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  112  STOSHD                 Start of monitor record
  0   0  Character    0  STOSHD_MRHDR           record header
  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  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
                                                stolen from this saved
                                                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  STOSHD_ASCCSXRD        Cumulative count of pages
                                                read from expanded to main
                                                storage for this saved
                                                System/Segment.
 84  54  Unsigned     4  STOSHD_ASCCSXWT        Cumulative count of pages
                                                written from main to expanded
                                                storage for this saved
                                                System/Segment.
 88  58  Unsigned     4  STOSHD_ASCCSMIG        Cumulative count of pages
                                                migrated by CP from expanded
                                                storage to DASD for this saved
                                                System/Segment.
 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  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    112
STOSHD_ASCCSMIG           58      4
STOSHD_ASCCSPGR           48      4
STOSHD_ASCCSPGW           4C      4
STOSHD_ASCCSPST           38      4
STOSHD_ASCCSXRD           50      4
STOSHD_ASCCSXWT           54      4
STOSHD_ASCCTPGS           60      4
STOSHD_ASCCTPRG           64      4
STOSHD_ASCCTPRS           2C      4
STOSHD_ASCHLLC            68      4
STOSHD_ASCHLRC            6C      4
STOSHD_ASCPTRSH           3C      4
STOSHD_END                70      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 V6R1.0.
Last updated on 8 Oct 2009 at 21:08:13.
Copyright IBM Corporation, 1990, 2009