK) TRACKS 052 00 988 052 01 989 2 054 02 i028 080 00 1520 493 081 01 1540 098 18 1880 341
CYL-HD(RELTRK) TO CYL-HD(RELTRK} indicates the cylinder, head and relative track numbers of the
starting and ending track in the free extent. TRACKS indicates the total number of free tracks in the extent. !Q thg E-.nQ Q£tiQn§: If you enter the FORMAT and PDS options, you receive information similar to the following:
listds d (fo pds)
RECFM LRECL BLKSI DSORG DATE LABEL
FB 80 800 PO 01/31/75 OSSYS1 MEMBER NAMES: ABEND ATTACH BLDL BSP CLOSE FIND PUT READ WRITE IDAP RECFM LRECL BLKSI DSORG DATE LABEL
F 80 80 PS 01/10/75 OSSYSl DMSLDS002E DATA NOT FOUND BC=28 DMSLDS003E INVALID OPTION 'option' RC=24 DMSLDS048E INVALID MODE 'mode' RC=24 DMSLDS06QE DISK NOT ACCESSED RC=36 FM DATA SET NAME D SYS1.MACLIB DCB DETACH DEVTYPE FM DATA SET NAME D SAMPLE DMSLDS117E INVALID EXTENT FOUND FOR 'data set name' IN Ifm' DISK RC=24 DMSLDS221E INVALID DATA SET NAME RC=24' DMSLDS222E 1/0 ERROR READING 'data set name' FROM {fmIOS1DOS} DISK RC=28 DMSLDS223E NO FILEMODE SPECIFIED RC=24 DMSLDS226E NO DATA SET NAME ALLOWED WITH FREE OPTION RC=24 DMSLDS227W INVALID EXTENT FOUND FOR 'datasetname' ON {fmIOS1DOS} DISK RC=4 DMSLDS231E 1/0 ERROR READING VTOC FROM {fmIOSIDOS} DISK RC=28 Section 2. CMS Commands 113

LISTFILE llSTFllE Use the LISTFILE command to obtain specified information about CMS files
residing on accessed disks. The format of the LISTFILE command is: r Listfile r r r ",
'fn 'ft 'f m, 'I [(options ••• () ]] 1* 1* 1* III L L L .J.J.J r , ,Header I ,NOHeader I L .J r ., IExec I IAPpend, L .J r ., IFName I I FType I I I ,FOrmat, ,ALloc I ,Date , ILabel , L J
-----,
fn is the filename of the files for which information is to be
collected. If an asterisk is coded in this field, all filenames
are used. If you code an asterisk preceded by any number of
characters, then files that begin with the specified characters are
listed.
ft is the filetype of the files for which information is to be
collected. If an asterisk is coded in this field, all filetypes
are used. If you code an asterisk preceded by any number of
characters, then files that begin with the specified characters are
listed.
fm is the filemode of the files for which information is to be
collected. If this field is omitted, only the A-disk is searched.
If an asterisk is coded, all disks are searched.
HEADER includes column headings in the listing. HEADER is the
default if any of the supplemental information options (FORf'IAT, ALLOCATE, DATE, or LABEL) are specified. The
format of the heading is:
FILENAME FILETYPE Ff'I FORMAT RECS BLOCKS DATE TIf'IE LABEL
NOHEADER does not include column headings in the list. NOHEADER is
the default if only filename, filetype, or filemode
information is requested. 114 IBM VM/3 7 0 eMS Command and Macro Reference