Problem: DFSMSHSM started task Error Message:

ADR236W (001)-DDTFP(01), VTOC ON VOLUME HSMBA2 DOES NOT CONTAIN ENOUGH FREE DSCBS,

ADR006I (001)-STEND(02), 2019.132 15:06:08 EXECUTION ENDS

Status of Volume HSMBA2 - DFSMSHSM Backup Volume

Volume Data VTOC Data
Tracks : Tracks : 75
%Used : %Used : 100

Solution: Increase the size of the VTOC.


Since there are no free DSCB's EXTVTOC (Extend VTOC) does not work.


Create a new VTOC.

The volume HSMBA2 should be varied OFFLINE and the following JCL should be run.

Device address of volume - 50BC

//STEP1 EXEC PGM=ICKDSF

//SYSPRINT DD SYSOUT=*

//SYSIN DD *

REFORMAT NEWVTOC(ANY,200) VERIFY(HSMBA2) UNITADDRESS(50BC)


Vary the volume HSMBA2 and refersh the free space with the following JCL.

//STEP1 EXEC PGM=ICKDSF

//VOLDD DD DISP=SHR,UNIT=SYSDA,VOL=SER=HSMBA2

//SYSPRINT DD SYSOUT=*

//SYSIN DD *

REFORMAT DDNAME(VOLDD) VERIFY(HSMBA2) REFVTOC


New Status

Volume Data VTOC Data
Tracks : 150,255 Tracks : 200
%Used : 63 %Used : 38
Trks/Cyls: 15 Free DSCBS: 6,245