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

MRSTOSCS

Prolog
Control Block Contents
Cross Reference

MRSTOSCS Prolog

 DSECT NAME - STOSCS
 FUNCTION - This sample record is emitted to report on storage
            utilization in a SCSI container storage subpool.
 LOCATED BY -
        Through the Monitor Control Area
 REFERENCED CONTROL BLOCKS -
        MRRECHDR    Monitor Record Header
 NAME - MRSTOSCS
 DESCRIPTIVE NAME - Monitor Sample Record
                    Domain 3  - Storage Domain
                    Record 18 - SCSI Storage Pool sample
 DESCRIPTION - Generated at each monitor sample interval,
               so as to describe the status of a SCSI subpool.

MRSTOSCS Control Block Contents

Offsets
Dec  Hex  Type        Len  Name (Dim)             Description
 
   0   0  Structure    60  STOSCS                 Start of monitor record
   0   0  Character     0  STOSCS_MRHDR           Record header. See
                                                  MRRECHDR.
   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  STOSCS_POOLNAME        SCSI subpool name.
  28  1C  Unsigned      4  STOSCS_FRXROOT         SCSI subpool address.
  32  20  Unsigned      4  STOSCS_FRXPLEN         SCSI subpool size (bytes).
  36  24  Unsigned      4  STOSCS_MALLOC          Number of malloc() calls to
                                                  this subpool.
  40  28  Unsigned      4  STOSCS_MALLOCF         Number of failed malloc()
                                                  calls to this subpool.
  44  2C  Unsigned      4  STOSCS_FREES           Number of free() calls to
                                                  this subpool.
  48  30  Unsigned      4  STOSCS_FREEF           Number of failed free()
                                                  calls to this subpool.
  52  34  Unsigned      4  STOSCS_CURRENT         Number of bytes currently
                                                  allocated in this subpool.
  56  38  Unsigned      4  STOSCS_MAXALLOC        High water mark of bytes
                                                  allocated in this subpool.
  60  3C  Character     0  STOSCS_END

MRSTOSCS 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
STOSCS                     0     60
STOSCS_CURRENT            34      4
STOSCS_END                3C      0
STOSCS_FREEF              30      4
STOSCS_FREES              2C      4
STOSCS_FRXPLEN            20      4
STOSCS_FRXROOT            1C      4
STOSCS_MALLOC             24      4
STOSCS_MALLOCF            28      4
STOSCS_MAXALLOC           38      4
STOSCS_MRHDR               0      0
STOSCS_POOLNAME           14      8

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

Last updated on 08 August 2020 at 14:57:09.

Copyright IBM Corporation, 1990, 2020