MRMTRCPD

MRMTRCPD Prolog

 DSECT NAME - MTRCPD
 FUNCTION - Map a Monitor record.
 LOCATED BY -
           Through the Monitor Control Area
 REFERENCED CONTROL BLOCKS -
        MRRECHDR    Monitor Record Header
 NAME - MRMTRCPD
 DESCRIPTIVE NAME - Monitor Event Record
                    Domain 1  - Monitor Domain
                    Record 29 - CPU Pool Definition
 DESCRIPTION - Records CPU Pool changes made by the DEFINE CPUPOOL,
               SET CPUPOOL, and DELETE CPUPOOL commands.

MRMTRCPD Control Block Contents

Offsets
Dec  Hex  Type        Len  Name (Dim)             Description
 
   0   0  Structure    40  MTRCPD                 Start of monitor record.
   0   0  Character     0  MTRCPD_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  MTRCPD_LIMPOOL         CPU pool name.
  28  1C  Bitstring     1  MTRCPD_FLAGS           Flag byte.
          1... ....        MTRCPD_CPUAFFON         CPU Affinity setting for
                                                  the MTRCPD_LIMCPUTY processor
                                                  type limited by this CPU
                                                  pool. If ON, CPU Affinity is
                                                  ON. If OFF, CPU Affinity is
                                                  suppressed.
          .1.. ....        *
          ..1. ....        *
          ...1 ....        *
          .... 1...        *
          .... .1..        *
          .... ..1.        *
          .... ...1        *
  29  1D  Unsigned      1  MTRCPD_LIMCPUTY        CPU pool CPU type limited.
                                                  Valid values: X'00' - General
                                                  Purpose (CP) X'03' -
                                                  Integrated Facility for Linux
                                                  (IFL)
  30  1E  Unsigned      1  MTRCPD_TYPELIM         TYPE of LIMIT listed in
                                                  MTRCPD_MAXSHARE. Valid
                                                  values: X'01' - LIMITHARD
                                                  limit X'02' - CAPACITY limit
  31  1F  Unsigned      1  MTRCPD_COMMAND         What command/action caused
                                                  the change in CPU Pool? Valid
                                                  values: X'01' - DEFINE
                                                  CPUPOOL issued X'02' - SET
                                                  CPUPOOL issued X'03' - DELETE
                                                  CPUPOOL issued
  32  20  Unsigned      4  MTRCPD_MAXSHARE        CPU pool maximum share from
                                                  DEFINE or SET CPUPOOL
                                                  command. Unit of value is a
                                                  hexadecimal factor scaled 16
                                                  bits. For example,
                                                  X'00010000' = 1.00(100%),
                                                  X'0000C000' = 0.75(75%),
                                                  X'00008000' = 0.50(50%), etc.
  36  24  Unsigned      4  MTRCPD_LIMCTMEM        Current number of users in
                                                  the CPU pool.
  40  28  Character     0  MTRCPD_END

MRMTRCPD 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
MTRCPD                     0     40
MTRCPD_COMMAND            1F      1
MTRCPD_CPUAFFON           1C           80
MTRCPD_END                28      0
MTRCPD_FLAGS              1C      1
MTRCPD_LIMCPUTY           1D      1
MTRCPD_LIMCTMEM           24      4
MTRCPD_LIMPOOL            14      8
MTRCPD_MAXSHARE           20      4
MTRCPD_MRHDR               0      0
MTRCPD_TYPELIM            1E      1

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

Last updated on 09 August 2020 at 15:11:31.

Copyright IBM Corporation, 1990, 2020