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VTOC Utilities Online VTOC Displays (TVTO)
Chapter 13. Disk Space Management 13-11
Online VTOC Displays (TVTO)
The TVTO CICS transaction displays information about entries found in the VTOC on a
specific DASD volume.
TVTO is a pseudo-conversational transaction, can only be utilized on an 80-character wide
screen, will utilize 31-bit storage for the majority of its work areas (if available), and will
automatically use the alternate screen size if larger than the default screen size.
TVTO (<=== transfers to HELP screen)
or
TVTO cuu (<=== transfers to VTOC screen)
or
TVTO volser (<=== transfers to VTOC screen)
CUU ??? <== Enter CUU or set cursor at desired entry (PF3=END) Pool: ALL
Name|Area|Space|Cdate|Edate: AREA Cyl|Trk: TRK High|Size: SIZE Expire: YES
140=DOSRES
141=SYSWK1
142=FBA001
160=CKD001
161=CKDP11
162=CKDP12
163=CKDP13
164=CKDP14
165=CKDP15
172=VSEPWR
173=VSELBL
174=VSEPAG
178=VSEPW2
179=FBAP11
17A=FBAP12
17B=FBAP13
17C=FBAP14
17D=FBAP15
400=EPV400
402=VDI402
The HELP screen is displayed when only the TVTO transaction-id is entered from a blank
CICS screen, whenever an invalid request is attempted, or by pressing the PF1 key from the
VTOC screen. Error and informational messages are displayed on the top screen line just to
the right of the cuu field. Pressing PF3 from the HELP screen will terminate the TVTO
transaction and return control to CICS with a blank screen.
The right-most field on screen line 1 and screen line 2 display all the current settings which
control the manner and sequence for entries to be displayed on the VTOC screen.
Pool: controls which DASD entries will be displayed on the Help Screen and controls
whether disk pool information (extracted from the current TSIDPOL phase) will be
included in the VTOC display. Note: disk pool information will be included in the
VTOC display only when an AREA or NAME sort sequence is chosen.
ALL Indicates that only DASD entries that are a member of any disk pool
are to be displayed on the Help Screen and to include both the lower
Description
Syntax
Help Screen
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