Programming Interface Information: The Monitor Records are intended Programming Interfaces that allow the customer to write programs to obtain services of z/VM.

#### MRSSIXDI

Prolog
Control Block Contents
Cross Reference

#### MRSSIXDI Prolog

     DSECT NAME - SSIXDI
     FUNCTION - Map a Monitor record.
     LOCATED BY -
            Through the Monitor Control Area
     REFERENCED CONTROL BLOCKS -
            MRRECHDR    Monitor Record Header
     NAME - MRSSIXDI
     DESCRIPTIVE NAME - Monitor Sample Record
                        Domain 11 - SSI Domain
                        Record  7 - XDISK Activity
     DESCRIPTION - Provides information about XDISK activity

#### MRSSIXDI Control Block Contents

    Offsets
    Dec  Hex  Type        Len  Name (Dim)             Description

       0   0  Structure   108  SSIXDI                 Start of monitor record
       0   0  Character     0  SSIXDI_MRHDR           Record header. See MRRECHDR
                                                      for details.
       0   0  Character    20  MRHDR
       0   0  Unsigned      2  MRHDRLEN
       2   2  Unsigned      2  MRHDRZER
       4   4  Unsigned      1  MRHDRDM
       5   5  Unsigned      1  *
       6   6  Unsigned      2  MRHDRRC
       8   8  Character     8  MRHDRTOD
      16  10  Character     4  *
      20  14  Character     0  MRHDR_END
      20  14  Unsigned      4  SSIXDI_XDSLKTOT        Count of times LINK command
                                                      has been issued on this
                                                      system
      24  18  Unsigned      4  SSIXDI_XDSLKPLX        Count of times SSI was
                                                      consulted for LINK command
      28  1C  Character     8  SSIXDI_XDSLKTOD        Total virtual time for LINK
                                                      commands to consult with SSI
      36  24  Unsigned      4  SSIXDI_XDSDTTOT        Count of times DETACH
                                                      command has been issued on
                                                      this system
      40  28  Unsigned      4  SSIXDI_XDSDTPLX        Count of times SSI was
                                                      consulted for DETACH command
      44  2C  Character     8  SSIXDI_XDSDTTOD        Total virtual time for
                                                      DETACH commands to consult
                                                      with SSI
      52  34  Unsigned      4  SSIXDI_XDSWKTOT        Count of times WRKALLEG
                                                      used (SET WRKALLEG, DASDOPT
                                                      WRKALLEG or MINIOPT
                                                      WRKALLEG)on this system.
      56  38  Unsigned      4  SSIXDI_XDSWKPLX        Count of times SSI
                                                      consulted for WRKALLEG.
      60  3C  Character     8  SSIXDI_XDSWKTOD        Total virtual time for
                                                      WRKALLEG use to consult with
                                                      SSI
      68  44  Unsigned      4  SSIXDI_XDSQLTOT        Count of times QYERY LINKS
                                                      command issued on this system
      72  48  Unsigned      4  SSIXDI_XDSQLPLX        Count of times SSI
                                                      consulted for QUERY LINKS.
      76  4C  Character     8  SSIXDI_XDSQLTOD        Total virtual time for
                                                      QUERY LINKS to consult with
                                                      SSI
      84  54  Unsigned      4  SSIXDI_XDSLKRSP        Number of LINK responses
                                                      for other SSI members
      88  58  Unsigned      4  SSIXDI_XDSDTRSP        Number of DETACH responses
                                                      for other SSI members
      92  5C  Unsigned      4  SSIXDI_XDSWKRSP        Number of WRKALLEG
                                                      responses for other SSI
                                                      members
      96  60  Unsigned      4  SSIXDI_XDSQLRSP        Number of Q LINKS responses
                                                      for other SSI members
     100  64  Unsigned      4  SSIXDI_XDSMDCHG        Number of MDC changes made
                                                      on this system based on other
                                                      SSI members requests.
     104  68  Unsigned      2  SSIXDI_XDSHGBST        Highest priority boost ever
                                                      seen for this lock.
     106  6A  Unsigned      2  *
     108  6C  Character     0  SSIXDI_END

#### MRSSIXDI Cross Reference

                          Hex           Hex
    Name                  Offset Length Value

    MRHDR                      0     20
    MRHDR_END                 14      0
    MRHDRDM                    4      1
    MRHDRLEN                   0      2
    MRHDRRC                    6      2
    MRHDRTOD                   8      8
    MRHDRZER                   2      2
    SSIXDI                     0    108
    SSIXDI_END                6C      0
    SSIXDI_MRHDR               0      0
    SSIXDI_XDSDTPLX           28      4
    SSIXDI_XDSDTRSP           58      4
    SSIXDI_XDSDTTOD           2C      8
    SSIXDI_XDSDTTOT           24      4
    SSIXDI_XDSHGBST           68      2
    SSIXDI_XDSLKPLX           18      4
    SSIXDI_XDSLKRSP           54      4
    SSIXDI_XDSLKTOD           1C      8
    SSIXDI_XDSLKTOT           14      4
    SSIXDI_XDSMDCHG           64      4
    SSIXDI_XDSQLPLX           48      4
    SSIXDI_XDSQLRSP           60      4
    SSIXDI_XDSQLTOD           4C      8
    SSIXDI_XDSQLTOT           44      4
    SSIXDI_XDSWKPLX           38      4
    SSIXDI_XDSWKRSP           5C      4
    SSIXDI_XDSWKTOD           3C      8
    SSIXDI_XDSWKTOT           34      4

    This information is
    based on z/VM V7R2.0.

    Last updated on 08 August 2020 at 21:07:49.

    Copyright IBM Corporation, 1990, 2020