SystemManaged StorageConcepts and Components 27
4.3.1.2 ISMF for the Storage Administrator
Figure9 on page 27 shows the ISMF primary option menu displayed for a storage
administrator. Options allow lists to be built from volume selection criteria
(Storage Group), as wellas the Management Class, Data Class, and Storage
Class facilitiesallowing the individualto define, alter, copy,and deleteSMS
classes,volumes, and data sets. Again, these lists are built from VTOC or catalog
information, andtailored in the same way. This panel isselected from the
ISPF/PDF primary menu (dependent upon site customization).
Figure 9. ISMFPrimary Option Menu for Storage Administrators
4.3.2 DFSMSdss
The Data Set Services (DSS) component is a disk storage management tool. It
can be invokedusing ISMF. The following sections describe DSS capabilities.
4.3.2.1 Functionality
The DSS componentis able to perform a variety of space management functions.
Of these, the most common are listedbelow:
COMPRESS Compresses partitioned data sets.
CONVERTV Converts existing volumes to and from SMS management
without data movement.
COPY Performsdata set, volume, and track movement, allowing
the movementof data from one disk volume to another,
including unlikedevice types.
COPYDUMP Allowsthe generation of 1 to 255 copies of DFSMSdss
produced dump data. The data to be copied can be tape
or disk based, and copies can be written to tape or disk
volumes.
DEFRAG Reducesor eliminates free-space fragmentation on a disk
volume.
DUMP Performsthe dumping of disk data to a sequential volume
(either tape or disk). The process allowseither:
ISMF PRIMARY OPTION MENU - DFSMS/MVS1.5
Enter Selection or Command ===>
Select one of the following optionsand press Enter:
0 ISMF Profile - Specify ISMF User Profile
1 Data Set - Perform Functions Against Data Sets
2 Volume - Perform Functions Against Volumes
3 Management Class - Specify Data Set Backup and Migration Criteria
4 Data Class - Specify Data Set Allocation Parameters
5 Storage Class - Specify Data Set Performanceand Availability
6 Storage Group - Specify Volume Names and FreeSpace Thresholds
7 Automatic Class Selection - Specify ACS Routines and Test Criteria
8 Control Data Set - Specify System Names and Default Criteria
9 Aggregate Group - Specify Data Set Recovery Parameters
10 Library Management - Specify Library and Drive Configurations
11 Enhanced ACS Management - Perform Enhanced Test/Configuration Management
C Data Collection - Process Data Collection Function
L List - Perform Functions Against SavedISMF Lists
R Removable Media Manager - Perform Functions Against Removable Media