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               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  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 V5R2.0.

Last updated on 11 Dec 2005 at 18:48:12.

Copyright IBM Corporation, 1990, 2005