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

MRSYTASG

Prolog
Control Block Contents
Cross Reference

MRSYTASG Prolog

 DSECT NAME - SYTASG
 FUNCTION - Map a Monitor record.
 LOCATED BY -
          Through the Monitor Control Area
 REFERENCED CONTROL BLOCKS -
        MRRECHDR    Monitor Record Header
 NAME - MRSYTASG
 DESCRIPTIVE NAME - Monitor Sample Record
                    Domain 0 - System Domain
                    Record 6 - Auxiliary Storage (Global)
 DESCRIPTION - Allocation and use of storage between CP and users.


MRSYTASG Control Block Contents

Offsets
Dec Hex  Type       Len  Name (Dim)             Description
 
  0   0  Structure   84  SYTASG                 
  0   0  Character    0  SYTASG_MRHDR           Record header. See MRRECHDR
                                                for details.
  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  Unsigned     4  SYTASG_CAL90FUL        Number of times available
                                                paging slots were 90 percent
                                                full. SAL90FUL in paging data
                                                area of HCPPGD
 24  18  Unsigned     4  SYTASG_CAL91FUL        Number of times available
                                                spooling slots were 90 percent
                                                full. SAL90FUL in spooling data
                                                area of HCPPGD
 28  1C  Unsigned     4  SYTASG_CALSLTA1        Total number of slots which
                                                have been allocated for paging.
                                                SALSLTAV in paging data area of
                                                HCPPGD.
 32  20  Unsigned     4  SYTASG_CALSLTI1        Total number of slots which
                                                are currently being used by
                                                paging. SALSLTIU in paging data
                                                area of HCPPDG.
 36  24  Unsigned     4  *                      Reserved for IBM use
 40  28  Unsigned     4  *                      Reserved for IBM use
 44  2C  Unsigned     4  SYTASG_CALSLTA2        Total number of slots which
                                                have been allocated for
                                                spooling. SALSLTAV in spooling
                                                data area of HCPPGD.
 48  30  Unsigned     4  SYTASG_CALSLTI2        Total number of slots which
                                                are currently being used by
                                                spooling. SALSLTIU in spooling
                                                data area of HCPPGD.
 52  34  Unsigned     4  SYTASG_SYSSFCRT        Cumulative number of files
                                                which have been created. This
                                                includes both spool files and
                                                system data files, but not
                                                those files which have already
                                                been purged.
 56  38  Unsigned     4  SYTASG_SYSSFPUR        Number of files which have
                                                been purged. This includes both
                                                spool and system data files,
                                                but not the system data files
                                                in the pending purge state.
 60  3C  Unsigned     4  SYTASG_CALTOTM1        Sum of modified Device Load
                                                (MLOAD) on system paging
                                                exposures. MLOAD is the product
                                                of the number of pages in the
                                                outstanding I/O requests on the
                                                device multiplied by the
                                                service time of the device.
                                                From SALTOTML in paging area of
                                                HCPPGD.
 64  40  Unsigned     4  SYTASG_CALAVGM1        Average system MLOAD
                                                (Modified Device Load). From
                                                SALAVGML in paging area of
                                                HCPPGD
 68  44  Unsigned     4  SYTASG_CALTOTM2        Sum of modified Device Load
                                                (MLOAD) on system spooling
                                                exposures. MLOAD is the product
                                                of the number of pages in the
                                                outstanding I/O requests on the
                                                device multiplied by the
                                                service time of the device.
                                                From SALTOTML in spooling area
                                                of HCPPGD.
 72  48  Unsigned     4  SYTASG_CALAVGM2        Average system MLOAD
                                                (Modified Device Load). From
                                                SALAVGML spooling area of
                                                HCPPGD
 76  4C  Unsigned     4  SYTASG_CALDMPAV        Total number of dump slots
                                                available on special dump-only
                                                volumes
 80  50  Unsigned     4  SYTASG_CALDMPIU        Total number of dump slots in
                                                use on special dump-only
                                                volumes
 84  54  Character    0  SYTASG_END             

MRSYTASG 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
SYTASG                     0     84
SYTASG_CALAVGM1           40      4
SYTASG_CALAVGM2           48      4
SYTASG_CALDMPAV           4C      4
SYTASG_CALDMPIU           50      4
SYTASG_CALSLTA1           1C      4
SYTASG_CALSLTA2           2C      4
SYTASG_CALSLTI1           20      4
SYTASG_CALSLTI2           30      4
SYTASG_CALTOTM1           3C      4
SYTASG_CALTOTM2           44      4
SYTASG_CAL90FUL           14      4
SYTASG_CAL91FUL           18      4
SYTASG_END                54      0
SYTASG_MRHDR               0      0
SYTASG_SYSSFCRT           34      4
SYTASG_SYSSFPUR           38      4

This information is based on z/VM V5R3.0.
Last updated on 12 Jun 2007 at 12:35:23.
Copyright IBM Corporation, 1990, 2007