D04 - Data set attributes

This report lists information about each of the data sets (DASD and TAPE) which were open at some point during the observation session. Various attributes of each of the data sets are reported.

A sample report is shown here:

  File  View  Navigate  Help
--------------------------------------------------------------------------------
D04: Dataset Attributes (0618/TSTJOB01)                       Row 00001 of 00105
Command ===> __________________________________________________ Scroll ===> CSR 

SORT by: DDname enter SF, by Dataset Name enter SD.
Dataset information reported for  4  Files.

Non-VSAM file OUTFILE OPENed at 6:45:30.18 Monday Jan 26 2004

   DDNAME               OUTFILE
   Open Intent          OUTPUT
   Dataset Name         USER1.TESTPF2.OUTFILE
   Device Type          3390     Number of Extent 3
   Volume Serial        BKNSM1   Dataset Organiza PS
   Block Size (BLKSIZE) 27,930   RECFM            FIXED BLOCKED
   Record Size (LRECL)  133      Data Buffers     0


Non-VSAM file INFILE OPENed at 6:45:30.53 Monday Jan 26 2004

   DDNAME               INFILE
   Open Intent          INPUT
   Dataset Name         USER1.TESTPF2.INFILE
   Device Type          3390     Number of Extent 1
   Volume Serial        BKNSM1   Dataset Organiza PS
   Block Size (BLKSIZE) 13,300   RECFM            FIXED BLOCKED
   Record Size (LRECL)  133

Scrolling down in this example shows some VSAM file information.

  File  View  Navigate  Help
--------------------------------------------------------------------------------
D04: Dataset Attributes (0618/TSTJOB01)                       Row 00026 of 00105
Command ===> __________________________________________________ Scroll ===> CSR 

VSAM file VSAM1(1) OPENed at 6:45:33.66 Monday Jan 26 2004

   DDNAME               VSAM1
   Open Intent          KEY,DIR,OUT,RST
   Dataset Name         USER1.DATA.TESTPF.DAT
   Storage Class        BKNSMS
   Device Type          3390
   % Free Bytes in CI   10%                      Initial       Last
   Volume Serial        BKNSM2   CI Splits        0             0
   CI Size              8,192    CA Splits        0             0
   Record Size (LRECL)  80       Logical Records  0             0
   Number of Extents    1        Deleted Records  0             0
   SHAREOPTIONS         (1 3)    Insrted Records  0             0
   Organization         KSDS     Retrved Records  0             0
   CIs per CA           78       Updated Records  0             0
   Free CIs per CA      11       Byter Free Space 1,916,928     1,916,928
   Free Bytes per CI    819      Number of EXCPs  2             2
   % Free CIs in CA     15%
   Strings              0
   DATA Buffers         0
   INDEX Buffers        0

This example shows the index component:

   File  View  Navigate  Help
 ------------------------------------------------------------------------------
 D04: Dataset Attributes (2133/TSTJOB01)                     Row 00060 of 00116
 Command ===>                                                  Scroll ===> CSR
 Index Component of VSAM1(1)

    Dataset Name         USER1.DATA.TESTPF.IDX
    Storage Class        BKNSMS
    Device Type          3390
    % Free Bytes in CI   0%                       Initial       Last
    Volume Serial        BKNSM2   CI Splits        0             0
    CI Size              1,024    CA Splits        0             0
    Record Size (LRECL)  1,017    Logical Records  0             0
    Number of Extents    1        Deleted Records  0             0
    SHAREOPTIONS         (1 3)    Insrted Records  0             0
    Organization         KSDS     Retrved Records  0             0
    CIs per CA           33       Updated Records  0             0
    Free CIs per CA      0        Bytes Free Space 33,792        33,792
    Free Bytes per CI    0        Number of EXCPs  1             1
    % Free CIs in CA     0%

When available to Application Performance Analyzer, the following additional DASD statistics are displayed in D04, and in the detail windows of other DASD reports:

Average Response Time
Average Pending Time
Average Disconnect Time
Average Connect Time
Average Queued Time
Total I/Os
Cache Candidates
Cache Hits
Write Candidates
Write Hits

This example shows some of the additional DASD statistics:

   File  View  Navigate  Help
 ------------------------------------------------------------------------------
 D04: Dataset Attributes (4167/AGM01G)                       Row 00005 of 00125
 Command ===>                                                  Scroll ===> CSR
 VSAM file BNCSTFL OPENed at 16:19:58.25 Tuesday Aug 25  2009

    DDNAME               BNCSTFL
    Open Intent          KEY,DIR,SEQ,OUT
    Dataset Name         BNET.CICS22C.BNCSTFL.DATA
    Storage Class        BKNDATA
    Device Type          3390
    % Free Bytes in CI   0%                       Initial       Last
    Volume Serial        BKNA91+  CI Splits        0             0
                         BKNA93
    CI Size              8,192    CA Splits        0             0
    Record Size (LRECL)  516      Logical Records  14            14
    Number of Extents    1        Deleted Records  0             0
    SHAREOPTIONS         (4 3)    Insrted Records  0             0
    Organization         KSDS     Retrved Records  15,858,330    15,918,231
    CIs per CA           12       Updated Records  1             1
    Free CIs per CA      0        Bytes Free Space 90,112        90,112
    Free Bytes per CI    0        Number of EXCPs  7,991,951     8,051,851
    % Free CIs in CA     0%
    Strings              1        String Waits     0
    DATA Buffers         2        String Waits HWM 0
    INDEX Buffers        1
    Avg Response Time    0.0256   Avg Pending Time 0.0000
    Avg Disconnect Time  0.0000   Avg Connect Time 0.0128
    Avg Queued Time      0.0000   Total I/Os       59,900
    Cache Candidates     59,900   Cache Hits       59,900

You can place your cursor on the SORT field and enter any of the following sort codes to re-sort the report:

SF By DDName
SD By Data set name