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