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

MRSTOSHD

Prolog
Control Block Contents
Cross Reference

MRSTOSHD Prolog

 DSECT NAME - STOSHD
 FUNCTION - This is an event record that is created whenever
            a NSS, DCSS, or SSP (Segment SPace) is deleted from
            storage (released by the last user).
 LOCATED BY -
        Through the Monitor Control Area
 REFERENCED CONTROL BLOCKS -
        MRRECHDR    Monitor Record Header
 NAME - MRSTOSHD
 DESCRIPTIVE NAME - Monitor Event Record
                    Domain 3  - Storage Domain
                    Record 16 - NSS/DCSS/SSP removed from storage
 DESCRIPTION - Generated when a Named Saved System (NSS),
               Discontiguous Saved Segment (DCSS), or Segment
               SPace (SSP) is removed from storage (released by
               the last user).

MRSTOSHD Control Block Contents

Offsets
Dec  Hex  Type        Len  Name (Dim)             Description
 
   0   0  Structure   120  STOSHD                 Start of monitor record
   0   0  Character     0  STOSHD_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  Character     8  STOSHD_SDFFN           Saved System/Segment
                                                  filename.
  28  1C  Character     8  STOSHD_SDFFT           Saved System/Segment
                                                  filetype.
  36  24  Unsigned      4  STOSHD_SDFCLTIM        Time of data file creation.
  40  28  Signed        2  STOSHD_SDFIDNUM        Spool file identification
                                                  number of this
                                                  System/Segment.
  42  2A  Character     1  STOSHD_SDFCLASS        Spool file class of this
                                                  System/Segment.
  43  2B  Character     1  *                      Reserved for IBM use
  44  2C  Unsigned      4  STOSHD_ASCCTPRS        Cardinal count of resident
                                                  pages <2G for this saved
                                                  System/Segment. See
                                                  STOSHD_ASCCTPRG for the >2G
                                                  value.
  48  30  Unsigned      4  STOSHD_SNTSTRCT        Number of pages saved in
                                                  the saved System/Segment.
  52  34  Unsigned      4  STOSHD_SNTNDTCT        Number of storage pages
                                                  defined with a 'no data
                                                  saved' page descriptor code.
  56  38  Unsigned      4  STOSHD_ASCCSPST        Cumulative count of frames
                                                  reclaimed from this
                                                  System/Segment.
  60  3C  Unsigned      4  STOSHD_ASCPTRSH        Cumulative count of page
                                                  translations of shaved pages
                                                  for this System/Segment.
  64  40  Character     8  *                      Reserved for IBM use
  72  48  Unsigned      4  STOSHD_ASCCSPGR        Cumulative count of pages
                                                  read from DASD to main
                                                  storage for this saved
                                                  System/Segment.
  76  4C  Unsigned      4  STOSHD_ASCCSPGW        Cumulative count of pages
                                                  written from main storage to
                                                  DASD for this saved
                                                  System/Segment.
  80  50  Unsigned      4  *                      Reserved for IBM use - was
                                                  STOSHD_ASCCSXRD
                                                  System/Segment.
  84  54  Unsigned      4  *                      Reserved for IBM use - was
                                                  STOSHD_ASCCSXWT
                                                  System/Segment.
  88  58  Unsigned      4  *                      Reserved for IBM use - was
                                                  STOSHD_ASCCSMIG
  92  5C  Unsigned      4  *                      Reserved for IBM use.
                                                  Previous field is no longer
                                                  available. (STOSHD_ASCCTPLK)
  96  60  Unsigned      4  STOSHD_ASCCTPGS        Cardinal count of non-
                                                  preferred paging slots for
                                                  this saved System/Segment.
 100  64  Unsigned      4  STOSHD_ASCCTPRG        Cardinal count of resident
                                                  pages >2G for this saved
                                                  System/Segment. See
                                                  STOSHD_ASCCTPRS for the <2G
                                                  value.
 104  68  Unsigned      4  STOSHD_ASCHLLC         Count of pages locked in
                                                  Host Logical storage for this
                                                  saved System/Segment.
 108  6C  Unsigned      4  STOSHD_ASCHLRC         Host logical resident
                                                  count.
 112  70  Unsigned      4  STOSHD_ASCCTRSV        Number of frames reserved
                                                  via the SET RESERVED command.
 116  74  Unsigned      4  STOSHD_ASCDSRSV        Cumulative count of times
                                                  demand scan could not move
                                                  any frames for the saved
                                                  System/Segment from the SUFO
                                                  to the global aging list
                                                  because it would violate its
                                                  SET RESERVED setting.
 120  78  Character     0  STOSHD_END             

MRSTOSHD 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
STOSHD                     0    120
STOSHD_ASCCSPGR           48      4
STOSHD_ASCCSPGW           4C      4
STOSHD_ASCCSPST           38      4
STOSHD_ASCCTPGS           60      4
STOSHD_ASCCTPRG           64      4
STOSHD_ASCCTPRS           2C      4
STOSHD_ASCCTRSV           70      4
STOSHD_ASCDSRSV           74      4
STOSHD_ASCHLLC            68      4
STOSHD_ASCHLRC            6C      4
STOSHD_ASCPTRSH           3C      4
STOSHD_END                78      0
STOSHD_MRHDR               0      0
STOSHD_SDFCLASS           2A      1
STOSHD_SDFCLTIM           24      4
STOSHD_SDFFN              14      8
STOSHD_SDFFT              1C      8
STOSHD_SDFIDNUM           28      2
STOSHD_SNTNDTCT           34      4
STOSHD_SNTSTRCT           30      4

This information is
based on z/VM V6R4.0.

Last updated on 5 Oct 2016 at 10:13:46.
Copyright IBM Corporation, 1990, 2016