Specifying VSAM options

This section explains how to specify or change the values of the VSAM options. You can set VSAM options globally to allow processing of shared VSAM data sets.

XBM stores VSAM option values in the XBM repository. When you install XBM, the default values are in effect. You can specify or modify VSAM options at any time. XBM saves changes to the option values in the XBM repository and uses them immediately.

Before you begin

Review the options described in VSAM options.

To specify VSAM options

  1. From the File List panel, choose Options > VSAM options and press Enter.

    The VSAM Options subpanel is displayed as shown in the following figure:

                      VSAM Options                           
    
    Restrict caching for cross region share options 3 or 4.       
    
    Restrict caching  . . . . . 1   1.  Yes                       
                                    2.  No                        
    
    Remove VSAM object tracking information while not in use. 
    
    Remove object information   1   1.  Yes                       
                                    2.  No
    
    Note: Remove 'No' may increase memory usage in the XBM address
          space.                                                  
    
    F1=Help     F12=Cancel
  2. Type the desired values for each option:
    1. In the Restrict caching field, specify 1 (Yes) or 2 (No) to indicate whether to restrict caching for cross-region share options 3 or 4.
    2. In the Remove object information field, specify 1 (Yes) or 2 (No) to indicate whether to remove object tracking information for VSAM objects that are no longer being used.
  3. Press Enter to activate the new values and save them in the XBM repository.

    Note

    You can change option values at any time. Changes to the VSAM options take effect immediately.


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