z/OS ISPF User's Guide Vol II
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Member summary section

z/OS ISPF User's Guide Vol II
SC19-3628-00

SuperC generates the member summary section when you specify either a file group comparison or use a macro library (MACLIB) or text library (TXTLIB) as input. The member summary section is really two sections with a page separator between them.

Figure 1 shows an example of the two member summary sections for a FILE compare type.

The first section indicates which files were compared and whether they were found to be different or the same. In Figure 1, NEW TEST1 A was compared to OLD TEST1 A and NEW TEST2 A was compared to OLD TEST2 A. Both comparisons found differences. Following the member statistics are the group statistics. As this was a FILE comparison, the statistics are in terms of files and the number of bytes in each file.

Note: Different compare types produce slightly different results in the first section.
The second part of the member summary section shows all the members from both the new and old file groups which were not paired (and hence not compared). In Figure 1, only OLD TEST3 A from the old file group was not compared to any file from the new group.
Figure 1. Example of the member summary section of the comparison listing
 1                        MEMBER SUMMARY LISTING (FILE COMPARE)

 2  DIFF SAME              FILE NAMES                N-BYTES O-BYTES

 3   **       NEW     TEST1    A5 OLD    TEST1    A5     240     240
     **       NEW     TEST2    A5 OLD    TEST2    A5     240     240
                     ----------------------          ------- -------
 4                         GROUP TOTALS                  480     480


 5      2   TOTAL FILES PROCESSED AS A GROUP
 6      2   TOTAL FILES PROCESSED HAD CHANGES
 7      0   TOTAL FILES PROCESSED HAD NO CHANGES
 8      0   TOTAL NEW FILES NOT PAIRED
 9      1   TOTAL OLD FILES NOT PAIRED

1  ASMFSUPC   -     MVS FILE/LINE/WORD/BYTE/SFOR COMPARE UTILITY- V1R6M0
 NEW:  NEW      TEST*    A                                    OLD:

                       MEMBER SUMMARY LISTING (FILE COMPARE)

        NON-PAIRED NEW GROUP FILES           |     NON-PAIRED OLD GR

                                             |  10  OLD   TEST3  A5
 1 
Section Header. In this context, "member" can refer to either members of a MACLIB or TXTLIB, or members of a file group.
 2 
Header line. Consists of several column headers.
DIFF
Contains "**" when the new and old files differ.
SAME
Contains "**" when the new and old are the same.
FILE NAMES
The file names or paired members of the file group or MACLIB/TXTLIB compared.
N-BYTES
Number of bytes processed in the new member.
O-BYTES
Number of bytes processed in the old member.
N-LINES
(Not shown) Number of lines processed in the new member.
O-LINES
(Not shown) Number of lines processed in the old member.
N-HASH-SUM
(Not shown) SuperC generated a hash value for the new member.
O-HASH-SUM
(Not shown) SuperC generated a hash value for the old member.
Note: The hashsums of files can be used to compare two files that are not physically on the same system. If the hashsum of a file on system A is different from the hashsum of a file on system B, then the files can be said to be different. If the hashsum of the files are identical, there is a high probability that the files are the same. As secondary confirmation that the files are the same, compare the number of lines and number of bytes.
 3 
Group (file) file statistics.
 4 
Group totals header line.
 5 
Total number of files that were processed as a group.
 6 
Total number of files compared that had differences.
 7 
Total number of files compared that had no differences.
 8 
Total number of new files that were not paired (and therefore were not compared).
 9 
Total number of old files that were not paired (and therefore were not compared).
 10 
OLD TEST3 A5 was present in the old file group. It could not be paired with a similarly named file in the new file group and was not processed.

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