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

#### MRMTRSCM

Prolog
Control Block Contents
Storage Layout
Cross Reference

#### MRMTRSCM Prolog

####

####

     DSECT NAME - MTRSCM
     FUNCTION - Map a Monitor record.
     LOCATED BY -
            Through the Monitor Control Area
     REFERENCED CONTROL BLOCKS -
            MRRECHDR    Monitor Record Header
     NAME - MRMTRSCM
     DESCRIPTIVE NAME - Monitor Sample Record
                        Domain 1  - Monitor Domain
                        Record 10 - Sample Alteration Command
     DESCRIPTION - Text of a MONITOR SAMPLE command that was issued
                   during the sample interval.  All MONITOR SAMPLE
                   commands except MONITOR SAMPLE START and MONITOR
                   SAMPLE STOP are recorded, and in separate records.
                   The purpose of this record is to identify changes
                   that have occurred to the monitor profile during a
                   sample interval.

    MRMTRSCM Control Block Contents

    Offsets
    Dec Hex  Type       Len  Name (Dim)          Description

      0   0  Structure   32  MTRSCM              Start of monitor record
      0   0  Character   32  MTRSCM_STATIC
      0   0  Character    0  MTRSCM_MRHDR        Record header. See MRRECHDR for
                                                 details.
      0   0  Character   20  MRHDR
      0   0  Unsigned     2  MRHDRLEN            record length in bytes
      2   2  Unsigned     2  MRHDRZER            field of zeros
      4   4  Unsigned     1  MRHDRDM             domain identifier
      5   5  Unsigned     1  *
      6   6  Unsigned     2  MRHDRRC             record identifier
      8   8  Character    8  MRHDRTOD            Time at which this record was
                                                 built. In time-of-day (TOD) clock
                                                 format. See IBM System 370 XA
                                                 Principle of Operation for
                                                 explanation of format.
     16  10  Character    4  *
     20  14  Character    0  MRHDR_END           End of header
     20  14  Character    8  MTRSCM_CALTOD       time-of-day the command was
                                                 issued
     28  1C  Unsigned     4  MTRSCM_CALBYCT      length, in bytes, of data in
                                                 MTRSCM_CALCMD
     32  20  Character    0  MTRSCM_CALCMD       Text of command, starting with
                                                 the word, 'MONITOR'. Regardless of
                                                 how the command word, 'MONITOR',
                                                 was entered on the command line,
                                                 it is expanded to its full word in
                                                 the record.

    MRMTRSCM 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
    MTRSCM                  0     32
    MTRSCM_CALBYCT         1C      4
    MTRSCM_CALCMD          20      0
    MTRSCM_CALTOD          14      8
    MTRSCM_MRHDR            0      0
    MTRSCM_STATIC           0     32

    This information is
    based on z/VM V4R3.0.

    Last updated on 1 May 2002 at 16:20:33.

    Copyright IBM Corporation, 1990, 2002