Appendix K. Post-Installation Configuration
This appendix has a list of the steps to configure the REXX support.
Create the RFS Filepools
The REXX Filing System uses two or more filepools to store data. These are implemented as sets of
VSAM clusters. There is a skeleton sample job called CICVSAM.J in PRD1.BASE to define two filepools
for REXX. You should change this job to reflect your own environment as, for example, the dataset names.
When you have completed the changes, run the job to define the filepools.
Install Resource Definitions
Definitions for Profile, Program, Transaction and File resources for REXX, are in group CICREXX, which is
in the supplied or upgraded CSD.
You may make some changes to the resource definitions, for example you may want to change the name
of one or more of the provided transactions, and you probably need to change the dataset names
specified in the four file definitions to conform to those used when creating the RFS filepools.
Create a new group by copying CICREXX, and then make the changes to the new group.
When you have completed any changes, use CEDA to INSTALL the new group and add it to the
appropriate GRPLISTs ready for the next cold start.
Update LSRPOOL Definitions
Because the RFS files have a maximum key length of 252, and the supplied VSAM definitions use a
control interval size of 18K, it is important to check that the LSRPOOL used for the RFS supports these
values.
If you fail to do this, you will get an OPEN error on the system console with the message:
4228I FILE RFSxxxx OPEN ERROR X'DC' (220)
Rename supplied Procedures
Supply the following input to LIBR to copy and rename the supplied EXECs (PROCs). Replace user.sublib
with a suitable sublibrary (for example, PRD2.CONFIG) in the LIBDEF PROC or LIBDEF * search chain
for the CICS initialization JCL.
CONNECT S=PRD1.BASE : user.sublib
COPY CICAUSER.Z:=.PROC R=Y
COPY CICCD.Z:=.PROC R=Y
COPY CICCLD.Z:=.PROC R=Y
COPY CICDEFT.Z:=.PROC R=Y
COPY CICDIR.Z:=.PROC R=Y
COPY CICEDIT.Z:=.PROC R=Y
COPY CICEMAP.Z:=.PROC R=Y
COPY CICEPROF.Z:=.PROC R=Y
COPY CICESVR.Z:=.PROC R=Y
COPY CICEXIO.Z:=.PROC R=Y
COPY CICFLST.Z:=.PROC R=Y
COPY CICFPOOL.Z:=.PROC R=Y
COPY CICFPROF.Z:=.PROC R=Y
COPY CICFSVR.Z:=.PROC R=Y
COPY CICGVER.Z:=.PROC R=Y
COPY CICGVERD.Z:=.PROC R=Y
COPY CICHELP.Z:=.PROC R=Y
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