SUBCHNS report

The SUBCHNS report, as shown in Figure 1, summarizes details from the SUBCHN report. You can use the SUBCHNS report to see the vital record specification chains that DFSMSrmm is using to retain data sets.

The data columns in the SUBCHNS report provide the following information:

New Subchain: The primary vital record specification, the secondary vital record specification subchain names, and the dates the vital record specifications started to retain the data set.
COUNT: The number of data sets with the same new subchain.

Figure 1. Sample SUBCHNS Report

1Summary of new Data Set subchains        05/31/12        02:02:31        - 1 -

 New Subchain                                     COUNT
 ------------------------------------   ---------------
 D004    2011/098                                     2
 D004    2011/334                                     1
 N1A000302011/098                                     2
 N1A000302011/334                                     1
 N1A000312011/098                                     2
 N1A000312011/334                                     1
 N1D003  2011/098                                     2
 N1D003  2011/334                                     1
 N1D012  2011/098                                     4
 N1D012  2011/334                                     2