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

#### MRPRCVOF

Prolog
Control Block Contents
Cross Reference

#### MRPRCVOF Prolog

     DSECT NAME - PRCVOF
     FUNCTION - Map a Monitor record.
     LOCATED BY -
            Through the Monitor Control Area
     REFERENCED CONTROL BLOCKS -
            MRRECHDR    Monitor Record Header
     NAME - MRPRCVOF
     DESCRIPTIVE NAME - Monitor Event Record
                        Domain 5 - Processor Domain
                        Record 2 - Vary Off Processor
     DESCRIPTION - Generated whenever a real processor is varied
                   offline.

#### MRPRCVOF Control Block Contents

    Offsets
    Dec  Hex  Type        Len  Name (Dim)             Description

       0   0  Structure    28  PRCVOF                 Start of monitor record
       0   0  Character     0  PRCVOF_MRHDR           record header
       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      2  PRCVOF_PFXCPUAD        Processor address
      22  16  Unsigned      1  PRCVOF_VOFFRSON        Vary off reason. Valid
                                                      values: X'00' - Vary off
                                                      command X'01' -
                                                      Initialization failure X'02'
                                                      - Park failure X'03' - Unpark
                                                      failure X'04' - Thread
                                                      Deactivation for
                                                      multithreading config change
                                                      X'FF' - Other (unresponsive,
                                                      machine check, etc.)
      23  17  Unsigned      1  *                      Reserved for IBM use
      24  18  Unsigned      2  PRCVOF_CORID           Core ID for this Processor.
      26  1A  Character     2  *                      Reserved for IBM use.
      28  1C  Character     0  PRCVOF_END

#### MRPRCVOF 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
    PRCVOF                     0     28
    PRCVOF_CORID              18      2
    PRCVOF_END                1C      0
    PRCVOF_MRHDR               0      0
    PRCVOF_PFXCPUAD           14      2
    PRCVOF_VOFFRSON           16      1

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

    Last updated on 08 August 2020 at 16:04:19.

    Copyright IBM Corporation, 1990, 2020