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

#### MRMTRMCC

Prolog
Control Block Contents
Cross Reference

#### MRMTRMCC Prolog

     DSECT NAME - MTRMCC
     FUNCTION - Map a Monitor record.
     LOCATED By -
            Through the Monitor Control Area
     REFERENCED CONTROL BLOCKS -
            MRRECHDR    Monitor Record Header
     NAME - MRMTRMCC
     DESCRIPTIVE NAME - Monitor Event Record
                        Domain 1 - Monitor Domain
                        Record 21 - Memory Configuration Change
     DESCRIPTION - Record of a Memory Configuration Change reported by
                   the Support Element
     NOTES:

#### MRMTRMCC Control Block Contents

    Offsets
    Dec  Hex  Type        Len  Name (Dim)             Description

       0   0  Structure    48  MTRMCC                 Start of monitor record
       0   0  Character     0  MTRMCC_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  Character     8  MTRMCC_SYSGSTBY        Standby central storage
                                                      size in bytes.
      28  1C  Character     8  MTRMCC_SYSGSTRS        Reserved central storage
                                                      size in bytes.
      36  24  Character     8  MTRMCC_RSAGOFFL        Offline frames >2G
      44  2C  Character     4  MTRMCC_RSAOFFLN        Offline frames <2G
      48  30  Character     0  MTRMCC_END

#### MRMTRMCC 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
    MTRMCC                     0     48
    MTRMCC_END                30      0
    MTRMCC_MRHDR               0      0
    MTRMCC_RSAGOFFL           24      8
    MTRMCC_RSAOFFLN           2C      4
    MTRMCC_SYSGSTBY           14      8
    MTRMCC_SYSGSTRS           1C      8

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

    Last updated on 09 August 2020 at 15:19:44.

    Copyright IBM Corporation, 1990, 2020